Software Engineer
RCT Systems
Seeking a Software Developer to support and modernize enterprise Public Key Infrastructure (PKI) and Identity & Access Management (IdAM) systems. You'll work on legacy modernization and new secure systems in an Agile Scrum environment, developing cloud-based applications for mission-critical government networks.Key ResponsibilitiesDevelop and maintain Java/Spring Boot backend applications on AWSBuild and enhance enterprise PKI and IdAM systemsDesign and develop REST APIs and system integrationsParticipate in Agile Scrum (3-week sprints, backlog grooming, planning)Write deployment and automation scripts for AWS EC2 and CloudFormationCollaborate with product owners, engineers, testers, and security teamsSupport production systems through an on-call rotation (~1 week every 3 months)Required SkillsActive TS/SCI with Polygraph BS degree + 3–5 years of software development experienceStrong experience with:Java, Spring Boot, AWSLinux (CLI)Bash and Python scriptingREST API developmentGitCloudFormationXML, JSON, YAMLPostgreSQL/MySQL (SQL/PLSQL)Experience designing scalable, high-performance distributed systemsAbility to translate business requirements into technical solutionsPreferred SkillsPKI expertise (digital certificates, Certificate Authorities, Registration Authorities, key management, cryptography, certificate revocation, trust models)Identity & Access Management (IAM) and Zero TrustDocker, Kubernetes, JenkinsPython application developmentElasticsearch/KibanaMicroservices architectureTokenization technologiesAutomated testing (Selenium, Katalon)Work EnvironmentCore hours: 9 AM–3 PM (flexible start/end times)Occasional evening/weekend work for deploymentsCollaborative Agile team with opportunities to work on new secure cloud-based systemsRCT Systems offers:Competitive benefits package (medical, dental, vision, life insurance)Immediate 401k vestingGenerous PTO and flexible schedules$500.00 annual technology allowanceRCT Systems is committed and proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex (to include pregnancy and related conditions, sexual orientation, and gender identity), national origin, disability, veteran status, or any other federally protected class.
$112.2k - $196.4k
...potential. Unleash your talent and redefine what’s possible.Job Description:Parsons is looking for an amazingly talented Full Stack Software Engineer to join our team! In this hybrid role, you will contribute across the full software development life cycle—from UI/UX design...SuggestedFull timeLocal areaFlexible hours- ...significant strength, and it shows: ATS is consistently ranked as a top workplace among DC area firms and continues to grow. The Software / Platform Engineer will design and develop scalable data and AI infrastructure platforms or make significant enhancements to existing...SuggestedContract workWork experience placement
$180k - $230k
...Overview Byte Systems, a subsidiary of VTG, is seeking a Senior Software Engineer/Team Lead to join our diverse team at our Herndon, VA, office. The candidate will work within a cross-functional Agile Scrum Team primarily focusing on building and maintaining systems...SuggestedWork experience placementWork at office$80k - $128k
ResponsibilitiesJoin a cross-functional Scrum team building mission-focused software in an Agile DevSecOps environment in our Herndon, VA location. As a junior engineer, you’ll contribute to full‑stack features, participate in acceptance criteria development, automate...SuggestedContract workShift work$106.25k - $143.75k
Full Stack Software Engineer (Associate/Experienced) Company: The Boeing Company The Boeing Company is currently seeking a Full Stack Software Engineer (Associate/Experienced) (UI Focus) with experience in software engineering and architecting to support the Denali...SuggestedPermanent employmentWork experience placementRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift work- ...AI and cloud computing solutions. Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself... ...in AI, data engineering, blockchain, and cloud-native software application development.”We are looking for an Entry-Level Software...Contract workInternshipWork at office
$131.3k - $237.35k
...Description Join a Mission That Matters! Are you a highly skilled Software Engineer ready to tackle complex technical challenges that directly support our nation’s intelligence mission? Leidos is seeking an accomplished Software Engineer Subject Matter Expert...Contract workFor contractorsLocal areaImmediate start$130k - $150k
Fully Remote • Reston, VADescriptionConcept Solutions, LLC (CS) is seeking a Software Engineer to support a mission-critical application modernization program for a Department of War (DoW) customer. This position is contingent upon contract award, with an anticipated start...Full timeContract workFor contractorsImmediate startRemote workMonday to Friday$125k - $175k
Job description: Were looking for a mid-level Rust Software Engineer to build and optimize high-performance software supporting simulation, optimization, and decision support in mission-focused environments.You'll work in a large, production Rust codebase alongside researchers...- ...Software EngineerHerndon, Virginia, United StatesWorking across the globe, V2X builds smart solutions designed to integrate physical... ...scalability and automation.ResponsibilitiesProvides development engineering and programming support to projects and infrastructure support...
$180k - $225k
...Overview Software Engineer Valley Forge, PA (preferred) or Hendon, VA Active TS (SCI eligibility) clearance and CI poly At Bcore, our strength comes from how we deliver impact to the mission. Whether it’s architecting critical IT solutions, producing actionable...- ...Job DescriptionJob DescriptionSoftware Engineer Location: Herndon, VA Required Clearance: TS/SCI CI Poly Employment Type: Full-Time Regular... ...No Relocation Assistance: Yes Plans, conducts, and coordinates software development activities; Designs, develops, documents, tests,...Full timeRelocation packageShift work
- ...Job DescriptionJob DescriptionActive TS/SCI security clearance with polygraph is required.Altus Consulting Seeks a Software Engineer to Drive InnovationAre you a passionate software engineer eager to join a dynamic team tackling challenging projects? Do you thrive in environments...Contract work
$91.2k - $169.4k
...career that's built for you.Plans, conducts, and coordinates software development activities. Designs, develops, documents, tests, and... ...related programs such as:• Computer Science• Systems Engineering• Computer Engineering• Information TechnologyProficiency with...Full timeTemporary workWork experience placementCasual workFlexible hours- ...RCT is seeking a Senior Software Developer-SME for a 200+ FTE technical development program supporting the Sponsor’s Web-based applications... ...Developer will work with a large team of developers, DevOPS engineers, security engineers, systems engineers, and data engineers....Full timeWork experience placementImmediate startFlexible hours3 days per week
- ...This position does not have the ability to sponsor candidates for clearance processing.RedRock is actively seeking a proficient Software Engineer specializing in independent work within a dynamic Agile scrum software development environment. The ideal candidate will...
$107.9k - $195.05k
Software Engineer - AI, Autonomy & Platform DevelopmentOverviewThe Leidos Office of Technology is seeking Software Engineers with AI and autonomy experience to help build a common technology platform.In this role, you will design, build, and operate production software...Full timeWork at office$80k - $128k
...ResponsibilitiesPeraton is seeking a Software Engineer II in our Herndon, VA location to support a large software development classified program developing, operating, and maintaining mission critical enterprise capabilities. Program includes development and support for...Full timeContract workInternshipShift work- ...Job DescriptionJob DescriptionJob Description We are seeking a Software Engineer to join our team of diverse professionals. This role focuses on implementing high-level quality control methodologies and providing lifecycle support for innovative hardware systems and applications...Flexible hours
- ...We’re looking for a builder—a high‑output Software Engineer who ships production systems at a pace that resets expectations. Not an advisor. Not a reviewer. A hands‑on engineer whose default mode is writing and deploying code. You’ll take on the projects that are too ambiguous...Flexible hours
- ...and passionate technical leader to fill Lead Site Reliability Engineer position overseeing a mission critical system. Candidate will work... ...hand with DevOPS engineers and Developers to complex Systems Software work risk free and continuously in a production environment. Our...
- ...complex infrastructure challenges. What You Will Do: - Engineer AI-Powered Solutions: Design, build, and deploy intelligent... ...for web application security risks directly into the software development lifecycle. - Drive Innovation: Collaborate with...Local area
$86.8k - $198k
...Job Number: R0249459 Astrodynamics Software Engineer The Opportunity: As a software engineer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to help...Full timeContract workPart timeWork at officeLocal areaRemote work$140k - $200k
...This position requires an active U.S. Government Security Clearance at the TS/SCI level.We are seeking an experienced Full Stack Software Engineer to support the development, integration, and sustainment of data analytics applications and capabilities for a large-scale U.S...Full time$145k - $190k
...offerings have grown in the past ten years including infrastructure resiliency contact center operations information technology software engineering program management strategic communications engineering and cybersecurity. We have also grown our customer base to include...Full timeWork at officeLocal areaRemote work$112.65k - $147.8k
...Job DescriptionJob DescriptionSenior Software Engineer – Access ControlAre you ready to redefine access control and develop cutting-edge security solutions that make businesses smarter and safer? Do you enjoy leading technical initiatives, mentoring engineers, and solving...Work experience placementCasual workWork at officeImmediate startWorldwide$119.8k - $234.7k
...Sr. Software Engineer Focused on SecuritySecurity represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape...Ongoing contractWork experience placementLocal area$117.2k - $176.7k
...following REAL ID Act documents: U.S. Passport, Passport Card, REAL Driver's License, Global Entry Card, U.S. Government CAC/PIV.Software Engineer - GovCloud Our Public Cloud engineering teams are responsible for innovating and maintaining a large scale distributed systems...Full timeLocal area- HPC Software/Workflow EngineerJob#: 3057372Job Description:We are seeking a HPC Software Engineer who will work on a HPC Research and Development (R&D) customer contract. The candidate will be an active member of the Technical User Support (TUS) team, interacting with the...Contract work
$135k - $216k
...Senior Software EngineerPeraton is a next-generation national security company that drives missions of consequence spanning the globe... ...to support mission success.Peraton is seeking a Senior Software Engineer in our Herndon, VA location to support a large software development...Full timeContract workTemporary workShift work
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