Mid Backend Java Developer System OneMid Backend Java DeveloperMerrifield, VAYou'll work alongside Engineering, Architecture, Security, and Products teams to identify technical opportunities, reduce technical debt, and ensure we're making sound technical decisions today that won't become tomorrow's problems. This isn't a traditional software engineering role; it's an opportunity to influence the technical direction of our Digital Banking platform by helping engineering teams build solutions that are scalable, secure, resilient, and built to last.
Sr. ServiceNow Developer - CSM System OneSr. ServiceNow Developer - CSMReston, VA$83.33 / hourThis role focuses on building and improving customer-facing solutions, Service Portals, integrations, and custom workflows within a complex ServiceNow environment serving large-scale user communities. We are seeking a Senior ServiceNow Developer with strong experience in Customer Service Management (CSM) to support the development and enhancement of enterprise ServiceNow applications.
NewSr. Software Developer System OneSr. Software DeveloperGaithersburg, MDThe Senior Software Engineer will work closely with product owners, architects, Scrum Masters, DevSecOps teams, and fellow developers to deliver secure, scalable, and maintainable software solutions. • Bachelor’s degree in Computer Science, Software Engineering, or a related field with 8 to 12 years of relevant experience, or a master’s degree with 6 to 10 years of relevant experience.
NewSr. Sailpoint Developer System OneSr. Sailpoint DeveloperHerndon, VAAt least 4 years of experience with enterprise identity governance & administration (IGA) solutions such as SailPoint IdentityIQ or IdentityNow, Saviynt Security Manager or Enterprise Identity Cloud, IBM Security Verify Governance. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
SME Oracle APEX Developer System OneSME Oracle APEX DeveloperWashington, DC$91–$110 / hourSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Preferred: Experience with Oracle Database 11+, Forms, Reports, Oracle APEX 4.0+, and government contracting with DOJ clearance.
Full Stack Developer Belay TechnologiesFull Stack DeveloperAnnapolis Junction, MD$190,000–$240,000 / yearSeveral factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. Salary Range: $190,000 to $240,000 Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area).
Lead .Net Developer (Secret clearance) System OneLead .Net Developer (Secret clearance)Reston, VAExperience as a developer in a software environment that supported more than 10,000 users and a Relational Database Management Systems (RDBMS) with more than 250 tables and 1 million total rows. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewLead Software Engineer System OneLead Software EngineerReston, VA$88.64 / hourThe engineer will work alongside Platform Engineering and DevOps teams but will focus on application-level development, configurations, integrations, and modernization activities. This is primarily a Software Engineering role focused on making enterprise applications cloud-ready and supporting cloud migration efforts.
Senior AWS Full Stack Software Engineer System OneSenior AWS Full Stack Software EngineerReston, VA$108,500 / yearExperience working with Large Language Models (LLMs), LLM APIs, and agentic or agent-based workflows. • Experience applying AI to software engineering activities such as code generation, unit testing, test automation, and code reviews.
Senior AWS Full Stack Engineer System OneSenior AWS Full Stack EngineerReston, VA$108,000 / yearThe engineer will work across application layers, contribute to technical decisions, translate business requirements into working solutions, and help improve development efficiency through modern engineering and AI assisted practices. The ideal candidate brings strong full stack development experience, solid AWS knowledge, and practical experience using AI/Generative AI tools as part of the software development lifecycle.
Sr. Java Developer (IAM Platform) ConsultNetSr. Java Developer (IAM Platform)Rockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. The engineer will work closely with product owners, architects, and engineering teams to design, develop, and support secure and scalable enterprise platform services.
Senior Backend Java Developer AHU Technologies IncSenior Backend Java DeveloperWashington, DCFull timeclient will be modernizing the District of Columbia Department of Motor Vehicles Enterprise Application Destiny project to leverage new digital technologies such as cloud computing, data analytics, artificial intelligence and mobile that are required to create modern experience for customers and partners of DC DMV. Short Description : The Senior JAVA Developer position requires in-depth knowledge of JAVA and J2EE background using Spring Technologies framework, design, and architectural styles /API’s (REST/RPC) and Agile methodologies for the development of application programs.
NewData Engineering Software Developer Leidos Holdings IncData Engineering Software DeveloperWashington, DC$107,900–$195,050 / yearImplements solutions using Confluent Kafka, Elastic Stack, AWS, and Red Hat OpenShift (Kubernetes), including creating Kafka, Elastic, and Logstash pipelines and supporting Kibana visualizations and dashboards with React, JavaScript, and HTML. Experience with big data technologies and platforms such as Kafka, Spark, NiFi, Hadoop, Elasticsearch, Logstash, Databricks, and ELK Stack for text mining, summarization, search, and entity extraction.
Vulnerability Research and Exploit Developer CACIVulnerability Research and Exploit DeveloperFort Meade, MarylandDeep understanding of memory-corruption vulnerability classes (stack/heap overflow, use-after-free, type confusion) and techniques for bypassing modern exploit mitigations (ASLR, DEP/NX, stack canaries, CFI/CFG, PAC, application sandboxing). · Certifications such as OSCP (Offensive Security Certified Professional), OSED/OSEE (Offensive Security exploit development certifications), GXPN (GIAC Exploit Researcher and Advanced Penetration Tester), and GREM (GIAC Reverse Engineering Malware).
Software Engineer--Java Developer Red Arch SolutionsSoftware Engineer--Java DeveloperAnnapolis Junction, MDFull timeDetermination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data. You will be responsible for planning and executing upgrades across our technology stack, including Apache Solr with Zookeeper, Apache Tomcat, Apache Directory Studio, and Java/Python components running on Windows-based VMware infrastructure.
Sr Java Developer AHU Technologies IncSr Java DeveloperWashington, DCFull timeThe client will be modernizing the District Application Destiny project to leverage new digital technologies such as cloud computing, data analytics, artificial intelligence and mobile that are required to create modern experience for customers and partners. The Senior JAVA Developer position requires in-depth knowledge of JAVA and J2EE background using Spring Technologies framework, design, and architectural styles /API’s (REST/RPC) and Agile methodologies for the development of application programs.
Full Stack Java Developer TechDigitalFull Stack Java DeveloperReston, VAThe Senior Technical Lead will be responsible for leading technical teams in the development, implementation, and maintenance of Java applications using Spring Boot, Amazon Web Services, and Docker. The role involves ensuring high-quality deliverables, optimizing system performance, and providing technical expertise to drive innovation and best practices.
Sr Java Developer with IRS MBI Clearance 3M ConsultancySr Java Developer with IRS MBI ClearanceWashington, District of ColumbiaRemoteExperience with Java development programming language (i.e., Spring Boot) and maintain APIs. Familiar with software engineering and Agile delivery best practices, including code.
Full Stack Developer (Python / Java / Angular / AWS) Ignite ITFull Stack Developer (Python / Java / Angular / AWS)Ashburn, VARemoteIgnite IT is seeking a Senior Full Stack Developer to support the U.S. Customs and Border Protection (CBP) in developing and modernizing enterprise applications that improve operational efficiency and support critical business functions. This is an excellent opportunity for an experienced engineer who enjoys solving complex technical challenges, working with modern cloud technologies, and delivering high-quality software in a fast-paced Agile environment.
Java Full stack Developer TechDigitalJava Full stack DeveloperArlington, VAThe Technical Lead in this role will be responsible for overseeing the architecture, design, and development of Java/J2EE applications with a focus on RESTful services and Spring Boot framework. The primary objectives include leading a team of developers, ensuring technical excellence, and delivering high-quality solutions aligned with business requirements.