1,056 Results for

Applications Developer Jobs in Rockville, MD

Jobs

New!

Germantown, MD5 days ago

$100,000–$150,000 Per Year

6 – 8 years+ experience designing, developing, testing, and maintaining custom Jira solutions, software development, particularly with Java, JavaScript, Relational databases (SQL and SQL Managed Instance). Senior Applications Developer, highly proficient in leading and independently maintaining, developing, testing and delivering high quality, enterprise-wide solutions.

New!

Washington, DC1 day ago

Effective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Expereience with test automation in unit tests, functional tests, regression tests and performance tests.

Vienna, VA7 days ago

Full-time
Employee

5+ years of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, JavaScript/TypeScript, and MS SQL Server, Identity. 5+ years of experience with Agile methodology and eXtreme Programming best practices like TDD, CI/CD, and pair programming. Experience deploying and managing applications using cloud services such as Azure App Services, Azure Functions, AWS EC2, Lambda, or containerized.

Vienna, VA7 days ago

Full-time
Employee

The ideal candidate will have a passion for technology, a strong desire to learn, and the ability to work collaboratively with our experienced development team. This internship provides an excellent opportunity for hands-on experience in software development within the context of government projects.

New!

Chantilly, VA6 days ago

Intern

With the experience of hundreds of thousands of successful implementations, including macro, DAS, Small Cells, and Wi-Fi, the world’s leading network operators and OEMs trust our knowledge and experience to plan, perform, troubleshoot, and implement an array of technologies and solutions. This is a unique opportunity for a college student to gain hands-on experience working on an established, high-scale project, where you will contribute to real-world features that power global wireless networks.

Annapolis Junction, MD30+ days ago

$66,602–$80,500 Per Year

A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development.

New!

Merrifield, VA6 days ago

The ideal candidate will hold a Bachelor’s or Master’s degree in Software Development (or a related field) from an accredited university and demonstrate proficiency in modern development tools and languages. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

Washington, DC8 days ago

$95,000–$125,000 Per Year

Information 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. Our development strategy is agile and policy-driven, allowing us to identify attractive markets and rapidly advance projects that deliver both economic and environmental value to local communities.

New!

Reston, VA1 day ago

Remote

A degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred; Able to perform all functional duties independently; Experience training/mentoring less experienced personnel; Experience authoring or contributing to software-related documentation such as requirements specifications, design documents, technical manuals, and user manuals; Excellent communication skills. Expertise in Struts , Spring MVC, Git Bash, Java25, WebSphere , Tomcat, GitHub , GitHub Copilot, VersionOne , JUnit, JDBC, Maven ,ALM, UFT.

New!

Washington DC, DC5 days ago

2+ year of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, and MS SQL Server, Identity. Plan, design, build, test, deploy and maintain highly scalable web-based services using modern technologies.

New!

22102, VA4 days ago

Remote

System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Design, build, test, and deploy full-stack applications using Python, Django, and modern JavaScript frameworks.

Ellicott City, MD8 days ago

Remote

$70,000–$90,000 Per Year

As an Analyst on this team, you will join a dynamic, growing team at the center of the revenue cycle, and help them continue to drive operations and strategy through data management, project management, a deep understanding of how challenging our revenue cycle can be, and an eye for the future in helping them continue to transform billing. Information 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.

New!

Washington, DC1 day ago

ServiceNow Application Development experience in two or more of the following areas: • Hands-on experience configuring and developing in ServiceNow, including form and field creation/updates (backend and/or Studio), Client Scripts, Business Rules, Catalog Items and scripting, group and role administration, flows (Flow Designer), notifications, email configuration, and scheduled jobs. ServiceNow Developer (Remote): Description: • ServiceNow Software Developer with minimum 4 years development experience in ServiceNow, • required CSA Admin certification, • strong oral and written communication skills and ability to leverage AI in their daily work.

McLean, VA7 days ago

However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.

McLean, VA7 days ago

New!

Arlington, VA1 day ago

You will architect and implement scalable agent frameworks that integrate LLMs, APIs, external tools, and enterprise systems to automate complex workflows for datacenter operations. We are seeking a Senior Agentic AI Developer to design, build, and deploy advanced autonomous AI systems capable of multi-step reasoning, tool usage, and dynamic decision-making.

New!

Merrifield, VA6 days ago

$48–$48 Per Hour

Seeking knowledge of Adobe Target, Adobe Analytics, taxonomy, digital asset management, content management systems (CMS), search engine optimization (SEO), and online/digital metrics using industry best practices. Collaborate with Marketing and Digital staff and other internal business units/vendors to ensure timely/accurate implementation of digital content enhancements/requirements to support business needs and member experience.

New!

Washington, DC4 days ago

$55–$65 Per Hour
Full-time
Employee

Job Details:Role: Oracle OIC Developer/Admin - LN03192026Location: Washington, DC (On-site with Hybrid) Duration: 12+ Months ContractJob Summary:Contractor will be modernizing and sustaining the financial system for USAC, to include implementing Oracle EBS on Oracle Cloud Infrastructure (OCI). Required Skills/Level of Experience:4 years of hands-on experience building complex integrations using OIC Gen2 or Gen 3.

New!

Rosslyn, VA3 days ago

Work with data scientists and analysts to rapidly design, implement, test, and deploy applications capable of tackling complex analytical tasks using large datasets. The selected individuals will need to live in the DC Metro area to report to HQ in Arlington, VA twice per month (a minimum of 2 days per 2-week period on average).

New!

Leesburg, VA6 days ago

$70–$90 Per Hour

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Configure and customize ServiceNow including UI policies, business rules, client scripts, flows, catalog items, and update sets.

Annapolis Junction, MD9 days ago

$92,000–$113,000 Per Year

Provides technical site maintenance and advice on moderately complex issues related to animation, search engine techniques, link integrity, navigation, browsers, graphics, and other technical web developments. Prepares functional specifications from which programs will be written and then designs, codes, debugs, and documents programs.

New!

DC, DC3 days ago

$45–$57 Per Hour

Candidates should have demonstrated experience in the following areas: Georeferencing and digitizing real estate agreements and supporting documents into enterprise GIS systems. Job Description: The candidate should have significant experience working with the ArcGIS platform developing and maintaining geospatial data, maps and map layers.

New!

Bethesda, MD4 days ago

$170,000–$190,000 Per Year

While the Senior Application Architect partners closely with cloud, operations, data, and cybersecurity teams, the primary accountability is for application architecture and application design decisions, including ownership of RESTful services and application integration strategy from concept through implementation and long-term evolution. The Senior Application Architect works closely with engineering teams, product owners, operations, and security to design and guide the implementation of modern, reliable, and well-integrated application solutions.

Washington, DC13 days ago

$80–$85 Per Hour
Full-time
Employee

DC Public Schools (DCPS) aims to engage an experienced developer with at least 4 years of experience to maintain a suite of previously created applications as well as design, develop, and document projects and applications using PowerApps and the Power Platform suite. The contractor shall establish suitable processes and systems to guarantee the most regimented organization of resources involved in the support of the QuickBase Applications including project tracking and knowledge management.

McLean, VA27 days ago

Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. The ideal candidate will analyze and convert complex SQL queries to align with new data sources, work with Snowflake for data warehousing, and support technology delivery activities for business and support teams.

Washington, DC22 days ago

$75–$80 Per Hour
Full-time
Employee

The Department of Human Services seeks a UI/UX Designer with 11years of experience in systems modernization, responsible for planning and developing wireframes, GUI prototypes, and component-level designs. The Department of Human Services is seeking a candidate with 11 years of experience serving as a UI/UX Designer on systems modernization projects.

Tysons, VA7 days ago

$140,000–$215,000 Per Year

Information 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. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.

Arlington, VA8 days ago

$120,000–$150,000 Per Year

Information 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. If you have a solid grounding in software engineering, continuous delivery, and computer science, and are looking for a career opportunity to grow and leverage those skills to the fullest while working on cutting edge technologies – Here is the place to be!

McLean, VA27 days ago

$55.24–$70.47 Per Hour
Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

Rockville, MD8 days ago

$110,000–$165,000 Per Year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.

McLean, VA8 days ago

$150,000–$220,000 Per Year

Information 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. Lead new product initiatives building on a proven quality and reliability platform to improve developer experience across AI, API, CLI, and VPC uses, new product org!

Fairfax, VA8 days ago

Remote

$100,000–$165,000 Per Year

Information 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. We are seeking a highly skilled System Integration & Test Engineer to support a large-scale FAA Air Traffic Control modernization initiative focused on next-generation aviation and mission-critical systems.

Fairfax, VA30 days ago

$78,000–$136,000 Per Year
Temporary
Contractor
Full-time

SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.

New!

McLean, VA3 days ago

The position focuses on enabling reliable and scalable software delivery by building and optimizing CI/CD pipelines, infrastructure automation, and deployment workflows, while improving developer experience, release velocity, application quality, and system reliability across multi-stack environments. We have an immediate need for a mid-level DevSecOps Engineer to support the development, enhancement, and operation of scalable, application-focused CI/CD pipelines and automation frameworks for build, test, and deployment workflows in AWS GovCloud.

Leesburg, VA11 days ago

$70–$90 Per Hour

Develop, configure, and maintain ServiceNow applications with emphasis on Service Catalogs and Request Workflows within ITSM and HRSD modules. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

New!

Baltimore, MD3 days ago

$105,000–$126,000 Per Year

As an ideal candidate, you will be responsible for managing and scaling a talented team of ServiceNow analysts, engineers and specialists while positioning the platform as a strategic enabler for partner teams across the enterprise such as Prod Ops, App Dev, EA, IAM, HR, Legal, Compliance, Facilities, Procurement, Finance, Cyber. Rather than owning functional delivery in those domains, your responsibility will be to ensure the ServiceNow platform, and the team deliver the workflows, automations, integrations, insights, and AI-driven enhancements these teams need to operate effectively, securely, and at scale.

Laurel, MD25 days ago

$85,000–$195,000

You will work in a teamed environment to analyze live tactical sensor data; identify and solve problems that impact mission requirements; compare to physics-based simulations that provide unprecedented realism and new levels of understanding of system performance in operationally realistic environments in the presence of the world's most challenging threats. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

Washington, DC13 days ago

Remote

$50,000–$60,000 Per Year
Full-time
Employee

Programming experience (minimum 6 months) from academic coursework, hands-on projects, or professional work in one or more of the following: Java, Python, C, C#, C++, JavaScript, R, SQL, MATLAB, Mathematica, TypeScript, Shell scripting, Go, or Kotlin. This program offers motivated learners a pathway to gain real-world experience through immersive, paid training in technologies including Java, IntelliJ, MySQL, Spring, HTML, CSS, JavaScript, REST, and React.

Tysons, VA13 days ago

$175,000–$200,000

Hands-on experience with ServiceNow components, such as Predictive Intelligence, Change Management, Service Catalog, Incident Management, Problem Management, Release Management, CMDB, CSM, Knowledge Management, Self-Service Portal, etc. This position supports technical solution and development / implementation of solutions that leverage the OOTB ServiceNow modules and Custom App to migrate legacy applications to the DLA Enterprise ServiceNow platform.

New!

McLean,, Virginia5 days ago

$100–$105 Per Hour
Contractor

This role uniquely combines hands-on technical leadership with strategic thinking, requiring someone who can design & deliver solutions for today while building capabilities for tomorrow’s AIdriven landscape. The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment.

New!

Falls Church, VA5 days ago

Securing AI Workflows: Design security frameworks for the end-to-end AI lifecycle, including securing data ingestion, protecting model weights, and implementing "Guardrail" architectures for Large Language Models (LLMs). • AI-Enhanced Pipeline Security: Architect and maintain automated CI/CD pipelines that utilize AI/ML models for static and dynamic analysis (SAST/DAST) to identify complex vulnerabilities that traditional rule-based tools miss.

McLean, VA7 days ago

The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.

New!

Washington, DCToday

With operations in over 100 facilities across 30 countries, Jabil delivers innovative, integrated, and customized solutions to clients across diverse industries—including automotive, consumer lifestyle and wearables, defense and aerospace, smart home and building, industrial and energy, enterprise and infrastructure, healthcare, mobility, packaging, and printing. Jabil is seeking a Manufacturing Test Development Manager who will directly contribute to the transformative growth within our Intelligent Infrastructure division by applying unique and innovative approaches to solving problems within a large-scale software production environment.

New!

Annapolis Junction, MD3 days ago

$154,050–$278,475

The selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.

McLean, VA7 days ago

New!

McLean, VAToday

New!

Arlington, VA6 days ago

Remote

$80,000–$150,000
Full-time
Employee

Determines computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls; prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems. 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.

New!

Springfield, VA6 days ago

$90,501–$130,000
Full-time
Employee

Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.

New!

Springfield, VA6 days ago

$76,164–$180,000
Full-time
Employee

Desired experience: Experience supporting; ServiceNow ITSM implementations, federal or regulated environments, platform governance and backlog management, user acceptance testing (UAT) and release validation. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.

Baltimore, MD25 days ago

$150,000–$190,000 Per Year
Full-time
Employee

Testing & Quality: Writing clean, maintainable, and efficient code following Test-Driven Development (TDD) practices, including unit and integration testing with React Testing Library (RTL). Database Management: Integrating and managing PostgreSQL and MongoDB databases, including writing advanced SQL queries and working with data formats such as JSON and XML.

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