Back End Developer
$86.8k - $198kClearanceJobs
Back End DeveloperMcLean, VA Top Secret/SCI Polygraph Unspecified Career Level not specified $86,800 - $198,000Job DescriptionThe Opportunity: As a software engineer, you know that good software is more than just a nice-looking interface and data. You need the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for a software engineer like you to develop efficient and effective software, from vision to production-ready system, in an exciting, agile environment. As a software engineer at Booz Allen, you'll use the latest architectural approaches and open-source frameworks and tools to deliver complete end-to-end solutions to your clients. Using your software engineering expertise, you'll analyze the environment to ensure that your team's solutions consider the current architecture and operating environment, as well as future functionality and enhancements. You'll sharpen your skills as you master new tools and techniques while helping to identify and implement system improvements. Work with us as we develop systems to create change for the better. Join us. The world can't wait.You Have:Experience using Java to build enterprise products and applicationsExperience with back-end frameworks, such as Spring or QuarkusExperience with Git and GitLab CI/CDExperience working in a team environmentTS/SCI clearanceHS diploma or GEDAbility to obtain a Security+ Certification within 6 months of hire dateNice If You Have:Experience with AI or ML pipelines and processesExperience with Extract, Transform, and Load (ETL) software patterns to ingest large and complex datasetsExperience with containerized environments, such as Docker and KubernetesExperience working with geospatial tools and datasetsExperience with scripting languages, such as Python or BashExperience building real-time data processing applications using streaming libraries such as Kafka StreamsExperience with Metadata Management, such as Data Catalogs or AdvanaExperience with graph databases, such as Neo4jKnowledge of analytic platforms such as Kafka or SparkBachelor's degree in an IT related fieldClearance: 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.Compensation At 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 Statement As 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 Policy AI 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 Model Our 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.Commitment to Non-Discrimination All 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.
- Job TitleLocation: 100% remoteClient: Capital OneContract Length: 7 months but will extendScreening: Must complete GLIDER within 48hrs of submission, if they are not willing/able to, please do not submit.Tech Stack: backend python, AWS, aurora postgress, dynamo DB, lambdas...SuggestedHourly pay
$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
- ...BackEnd DeveloperWe are seeking a BackEnd Developer to become an integral part of our team! You will be responsible for creating and modifying computer application software or specialized utility programs.Responsibilities:Analyze user needs and develop software solutionsWork...Suggested
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...Backend API DeveloperThe Backend API Developer builds and operates the service layer behind an operator application in a cyber command center supporting national cyber defense across Critical Infrastructure and government partners. Responsibilities focus on low-latency...Suggested- Backend Engineer - (Mid-Level / Senior)Pelagic AI is seeking Backend Engineers of varying levels of experience to support the development, integration, and deployment of advanced intelligence capabilities into test and operational environments. You will be a member of ...
- ...forefront.Job SummaryAretum is seeking a skilled and motivated Backend Developer. As a Backend Developer you will be responsible for providing... ..., availability, and integration with TypeScript-based front-end components.Due to the nature of our work as a federal consulting...Contract work
- ...the federal government.Exiger is building technology that makes the world a more transparent place to succeed. Our focus lies in developing SaaS solutions that play an active role in combatting human trafficking, thwarting money laundering, and ensuring adherence to global...Full timeWork at officeWork from home2 days per week1 day per week
- Trustible in Arlington, VA is hiring a Senior Software Engineer to build out our backend and agentic AI capabilities. This is a backend-heavy role focused on MCP tool integrations, data pipelines, and infrastructure that enables AI agents to act reliably within our platform...
- ...Senior Backend Engineer here, you won't be maintaining someone else's abstractions. You'll be designing them from scratch, owning them end-to-end, across the full stack: from raw binary formats and block compaction all the way up to the external APIs our customers depend...Contract work
$85k - $170k
...test automation.Responsibilities include:Decompose legacy Java and.NET monolithic services into modular Python microservicesDesign, develop, and deploy concise Python REST APIs and batch service jobsDeploy and operate services in AWS Lambda and Kubernetes...- You will work across wallet infrastructure, failure modes, and observability, collaborating with product managers to deliver reliable, auditable finance-grade software. The role offers remote work options and a culture of high accountability and impact. #J-18808-Ljbffr...Remote work
- ...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
$90k - $150k
...Range: $90,000.00 ~ $150,000.00 BizFlow is seeking a Senior Backend Developer to build the integrations at the center of a large-scale... ...set technical direction, and work shoulder to shoulder with front-end developers, business analysts, project leadership, and the customer...Permanent employmentFull timeWork at officeRemote work- Exiger is seeking a Senior Software Engineer to design and develop software projects in McLean, VA. This role involves creating and maintaining APIs, collaborating with cross-functional teams, and automating processes. Candidates should have 6+ years of programming experience...Flexible 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,...
- ...Responsibilities End-to-end software development including analysis, planning, architecture, design, development, automated testing, deployment, and maintenance using industry best practices and security standards. Performance optimization - analyze system...
- Python Backend DeveloperLocation: Hybrid onsite (3 days onsite in Mclean, VA)Duration: 9-12+ months ContractJob Description:Experience with AWS Cloud - EC2/S3/Lambda etc..Experience with Data LakeExperience with DBs- Oracle/DB2/Mongo/SQL Server/NoSQLJava experience is ...
- Backend EngineerLocation: RemoteDuration: ContractRequired/Desired Skills:Extremely Strong 7+ Years of Experience with Node.js EngineerVery Strong Many REST APIs based Development/AutomationEngineer will need to provide Operations Support for Backend E2E Tools as wellVundru...
- ...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....
- ...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
$120k - $200k
...expected to operate with a high degree of ownership. You will take responsibility for backend domains or major features and drive them end-to-end from design through production with minimal oversight.Beyond writing excellent code, you will contribute to engineering...Remote work$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- ...Job TitleWO end date to be extended out further on a month by month basis.Job Duties:Develops innovation strategies, processes, and best practices.Drives the execution of multiple business plans and projects.Supports and ensures business objectives being met.Leads the...Full timeWork at office2 days per week
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- ...Overview: Position Title * Sr. Backend Java Developer Position Responsibilities Role: Senior Backend Java Developer Location: McLean, VA - Onsite (5 days/week) | Local candidates only Key Responsibilities Design, build, and maintain backend services...Local area
- ...vendors only. Candidates must be W2 employees of the sub-vendor.Job Summary: We are seeking a highly experienced Senior Java Backend Developer to join the Loan Portfolio Management and Structuring (LPMS) team supporting Freddie Mac's Investments & Capital Markets (I&CM)...Contract work
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