Back-End Developer
$86.8k - $198kBooz Allen Hamilton
Back-End DeveloperThe Opportunity:As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for an experienced back-end developer with the software engineering skills it takes to identify potential risks, contribute to solution development, and create efficient and effective systems for our clients. As a back-end developer at Booz Allen, you’ll use the latest architectural approaches and open-source frameworks and tools to deliver solutions. Using your software engineering experience, you’ll work with the development team to create custom tools, systems, and sites with consistent performance and scalability. In this role, you’ll make a mission-forward impact as you further your skill set and career. Work with us as we shape systems for the better. Join us. The world can’t wait. You Have: 3+ years of experience implementing, maintaining, and supporting new and ongoing software development3+ years of experience in software development using basic programming languages, technologies, tools, or web development stacks Experience with JavaExperience with Docker containerizationExperience working with unbounded data streams Experience creating solutions to complex problems within a collaborative, cross-functional team Active TS/SCI clearance; willingness to take a polygraph examAssociate’s degree and 5+ years of experience with software engineering, or Bachelor's degree and 3+ years of experience with software engineeringNice If You Have:Experience with Agile methodology, extreme programming, software engineering, product management, and software productsExperience with Kubernetes clusterExperience with Kotlin and PythonExperience writing source code for new applications or generating and enhancing code samples for existing applications Experience acquiring client requirements and resolving workflow problems through automation optimization Ability to work with automated testing tools to perform testing and maintenance Master’s degreeClearance:Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information;TS/SCI clearance is required.CompensationAt Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $86,800.00 to $198,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen’s total compensation package for employees. This posting will close within 90 days from the Posting Date.Identity StatementAs part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.Candidate AI Usage PolicyAI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided. Work ModelOur people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.Commitment to Non-DiscriminationAll qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.SummaryLocation: McLean, VAType: Full time
$86.8k - $198k
Back End DeveloperThe Opportunity: As a software engineer, you know that good software is more than just a nice-looking interface and data... ...of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for a software engineer...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- Key Responsibilities Design, develop, and maintain scalable full stack web applications using Ruby on Rails and modern frontend technologiesBuild responsive and high-performance user interfaces using VueJS, ReactJS, TypeScript, BlueprintJS, TailwindCSS, and/or BootstrapDevelop...SuggestedFull timeMonday to Friday
$120k - $160k
...Job Description Description SAIC is seeking a Back-End Software Developer to design, develop, test, implement, and maintain core application software for our customer on-site in Arlington, VA. This role encompasses a wide range of development activities...SuggestedWork experience placement$100k - $145k
...VISTA Technology Services, Inc. (VISTA) is currently seeking a Back-End Developer to support a U.S. Intelligence Agency in Springfield, VA. This position is contingent upon contract award. The Back-End Developer will implement, and maintain server-side logic...SuggestedContract work- ...Government Customer, we will likely not get back to you. It is a REQUIREMENT of the job.***... .... Our engineer-led software teams develop technical solutions on an aggressive schedule... ...solutions and have frequent interaction with end users to produce and deploy solutions....SuggestedFull timeFor subcontractor2 days per week3 days per week
$85k - $170k
...Responsibilities include: Decompose legacy Java and.NET monolithic services into modular Python microservices Design, develop, and deploy concise Python REST APIs and batch service jobs Deploy and operate services in AWS Lambda and Kubernetes environments...- ...: Job Type: Contract Job Category: IT Job Title: Back End Big Data Developer Job Summary: We are seeking a skilled Back End Big Data Developer to join our dynamic team. As a Back End Big Data Developer, your role will involve designing, developing, and maintaining...Contract workTemporary workWork experience placement
- ...queries for speed and clarity. Implement event-driven systems (e.g., with NATS) to process real-time operational data streams. Develop and maintain automated tests to protect correctness, security, and performance as the system evolves. Build and operate...Full timeContract workFlexible hours
- ...customer-facing use, ensuring secure and efficient data transmission.Develop internal services to streamline configuration management,... ...proficiency in Python or modern managed languages.Familiarity with backing stores and databases including both SQL/NoSQL such as Postgres,...
- ...Python Backend Developer Location: Hybrid onsite (3 days onsite in Mclean, VA) Duration: 9-12+ months Contract Job Description: Experience with AWS Cloud - EC2/S3/Lambda etc.. Experience with Data Lake Experience with DBs- Oracle/DB2/Mongo/SQL Server...Contract work
- Job-ID31841368Reference26-02097Ampcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team. Job Title: Full Stack Engineer. Location: Mclean, VA....
$103.8k - $218.1k
Job Title: Full Stack Web Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start... ...capabilities to design and develop integrated web applications with the end goal of providing customers with beautiful, functional, and...Full timeContract workWork experience placementImmediate startFlexible hours$72k - $210k
...Position Overview The Remote Full Stack Developer is responsible for designing, developing, and maintaining scalable, high‑performance web applications across both front‑end and back‑end environments. This role requires strong technical expertise, autonomy, and the...Remote jobFull time- ...optimizing costs, and remediating issues faster. Chronosphere reduces data volumes and associated costs by 84% on average while saving developers thousands of hours. Recognized as a leader by major analyst firms, Chronosphere is trusted by the world's most innovative brands,...Full timeLive inRemote workVisa sponsorshipWork visaFlexible hours
- ...Introduction Seeking Java Developer Leads to join. The ideal candidate will be a strong backend Java developer with AWS experience, particularly with Java, Spring Boot, Lambda, and Fargate. Key Responsibilities Design, develop, and maintain backend applications...Immediate start
- ...in office in Tysons Corner, VA. Responsibilities: Design, develop, and maintain scalable backend services and APIs for K-12 learning... ...frontend developers, QA engineers, and product teams to deliver end-to-end solutions Contribute to system architecture decisions...Work at officeLocal area
$100k - $120k
...tackling complex analytical tasks using large datasetsCommunicate with end users, team lead, and team members to create and support... ...certification(s) in a related field of web development and/or front-end/back-enddisciplinesDegree in Computer Science, Web Development, or...Permanent employmentWork at office- .../SCI level with required polygraph.We are seeking a Full Stack Developer with a strong frontend and data-integration focus to support the... .... This role emphasizes building intuitive user interfaces backed by robust APIs and data-processing services in a fast-paced, customer...Full time
$85k - $170k
OverviewWe are looking for a highly skilled Full-Stack Developer to design, build, and optimize advanced AI solutions across predictive... ...software using agile methods 5+ Experience with multiple back-end languages (e.g. C, C#, Java, Python, Ruby on Rails) and JavaScript...$86k - $138k
...engineering expertise directly strengthens national security. In this role, you’ll build modern, mission‑critical applications from front to back, contributing to tools used by federal cyber operations.Location: Arlington VA. Hybrid schedule; on-site presence as needed.What You...Contract workCasual workShift work$69.4k - $158k
Web Developer Full Stack EngineerThe Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you’re looking for... ...TypeScriptExperience building data-backed applications with relational databases...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Senior Java Backend Developer Location: McLean, VA (Onsite – In-Person Interview Required) Duration: Contract (July 20, 2026 – December 31, 2026) Position Type: Contract (C2C) Work Authorization: Open to sponsored candidates through one-layer-deep sub-vendors only....Contract work
- ...Business consulting services. We are in search of a highly motivated candidate to join our talented Team. Job Title: Sr Full Stack Developer Location(s): Mclean, VA Job Description:You’ll have the opportunity to directly contribute to one of these initiatives, which...
$85k - $170k
OverviewAs an Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile and DevSecOps methods...$69.4k - $158k
...Full Stack DeveloperThe Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you... ...framework such as React5+ years of experience with back-end development, including with back-end languages such...Full timeContract workPart timeWork at officeLocal areaRemote work$85 - $90 per hour
...: McLean, VirginiaDuration: ContractJob ID: 179634Job Overview: We are seeking a highly skilled and experienced Full Stack Senior Developer to join our team. The ideal candidate will have a strong background in AI development, agentic workflows, and test automation. This...Full time$85k - $170k
OverviewAs a Senior Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile and DevSecOps...$69.4k - $158k
Full Stack DeveloperThe Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you... ...with DevOps tools, including GitHubExperience using back-end and front-end languages to develop complete...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Business consulting services. We are in search of a highly motivated candidate to join our talented Team. Job Title: Full Stack Developers Location: McLean, VA Position Overview: Collaborate with and across Agile teams to design, develop, test, implement, and...Internship
$124.3k - $134.02k
...headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including... ...is seeking a Senior Full-Stack Developer to help build and modernize a mission-critical... ...TypeScript front end, a Node and Express back end migrating to AWS serverless, and the...Contract workInterim roleLocal areaRemote work
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