Senior Application Developer Jobs in District of Columbia
Senior Application Developer jobs in District of Columbia are concentrated in Washington DC itself, where federal agencies, defense contractors, and technology consultancies sustain demand across full-stack development, cloud-native architecture, and enterprise application modernization. Major employers with lasting footprints here include Leidos, Booz Allen Hamilton, and General Dynamics Information Technology, each running large application development programs tied to federal contracts. The market skews toward senior-level engineers with security clearance experience and familiarity with government IT frameworks. Find a role that fits below and apply directly.
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Prime Source Technologies, LLC (PST) is recruiting qualified professionals for anticipated enterprise application development, modernization, and operations support for a federal law-enforcement customer. This opportunity supports mission-critical information systems through secure, reliable application engineering and close collaboration with Government stakeholders. Employment on this program is contingent on award, customer approval, funding, and applicable position activation.
Architect, develop, test and maintain cloud-native applications and integrations on Microsoft Azure.
- Implement Azure App Service, Azure Functions, Azure SQL Managed Instance and suitable event-driven/serverless patterns.
- Build and maintain C#/.NET services and secure REST APIs that integrate enterprise platforms and data sources.
- Apply CI/CD, automated testing, logging, monitoring, access management and secure cloud-development practices.
- Collaborate with DevOps, DBA and security colleagues to plan deployments, troubleshoot incidents and document architectural decisions.
Bachelor’s degree; approximately 5–8 or more years of development experience, strong C#/.NET and REST API proficiency, and hands-on Azure-native architecture experience. Microsoft certifications preferred, not required.
Preferred technical qualifications
- Azure App Service, Functions, Azure SQL, C#/.NET, REST APIs, modern design patterns, integration, Git and CI/CD.
Work schedule and site requirements
Regular support hours are 8:00 a.m.–5:00 p.m., Monday–Friday. Personnel are expected onsite five days a week during an approximately two-month acclimation period. Following that period, and subject to Government authorization, the schedule generally requires at least two days onsite weekly with up to three days telework; the customer may increase onsite requirements up to five days. Occasional evening, weekend, or special-event work may be needed with advance notice.
Equal opportunity
Prime Source Technologies, LLC is committed to equal employment opportunity. Employment decisions are made based on job-related qualifications and applicable law. Reasonable accommodation is available during the application process in accordance with applicable requirements.
Prime Source Technologies, LLC (PST) is recruiting qualified professionals for anticipated enterprise application development, modernization, and operations support for a federal law-enforcement customer. This opportunity supports mission-critical information systems through secure, reliable application engineering and close collaboration with Government stakeholders. Employment on this program is contingent on award, customer approval, funding, and applicable position activation.
Architect, develop, test and maintain cloud-native applications and integrations on Microsoft Azure.
- Implement Azure App Service, Azure Functions, Azure SQL Managed Instance and suitable event-driven/serverless patterns.
- Build and maintain C#/.NET services and secure REST APIs that integrate enterprise platforms and data sources.
- Apply CI/CD, automated testing, logging, monitoring, access management and secure cloud-development practices.
- Collaborate with DevOps, DBA and security colleagues to plan deployments, troubleshoot incidents and document architectural decisions.
Bachelor’s degree; approximately 5–8 or more years of development experience, strong C#/.NET and REST API proficiency, and hands-on Azure-native architecture experience. Microsoft certifications preferred, not required.
Preferred technical qualifications
- Azure App Service, Functions, Azure SQL, C#/.NET, REST APIs, modern design patterns, integration, Git and CI/CD.
Work schedule and site requirements
Regular support hours are 8:00 a.m.–5:00 p.m., Monday–Friday. Personnel are expected onsite five days a week during an approximately two-month acclimation period. Following that period, and subject to Government authorization, the schedule generally requires at least two days onsite weekly with up to three days telework; the customer may increase onsite requirements up to five days. Occasional evening, weekend, or special-event work may be needed with advance notice.
Equal opportunity
Prime Source Technologies, LLC is committed to equal employment opportunity. Employment decisions are made based on job-related qualifications and applicable law. Reasonable accommodation is available during the application process in accordance with applicable requirements.
See All 29 Senior Application Developer Jobs in District of Columbia
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Find JobsSenior Application Developer Jobs by City in District of Columbia
Where District of Columbia roles are concentrated, by current openings.
Senior Application Developer Job Market in District of Columbia
A snapshot from current District of Columbia openings, updated as new roles post.
Who's Hiring
What District of Columbia Employers Look For
The qualifications that appear most often in senior application developer jobs across District of Columbia.
- Bachelor's degree in computer science, software engineering, or a closely related field
- Five or more years of professional software or application development experience
- Proficiency in at least one major programming language such as Java, Python, or C#
- Experience designing and deploying applications on cloud platforms including AWS or Azure
- Active or clearable U.S. security clearance preferred by many District of Columbia federal contractors
- Familiarity with Agile development methodologies and DevSecOps practices in government environments
Senior Application Developer Jobs in District of Columbia: Frequently Asked Questions
How do you become a senior application developer in District of Columbia?
Senior application developer roles in the District do not require a state-issued license, but federal contractor positions routinely require a security clearance obtained through a federal agency sponsorship process. Most candidates arrive through a computer science or engineering degree followed by several years in mid-level developer roles. Completing cloud certifications such as AWS Certified Developer or Microsoft Azure Developer Associate strengthens competitiveness in the DC market, where federal and contractor employers set the hiring bar.
How much do senior application developers make in District of Columbia?
Senior application developers in District of Columbia earn a median of about $136,880 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $85,140 for the lowest 10% to over $197,000 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire senior application developers in District of Columbia?
Companies currently hiring senior application developers in District of Columbia include BigBear.ai, Synergy ECP, and BluePath Labs, per current listings on Migrate Mate as of November 2026. The District's concentration of federal agencies and defense-focused IT contractors means many openings are tied to government program work, making employer name recognition in that sector a consistent advantage.
Which District of Columbia cities have the most senior application developer jobs?
The cities with the most senior application developer openings in District of Columbia are Washington and Bolling AFB. Washington DC dominates the distribution because federal agencies, civilian departments, and the large defense and technology consulting firms headquartered or operating there generate the overwhelming share of application development demand in the region.
Are there remote senior application developer jobs in District of Columbia?
Yes, and more than most fields. About 53% of senior application developer openings tied to District of Columbia are remote or hybrid as of November 2026, reflecting how well application development adapts to distributed work. The roles most likely to stay fully remote are those focused on commercial software products, while positions involving classified federal systems or sensitive government infrastructure tend to require on-site or cleared-facility presence.
How can I get hired as a senior application developer in District of Columbia with little or no experience?
The most realistic entry path in the District is through a junior or associate developer role with a federal IT contractor, where firms like Leidos, SAIC, and CGI Federal run structured new-graduate hiring programs that onboard candidates into project teams. Building a portfolio of cloud-deployed applications and earning an entry-level cloud certification helps candidates stand out. Adjacent roles such as QA analyst, systems analyst, or IT support within a contracting firm also commonly serve as a stepping stone into application development tracks.
Where can I find and apply to senior application developer jobs in District of Columbia?
You can find and apply to senior application developer jobs in District of Columbia on Migrate Mate, which lists current openings in the District. Search the listings for roles that match your experience and specialization, then apply directly to the ones that fit.
See All 29 Senior Application Developer Jobs in District of Columbia
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