HiringCafe
Join our community

154 custom software engineer jobs at 98 companies in Alexandria, VA

2mo
Save
Mark Applied
Hide
Custom Software Engineering Lead
Chantilly or Quantico
$117k-$243k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
5+ YOE5+ years software engineering using C/C++, Java, or Python; full‑stack experience; Agile; Git and Jira; leadership experience; active TS/SCI clearance and willingness to take a polygraph.
C/C++, Java, Python, Git, Jira
Job PostingView all
1mo
Save
Mark Applied
Hide
Software Engineer
Annapolis Junction, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOETS/SCI with polygraph required; 7+ years software engineering with a CS bachelor (or 11+ years without); experience with Python, Kubernetes, Docker, Helm; customer support and strong problem-solving skills.
Python, Kubernetes, Docker, Helm
Job PostingView all
1w
Save
Mark Applied
Hide
Custom Developer (.Net)
Washington, District of Columbia, United States
OnsiteFull Time
Soft Tech Consulting
Soft Tech Consulting: Provides information technology services to government agencies.
Bachelor's degree; .NET, C#, Oracle, SQL, JavaScript, TypeScript, HTML, CSS, and version control experience; top secret clearance; US citizenship; strong communication and problem-solving skills.
.NET, Oracle, Git, GitLab, GitHub, Git Actions, SVN, C#, JavaScript, TypeScript, SQL, HTML, CSS, Metastorm BPM, ASP.NET, Agile
Job PostingView all
17h
Save
Mark Applied
Hide
Senior Software Engineer
Reston, Virginia, United States
OnsiteFull Time
NS2 Mission
NS2 Mission: Delivers secure data management and analytics for national security.
8+ YOEBachelor's degree or equivalent experience; 8+ years in software, systems integration, or cloud engineering; AWS, ETL, data integration, technical leadership, and federal customer experience required. TS/SCI with FSP required.
AWS, EC2, S3, VPC, Lambda, ETL, Linux, Windows, VPN
Job PostingView all
1mo
Save
Mark Applied
Hide
Software Engineer 1
Annapolis Junction, Maryland, United States
OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
3+ YOE3+ years software engineering experience, JavaScript/TypeScript and Node.js, AWS, Docker, Git/GitLab, testing frameworks (Jest, Cypress), JIRA, unit/functional testing, requirements elicitation, and ability to work with customers. Active security clearance with polygraph required.
JavaScript, DOM, TypeScript, Node.js, npm, AWS, Docker, Git, GitLab CI, GitLab pipelines, Jest, Cypress, JIRA, Microsoft Office JavaScript API
Job PostingView all
3mo
Save
Mark Applied
Hide
Software/Data Engineer
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
19+ YOEBachelor's degree in Engineering, Computer Science, Mathematics, or related field with extensive software engineering experience; cloud, Linux, Python; active TS/SCI with poly; ability to work at a customer site.
OpenStack, Linux, Python, PowerShell, Cloud Security
Job PostingView all
1mo
Save
Mark Applied
Hide
Custom Applications Developer
Arlington, Virginia, United States
$64k-$124k/yr RemoteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to US federal agencies.
2+ YOE2+ years experience with Python, React, and Git; basic GenAI knowledge; familiarity with CI/CD, DevOps, Terraform and GitHub Actions preferred; strong troubleshooting and communication skills.
Python, React, GenAI, Claude code, Terraform, Git, GitHub, CI/CD, GitHub Actions
Job PostingView all
4w
Save
Mark Applied
Hide
Senior Software Engineer, Discovery
Seattle or Washington
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
7+ YOE7+ years software engineering experience with languages such as Java, Python, C++, Rust, Go, or JavaScript; ability to architect complex systems; active U.S. Top Secret clearance required; experience with data processing and customer-facing deployments.
Java, Python, C++, Rust, Go, JavaScript
Job PostingView all
1mo
Save
Mark Applied
Hide
Staff Software Engineer, Reliability Engineering & SDLC Governance
Carlsbad or Germantown or San Jose or San Francisco or New York City
$165k-$261k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
8+ YOE8+ years software engineering experience with SDLC governance, SRE/DevOps knowledge, observability, incident analysis, and cross-team influence to improve reliability and customer experience.
Prometheus, Grafana, OpenTelemetry, Datadog, AS9115
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer–Systems (Associate/Experienced)
Chantilly or Aurora or Mesa
$94k-$171k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEActive U.S. Top Secret clearance, bachelor\u0002s degree, 1+ years systems/software engineering experience, familiarity with Agile/SAFe, and customer briefing skills.
Jira, Confluence, Crucible
Job PostingView all
1mo
Save
Mark Applied
Hide
Staff Software Engineer, Reliability Engineering & SDLC Governance
Carlsbad or Germantown
$165k-$261k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
8+ YOE8+ years software engineering experience; proven SDLC governance and SRE/DevOps expertise; customer-first mindset; experience with complex full-stack and distributed systems; ability to drive organizational change.
Prometheus, Grafana, OpenTelemetry, Datadog, AS9115
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer–Systems (Associate/Experienced)
Chantilly or Aurora or Mesa
$94k-$171k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
1+ YOEBachelor's degree or equivalent, active U.S. Top Secret clearance (willing to sit for CI polygraph),1+ years systems/software engineering experience, familiarity with Agile/SAFe, and customer briefing skills.
Jira, Confluence, Crucible, Microsoft Excel
Job PostingView all
1w
Save
Mark Applied
Hide
Senior Mission Software Engineer, Public Sector
Austin or Honolulu or St. Louis or Washington
$186k-$279k/yr HybridFull Time
Scale AI
Scale AI: Provides data and infrastructure for training artificial intelligence models.
5+ YOE5+ years software engineering experience; strong Python and TypeScript; cloud (AWS/Azure/GCP), containers, Linux; active TS/SCI clearance; ability to operate in customer-facing, forward-deployed government environments.
Python, TypeScript, AWS, Azure, GCP, Node, React, Kubernetes, Docker, Terraform, Linux
Job PostingView all
1mo
Save
Mark Applied
Hide
Senior Embedded Software Engineer
Ashburn, Virginia, United States
$170k-$210k/yr HybridFull Time
Codan
CodanAustralian Securities Exchange: CDA: Designs and manufactures communications and metal detection technology.
Strong commercial embedded C/C++ experience, real-time algorithm implementation on embedded platforms, embedded Linux, ARM experience desirable, degree in engineering or computer science, excellent communication and customer-facing skills.
C, C++, embedded Linux, ARM, Qualcomm Snapdragon, Xilinx Zynq, FPGA, GPU
Job PostingView all
2mo
Save
Mark Applied
Hide
Software Engineer (Hybrid) - 28693 (Columbia, MD, Maryland, United States)
Columbia, Maryland, United States
$138k-$190k/yr HybridFull Time
HII
HIINYSE: HII: Builds naval ships and provides global defense technology solutions.
9+ YOETS/SCI clearance; 9+ years in software engineering; Java, REST, microservices; OOP; agile; DoD 8140/8570 compliance; able to work on customer site in MD.
Java, Spring, Guava, REST, Git, Nexus, Maven, Linux, NiFi, Kafka, AWS, Azure, PostgreSQL, MySQL, NoSQL, Kubernetes, JIRA, Confluence, GitHub
Job PostingView all
4w
Save
Mark Applied
Hide
AI/ML Software Engineer I
Annapolis Junction, Maryland, United States
$126k-$166k/yr OnsiteFull Time
BCT
BCT: Delivering mission technology and engineering services for national security.
7+ YOEActive TS/SCI with poly required, 7+ years software engineering experience (or bachelor's + experience), DoD 8570, LLM/customization, API and UI design, security and access control, EM/security measures, Microsoft Office integration.
LLM, API, Microsoft Office
Job PostingView all
1mo
Save
Mark Applied
Hide
Application Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Gigatec
Gigatec: Providing systems engineering and software development services for defense.
Experience with Linux CLI/tools, Bash/Python/PHP scripting, Java development, IDEs (Atlassian SDK or VS Code), Ansible, CI/CD (GitLab CI), Docker, Kubernetes, Git; documentation and customer interaction skills.
Linux CLI, Linux Tools, Bash, Python, PHP, Java, Atlassian plugin software developer kit (SDK), Microsoft Visual Studio Code (VS Code), Ansible, GitLab CI, Docker, Kubernetes, Git, JIRA, Confluence
Job PostingView all
2mo
Save
Mark Applied
Hide
Forward Deployed Software Engineer
Washington, District of Columbia, United States
$150k-$220k/yr HybridFull Time
Conductor AI
Conductor AI: AI platform for automating government compliance and approval workflows.
2+ YOEActive DoD Secret clearance, US citizenship, 2+ years engineering experience, proficiency in Python and TypeScript, experience with LLMs, customer-facing technical experience, ability to travel up to ~50%.
ConductorAI, Python, TypeScript, LLMs
Job PostingView all
1mo
Save
Mark Applied
Hide
Software Engineer II, Ad Engineering
Washington, District of Columbia, United States
$99k-$165k/yr OnsiteFull Time
The Washington Post
The Washington Post: Provides daily newspaper publishing and digital news reporting services.
2+ YOE2+ years building performant customer-facing applications; strong JavaScript and typed-system experience; AWS (ECS, EC2, RDS, S3, Lambda); Docker, Jenkins/AWS Code Pipeline; experience with LLMs/ChatGPT APIs and ad tech tooling desirable.
JavaScript, LLM, ChatGPT, AWS, ECS, EC2, RDS, S3, Lambda, Docker, Jenkins, AWS Code Pipeline, CI/CD, Prebid, Prebid Server, Google Ad Manager
Job PostingView all
2mo
Save
Mark Applied
Hide
Software Engineer III, Forward Deployed
Rockville or Rockville
$120k-$145k/yr OnsiteFull Time
X-energy
X-energy: Develops advanced small modular nuclear reactors and fuel technology.
5+ YOE5+ years of relevant experience; 3+ years in customer-facing technical roles; strong React, TypeScript, AWS; ability to translate stakeholder needs into technical solutions; hybrid schedule in Rockville, MD.
React, TypeScript, Tailwind CSS, Vite, AWS, Lambda, ECS, DynamoDB, Claude Code, Git, GitLab, CI/CD
Job PostingView all

Explore Jobs

Expand Your Job Search