Senior Magento 2 Developer JobotSenior Magento 2 DeveloperDenver, CORemote$80–$100 / hourInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. This is an ideal opportunity for someone who enjoys solving complex technical problems in production-scale Magento environments and wants to work across both development and operational aspects of a modern eCommerce platform.
NewJava Developer Epitec, IncJava DeveloperGreenwood village, CO$50–$70 / hourA Software Development Engineer designs, develops, tests, installs, and maintains systems, applications, networks, and/or telecom and related processes to meet the functional objectives of the business. Assesses system, application, network, and/or telecom needs, provides modeling and simulation consulting to clarify client technology functionality, and evaluates and implement new advanced technologies.
Senior Software Engineer Kforce Inc.Senior Software EngineerGreenwood Village, CO$55.25–$71.92Summary: As a Senior Software Engineer on the Configuration Management and eXperimentation team (CMX), in the applied AI and data science program, you'll help design and develop software solutions that expand Charter's custom experimentation and configuration management platform. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs.
New.Net - Azure Software Development Engineer IV Epitec, Inc.Net - Azure Software Development Engineer IVGreenwood Village, CO$60–$78 / hourAssists with performance tuning Ensures security is a priority and understands the various areas where security vulnerabilities arise Ensures application resiliency, and disaster recovery Documentation and Knowledge Sharing: Creates detailed documentation for the application. - Strong and current familiarity with Azure platforms and services, including Azure App Services, Azure API Management, Key Vault, Azure Monitor, Azure Application Insights, Azure SQL, etc.
NewJunior Java/C++ Developer - Remote SynergisticITJunior Java/C++ Developer - RemoteDenver, CORemote$82,000–$127,000 / yearFull timeSince 2010, Synergisticit has helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Paypal, JPMC, Wayfair, BOA, CITI and hundreds more with Job offers of $95k to $154k. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients.
Software Architect III - AWS Cloud & AI Kforce Inc.Software Architect III - AWS Cloud & AIGreenwood Village, CO$68–$78Summary: The ideal candidate will bring deep expertise in cloud architecture, Infrastructure-as-Code, and modern software engineering principles, along with a passion for leveraging AI and automation to improve developer productivity and business outcomes. This senior-level role is focused on designing and building secure, scalable cloud-native platforms on AWS while driving innovation across platform engineering, application security, and AI-enabled development practices.
Mid-Level SQL Engineer LeidosMid-Level SQL EngineerAurora, CO$87,100–$157,450April 16, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .
Senior Java Developer- AWS Experience (15+ years Experience Needed) ConfidentialSenior Java Developer- AWS Experience (15+ years Experience Needed)Denver, COContractorThe ideal candidate will have deep hands-on experience building scalable microservices, RESTful APIs, and cloud-native applications using Java 21, Spring Boot, and AWS services. We are seeking a highly experienced Senior Java Developer with strong expertise in modern Java development and AWS cloud services.
Java Developer Contractor – Denver, CO (Hybrid) Speridian Technologies Only Dener COJava Developer Contractor – Denver, CO (Hybrid)Denver, COContractorWe’re seeking an experienced Java Developer Contractor to design, build, and maintain modern web applications, backend services, and cloud‑based solutions. This role requires strong hands‑on skills in Java 21, Spring Boot, REST APIs, AWS services, and GitLab CI/CD pipelines.
Data Scientist/Engineer - Junior (Remote) SynergisticITData Scientist/Engineer - Junior (Remote)Boulder, CORemote$78,000–$145,000 / yearFull timeSince 2010, SynergisticIT has helped thousands of candidates land full-time jobs at tech leaders and enterprise employers—companies such as Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Walmart Labs, Citi, JPMC, Bank of America, Deloitte, and many more—with offers often ranging from $95,000 to $154,000 depending on role and skill depth. In other words, the program builds candidates across Java / Full Stack / DevOps and Data Analytics / Data Engineering / Data Science / Machine Learning / AI—because companies hire teams, not single-skill candidates.
NewServer Software Developer CACIServer Software DeveloperDenver, ColoradoExperience with Java, SQL, Git Server-side data technologies like, Postgres, Elasticsearch, Kafka, Redis, DevOps tools, including Jenkins, Gitlab, Nexus, and SonarQube Familiarity with Agile software development methodology, processes, and techniques Linux and Windows skills. We work directly with operational users to design, develop, and maintain capabilities that empower analysts to manage and fuse data from multiple sources of intelligence, allowing them to assess, monitor and alert on intelligence in direct support of vital national security missions.
AI Solutions Software Developer AtkinsRealis Group IncAI Solutions Software DeveloperDenver, CO$90,000–$150,000 / yearApply broad knowledge of leading-edge information technologies, data engineering, machine learning, cloud platforms, and software development practices to analyze complex datasets, integrate AI models and third-party services, and develop secure, maintainable, and scalable digital solutions. Under direction, works collaboratively with industry experts, software developers, data specialists, project managers, and client stakeholders to design, build, and deliver AI-enabled software, data, and analytics solutions that solve important and impactful real-world problems.
Full Stack Software Developer Level 3 or 4 Northrop Grumman CorpFull Stack Software Developer Level 3 or 4Aurora, CO$114,000–$171,000 / yearCentral Region Software Engineering organization comprises over 200 highly skilled professionals (for Aurora, CO), including Software Engineers, DevOps Engineers, Database Administrators, Systems Administrators, and Network Engineers, at all levels-ranging from early-career engineers to senior chief engineers and architects. Basic Qualifications: Level 3: Bachelor's degree in a STEM (Science, Technology, Engineering, and Mathematics) discipline with 5+ years of software development experience; Master's degree in a STEM discipline with 3+ years of experience.
Software Developer (TS/SCI CI Poly) (5303) (Chantilly, VA; Herndon, VA; Aurora, CO) SMXSoftware Developer (TS/SCI CI Poly) (5303) (Chantilly, VA; Herndon, VA; Aurora, CO)Aurora District, CO$110,800–$184,700 / yearThe SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.
Full Stack Software Developer Capital Rx LLCFull Stack Software DeveloperDenver, CORemote$86,400–$136,000 / yearJudi Health is an enterprise health technology company providing a comprehensive suite of solutions for employers and health plans, including: Capital Rx, a public benefit corporation delivering full-service pharmacy benefit management (PBM) solutions to self-insured employers, Judi Health, which offers full-service health benefit management solutions to employers, TPAs, and health plans, and. We're looking for someone who brings a mix of technical expertise, problem-solving ability, and collaborative spirit: Collaborate with senior developers to implement new features and improve existing functionality.
Senior Software Developer AtkinsRealis Group IncSenior Software DeveloperDenver, CO$80,000–$130,000 / yearNote to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency. Ability to integrate AI capabilities into software development workflows using tools such as GitHub Copilot to improve productivity, accelerate delivery, and maintain code quality.
Software Developer Dassault Systemes SESoftware DeveloperBroomfield, COWith CGM, software developers can create and open CAD and polyhedral models, modify queries, and prepare for all kinds of analysis. Role & Responsibilities: Dassault Systemes' Spatial Corporation is the heart of 3D modeling in hundreds of applications in diverse areas of engineering.
Full Stack Software Developer Judi HealthFull Stack Software DeveloperDenver, ColoradoRemoteJudi Health is an enterprise health technology company providing a comprehensive suite of solutions for employers and health plans, including: Capital Rx , a public benefit corporation delivering full-service pharmacy benefit management (PBM) solutions to self-insured employers, Judi Health , which offers full-service health benefit management solutions to employers, TPAs, and health plans, and. We’re looking for someone who brings a mix of technical expertise, problem-solving ability, and collaborative spirit: Collaborate with senior developers to implement new features and improve existing functionality.
Software Developer Two Six Technologies IncSoftware DeveloperAurora, CO$104,200–$187,700 / yearYou will create new environments/services/offerings which will involve coordination with outside groups, architecture, security design and creation, including identifying when implementations are not highly available or have defects. Two Six Technologies is currently seeking Software Developers with experience in web and desktop software and are especially interested in knowledge of cloud development in support of a large, high-visibility enterprise classification application.
Software Developer WPF/.NET DME ForensicsSoftware Developer WPF/.NETGolden, ColoradoThis role would suit someone who enjoys creating a great visual and workflow experience for end -users and refining code into a developer -friendly finished product. Our flagship software product, DVR Examiner, has revolutionized the process of recovering video evidence from surveillance DVRs and is used by hundreds of federal, state, local and international law enforcement agencies.
Sr Full Stack Software Developer CACISr Full Stack Software DeveloperDenver, ColoradoPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. This role involves building and maintaining highly used and critically important cloud-native applications that provide Situational Awareness and Collaboration capabilities.
Senior Software Developer, Front-end CACISenior Software Developer, Front-endDenver, ColoradoPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. This role involves building and maintaining highly used and critically important cloud-native applications that provide Situational Awareness and Collaboration capabilities.
Remote Software Developer /Junior java developer/Data scientist SynergisticITRemote Software Developer /Junior java developer/Data scientistDenver, CORemote$95,000–$154,000 / yearA typical market demand pattern is clear: organizations still need entry-level software programmers , Java full stack developers , Python/Java developers , DevOps-focused engineers , and on the data side data analysts, BI analysts, data engineers, data scientists, and machine learning engineers . SynergisticIT since 2010, has helped candidates land full-time roles at major organizations ( including Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Banking, Wayfair, Client, Client, and more) with offers commonly in the $95k–$154k range depending on role and skill depth.
Software Developer Big Data (Space Domain) Peraton IncSoftware Developer Big Data (Space Domain)Aurora, CO$135,000–$216,000 / yearWhat you''ll do supporting the Common Data Services (CDS) on EMMETT: Design, develop, and implement scalable and efficient data ingestion pipelines using Apache NiFi to collect, transform, and route data from diverse sources (e.g., satellite telemetry, ground station data, sensor feeds, mission logs). Benefits: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan.
NewEntry Level Software Developer SkillStormEntry Level Software DeveloperDenver, CO$52,000–$57,000 / yearVeterans and transitioning service members: this model - structured training, a clear mission, clearance-eligible work, relocation handled - is built for the way you already operate. You''ll spend 12 weeks in paid, hands-on training working real, team-based projects - then deploy directly to an enterprise or government client, effective day one.
Software Engineer, Infrastructure/Developer Tooling (Hybrid) Homebase IncSoftware Engineer, Infrastructure/Developer Tooling (Hybrid)Denver, COYoull be a key contributor to Homebases platform infrastructure team-writing the internal tooling, automation, and services that power how our engineering organization builds and ships software every day. These are the key ways youll contribute and create impact in this role: Build, maintain, and improve internal developer tools that streamline engineering workflows, CI/CD pipelines, and deployments.
Senior Software Engineer/Full Stack Developer Helping Communities ThriveSenior Software Engineer/Full Stack DeveloperDenver, ColoradoIn addition to developing software, candidates will be expected to develop strong and collaborative internal relationships for the purpose of aligning the company’s products and services with customers’ needs; assist in establishing the strategy and roadmap for the scalability and performance of the internal systems to keep pace with company growth; prioritize and effectively manage multiple projects based on specific criteria and business requirements; monitor industry trends and technologies and implements best practices to improve in-house capabilities; and collaborate with IT peers to ensure appropriate overall architecture of the our software products. SQL and Python, experience working with modern backend web technologies (real time APIs, HTTP, JSON, Web Sockets), experience using AI development tools (ClaudeCode, CoPilot for git), familiarity with Unix environment including writing shell scripts, executing and scheduling job, and familiarity with Relational Databases (MS SQLServer, PostgreSQL, Azure SQL, or Oracle) are required for this position.
Software Developer TS/SCI CI Poly 5303 Chantilly, VA; Herndon, VA; Aurora, CO SMXSoftware Developer TS/SCI CI Poly 5303 Chantilly, VA; Herndon, VA; Aurora, COAurora, CO$110,800–$184,700 / yearThe SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.
Software Developer PSR Associates IncSoftware DeveloperDenver, COWe have a team of experienced recruiters who know the IT industry inside and out, and we work with you every step of the way to ensure a smooth and successful transition. The ideal candidate will have strong experience in Java 17, Spring Boot, cloud technologies, and distributed systems, working within a structured SDLC environment.
Full Stack Software Developer Julie HaganFull Stack Software DeveloperLittleton, Colorado$100,000–$125,000Utilizing best practices for web application development and design patterns to include developing, integrating, and delivering applications using front-end, back-end, database, and hosting tools. ·Bachelor's Degree in MIS, Computer Science, Software Engineering, Mathematics or coding related field (Training and certifications will be considered).
Software Developer IV General AtomicsSoftware Developer IVAurora, COTypically requires a bachelors degree, masters degree or PhD in computer science, information systems or related discipline and progressive software development experience as follows; six or more years of experience with a bachelors degree, four or more years of experience with a masters degree, or two or more years with a PhD. Our backend architecture leverages technologies like Kafka, AWS, NiFi, and GeoMesa-the latter of which we designed and open-sourced-to deliver high-throughput, mission-resilient systems that turn streaming data into real-time intelligence.
Software Developer III General AtomicsSoftware Developer IIIAurora, COTypically requires a bachelors degree, masters degree or PhD in computer science, information systems or a related discipline and progressive software development experience as follows; four or more years of experience with a bachelors degree or two or more years of experience with a masters degree. Our backend architecture leverages technologies like Kafka, AWS, NiFi, and GeoMesa-the latter of which we designed and open-sourced-to deliver high-throughput, mission-resilient systems that turn streaming data into real-time intelligence.
Software Developer Two Six TechnologiesSoftware DeveloperAurora, COFull timeOverview of Opportunity Two Six Technologies is currently seeking Software Developers with experience in web and desktop software and are especially interested in knowledge of cloud development in support of a large, high-visibility enterprise classification application. You will create new environments/services/offerings which will involve coordination with outside groups, architecture, security design and creation, including identifying when implementations are not highly available or have defects.
Junior Software Developer Two Six TechnologiesJunior Software DeveloperAurora, COFull timeOverview of Opportunity Two Six Technologies is currently seeking Software Developers with experience in web and desktop software and are especially interested in knowledge of cloud development in support of a large, high-visibility enterprise classification application. You will create new environments/services/offerings which will involve coordination with outside groups, architecture, security design and creation, including identifying when implementations are not highly available or have defects.
Technical Lead - Software Developer, Data Foundry Eli Lilly and CoTechnical Lead - Software Developer, Data FoundryLouisville, CO$151,500–$244,200 / yearOur current groups include: Africa, Middle East, Central Asia Network, Black Employees at Lilly, Chinese Culture Network, Japanese International Leadership Network (JILN), Lilly India Network, Organization of Latinx at Lilly (OLA), PRIDE (LGBTQ+ Allies), Veterans Leadership Network (VLN), Women's Initiative for Leading at Lilly (WILL), enAble (for people with disabilities). Data Foundry is a multidisciplinary team within DTP that enables AI-native drug discovery through four integrated pillars: Architecture4Insight (data infrastructure and scientific software), Methods4Insight (analytical and computational methods), Automation & Scale4Insight (lab automation and agentic workflows), and Preparedness4Insight (data governance and readiness).
Frontend Software Developer II (Onsite) RTXFrontend Software Developer II (Onsite)Aurora, ColoradoFocused on program execution, business growth and the highest level of customer satisfaction, the ASDS team provides customers with unmatched capabilities of detection and sensing, command and control, and air-to-air, air-to-surface, and surface-to-air munitions to accomplish air, space and missile defense missions. Raytheon’s Air & Space Defense Systems (ASDS) strategic business unit (SBU) specializes in multi-domain integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors, and cyber solutions.
Senior Software Developer (Onsite) RTXSenior Software Developer (Onsite)Aurora, ColoradoFocused on program execution, business growth and the highest level of customer satisfaction, the ASDS team provides customers with unmatched capabilities of detection and sensing, command and control, and air-to-air, air-to-surface, and surface-to-air munitions to accomplish air, space and missile defense missions. Raytheon’s Air & Space Defense Systems (ASDS) strategic business unit (SBU) specializes in multi-domain integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors, and cyber solutions.
Senior Frontend Software Developer (Onsite) RTXSenior Frontend Software Developer (Onsite)Aurora, ColoradoFocused on program execution, business growth and the highest level of customer satisfaction, the ASDS team provides customers with unmatched capabilities of detection and sensing, command and control, and air-to-air, air-to-surface, and surface-to-air munitions to accomplish air, space and missile defense missions. Raytheon’s Air & Space Defense Systems (ASDS) strategic business unit (SBU) specializes in multi-domain integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors, and cyber solutions.
NewSoftware Engineer/Developer Leidos Holdings IncSoftware Engineer/DeveloperEnglewood, CO$69,550–$125,725 / yearThe successful candidate will be required to function as an integral member of a highly proficient and technically competent team of System Engineers and will have expertise in the rapid development of classified tools, algorithms, and prototype capabilities to support quick-response R&D against emerging intelligence issues. Primary Responsibilities: Perform the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products.
Senior Software Developer, Front-end CACI International IncSenior Software Developer, Front-endDenver, CO$98,500–$206,800 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. This role involves building and maintaining highly used and critically important cloud-native applications that provide Situational Awareness and Collaboration capabilities.
Sr Full Stack Software Developer CACI International IncSr Full Stack Software DeveloperDenver, CO$82,100–$172,400 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. This role involves building and maintaining highly used and critically important cloud-native applications that provide Situational Awareness and Collaboration capabilities.
Software Developer Leaders and Decision-Makers for Workflow Management Tools - USA Prolific Academic LtdSoftware Developer Leaders and Decision-Makers for Workflow Management Tools - USADenver, COWe are inviting experienced professionals in Software Developer leadership roles to participate in upcoming research projects focused on workflow management tools and development processes. We've built a unique platform that connects researchers and companies with a global pool of participants, enabling the collection of high-quality, ethically sourced human behavioural data and feedback.
Senior Frontend Software Developer RTX CorpSenior Frontend Software DeveloperAurora, COFocused on program execution, business growth and the highest level of customer satisfaction, the ASDS team provides customers with unmatched capabilities of detection and sensing, command and control, and air-to-air, air-to-surface, and surface-to-air munitions to accomplish air, space and missile defense missions. Raytheon's Air & Space Defense Systems (ASDS) strategic business unit (SBU) specializes in multi-domain integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors, and cyber solutions.
Frontend Software Developer II RTX CorpFrontend Software Developer IIAurora, COFocused on program execution, business growth and the highest level of customer satisfaction, the ASDS team provides customers with unmatched capabilities of detection and sensing, command and control, and air-to-air, air-to-surface, and surface-to-air munitions to accomplish air, space and missile defense missions. Raytheon's Air & Space Defense Systems (ASDS) strategic business unit (SBU) specializes in multi-domain integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors, and cyber solutions.
Senior Software Developer RTX CorpSenior Software DeveloperAurora, COFocused on program execution, business growth and the highest level of customer satisfaction, the ASDS team provides customers with unmatched capabilities of detection and sensing, command and control, and air-to-air, air-to-surface, and surface-to-air munitions to accomplish air, space and missile defense missions. Raytheon's Air & Space Defense Systems (ASDS) strategic business unit (SBU) specializes in multi-domain integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors, and cyber solutions.
Software Developer (Java/Typescript) Tyler Technologies IncSoftware Developer (Java/Typescript)Lakewood, COParticipate in analyzing, designing, writing and testing code, documenting and implementing functionally appropriate, technically sound, and well-integrated application systems. Maintain existing application programs by fixing bugs or clearing up operational deficiencies in both previously released software and software slated for future release.
Staff Software Engineer, AI Developer Tools Gusto IncStaff Software Engineer, AI Developer ToolsDenver, CO$180,000–$200,000 / yearHere's what you'll do day-to-day: Architect AI Core Infrastructure: Design, scale, and maintain the internal platform and APIs that integrate LLMs into the developer workflow, with a heavy focus on autonomous agents, custom retrieval-augmented generation (RAG), and smart context-delivery systems. Whether you are building bespoke internal coding assistants, automating sprawling codebase refactors, or deploying AI to self-heal CI/CD pipelines, your work will directly multiply the velocity of hundreds of builders.
Staff Software Engineer, Developer Productivity Async Gusto IncStaff Software Engineer, Developer Productivity AsyncDenver, CO$189,000–$210,000 / yearAbout the Role: As an engineer on the Developer Productivity - Async team, you will work on improving developer productivity by enhancing the tools and systems used by product engineers. With teams in Denver, San Francisco, and New York, we support more than 500,000 small businesses nationwide and are building a workplace that reflects the people we serve.
SME Software Developer, Applications Essnova SolutionsSME Software Developer, ApplicationsLittleton, ColoradoWith access to powerful contract vehicles including GSA OASIS+, Seaport NxG, FAA eFAST, GSA MAS, and 8(a) STARS III and deep capabilities in IT, Cybersecurity, Healthcare, Geospatial, and Environmental services, we are uniquely positioned for explosive growth. 500 federal contractor and SBA 8(a)/HUBZone-certified small business, is seeking a highly competent Capture Manager with the strategic acumen and execution horsepower to drive high-value wins across our federal portfolio.
Senior Java Backend Software Developer Kforce Inc.Senior Java Backend Software DeveloperGreenwood Village, CO$55–$65Summary: We are seeking a highly skilled Full Stack Developer with deep expertise in Java and Spring Boot to build and enhance in-house curation tools that will impact multiple development teams. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs.