{"id":4327034,"url":"https://alion.io/job/leidos-java-developer-senior-java-developer-tssci-polygraph-required","title":"Java Developer / Senior Java Developer - TS/SCI Polygraph Required","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":77,"open_postings":339,"ghost_share":0.006,"stale_share":0.912,"repost_share":0.012,"time_to_fill_p50_days":27,"computed_at":"2026-11-14T05:58:10Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bethesda, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":87100,"max":157450,"currency":"USD","period":"year","gross":null,"usd_annual":157450},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Configuration Management","optional":false},{"name":"GCP","optional":false},{"name":"Gitflow","optional":false},{"name":"GitHub","optional":false},{"name":"Java","optional":false},{"name":"Jenkins","optional":false},{"name":"JUnit","optional":false},{"name":"Python","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Framework","optional":false},{"name":"Git","optional":true}],"status":"live","first_seen_at":"2026-11-12T00:00:00Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-15T01:46:27Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Java Developer / Senior Java Developer\nLocation: Bethesda, Maryland\nClearance and Citizenship: MUST Possess a TS/SCI Polygraph and MUST be a US Citizen as required by this customer. No Exceptions!\nLeidos has an exciting opportunity for multiple levels of talented Java Developers and Senior Java Developers to join our Intel Sector's Analysis Solutions Business Area in Bethesda, Maryland. Our team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management, delivering innovative technical solutions that support critical national security missions.\nThis is an excellent opportunity for software development professionals at multiple experience levels to apply their technical expertise, work with modern cloud and DevOps technologies, and collaborate with talented teams to develop and sustain mission-critical capabilities supporting the Intelligence Community.\nLocated just outside Washington, D.C., Bethesda, Maryland, offers an ideal combination of exciting career opportunities and quality of life. With vibrant neighborhoods, highly regarded schools, outstanding restaurants and entertainment, beautiful parks, and convenient access to Washington, D.C., and the surrounding National Capital Region, Bethesda is a great place to advance your career while enjoying everything the area has to offer.\nAt Leidos, we recognize the value of our employees and offer a comprehensive, competitive benefits package, including Paid Time Off, 11 paid holidays, a 401(k) with a 6% company match and immediate vesting, flexible schedules, discounted stock purchase plans, technical upskilling, education and training support, paid parental leave, and much more.\nJoin Leidos and put your technical expertise to work supporting missions that make a difference in National Security!\nJob Summary\nWe are seeking motivated and experienced Java Developers and Senior Java Developers (T3/T4) to support the Agile development, operations, and maintenance of mission-critical systems.\nWorking within a DevOps framework, successful candidates will contribute to major project deliverables throughout the software development lifecycle, including scope definition and work estimation, architecture and design, coding, and unit testing.\nIn this role, you will develop, enhance, and maintain high-performance software solutions, contribute to backend architecture, and collaborate with cross-functional Agile teams to address complex customer requirements.\nCandidates will be considered for the appropriate level based on their qualifications and relevant experience.\nPrimary Responsibilities\nBackend Development: Design, develop, test, and maintain high-performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs.\nSoftware Engineering and Architecture: Participate in software programming initiatives, contribute to backend architectural decisions, and conduct code reviews to support the delivery of reliable, high-quality software solutions.\nTesting and Automation: Develop software system validation and testing methods using JUnit and Katalon, leveraging integrated, custom-developed software solutions to support automated deployment technologies.\nCloud-Based Development: Develop, prototype, and deploy solutions within cloud-based platforms, leveraging available infrastructure and platform services.\nAgile Collaboration: Support the Agile software development lifecycle following Program SAFe practices, coordinating with team members, Product Owners, and Scrum Masters to ensure User Story alignment and implementation in accordance with customer use cases.\nDevOps and Configuration Management: Document and perform systems software development activities, including deploying build artifacts across different environments using GitFlow constructs and DevOps tools such as GitHub, Jenkins, and scripting languages including Python and Bash.\nContinuous Improvement: Identify and apply software development best practices and standard operating procedures to create innovative solutions that address customer technical needs.\nRequired Skills, Experience, and Qualifications\nThe following qualifications apply to both levels unless otherwise noted:\nFamiliarity with common Agile practices, service-oriented environments, and software development methodologies.\nFamiliarity with Java-based design patterns, RESTful API implementation, and software development within DevOps frameworks.\nFamiliarity with commercial cloud platforms (e.g., AWS, Google Cloud, Azure) and cloud data services (e.g., S3, RDS, EFS).\nFamiliarity with version control systems and issue/problem tracking tools.\nExperience with SAFe development practices preferred. \nSecurity Clearance Requirement: All candidates MUST possess an active TS/SCI with polygraph security clearance to be considered.\n\nJava Developer (T3) -\nBachelor's degree with 4 or more years of relevant experience; or\nMaster's degree with 2 or more years of relevant experience.\nExperience may be considered in lieu of a degree.\nFamiliarity with Java and the Spring Framework, microservices architecture, and integration with relational and NoSQL databases.\nDirect experience utilizing software testing and performance tools, such as JUnit, and scripting languages, including Python and Bash, within an Agile development environment.\nSenior Java Developer (T4) -\nBachelor's degree with 8 or more years of relevant experience; or\nMaster's degree with 6 or more years of relevant experience.\nAdditional years of experience may be substituted in lieu of a degree.\nFamiliarity with the Spring Framework, microservices architecture, and integration with relational and NoSQL databases.\nDirect experience utilizing software testing and performance tools, such as JUnit, and scripting languages, including Python and Bash, within an Agile development environment.\nAt Leidos, the opportunities are boundless. We challenge our employees with meaningful assignments that encourage professional and personal growth. We believe that investing in your career strengthens our ability to deliver innovative solutions for our customers.\nTake the next step in your career with Leidos. Apply today!\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nNovember 12, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nPay Range $87,100.00 - $157,450.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":7388,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity","Flexible schedule","Parental leave"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","IT Consulting & Digital Transformation","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-11-15T01:46:27Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"route":null,"cap_exempt":false,"checked_at":"2026-11-14T07:33:33+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":24}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":3,"expected_fill_days":27,"reasons":["conf:2","win:early","comp:brand"],"computed_at":"2026-11-15T03:48:29Z"},"pay":{"stated_usd_annual":157450,"is_top_pay":false},"html_url":"https://alion.io/job/leidos-java-developer-senior-java-developer-tssci-polygraph-required","json_url":"https://alion.io/job/leidos-java-developer-senior-java-developer-tssci-polygraph-required.json","meta":{"generated_at":"2026-11-15T03:48:29Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":7161,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-16T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-java-developer-senior-java-developer-tssci-polygraph-required"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fleidos-java-developer-senior-java-developer-tssci-polygraph-required"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fleidos-java-developer-senior-java-developer-tssci-polygraph-required"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/leidos-java-developer-senior-java-developer-tssci-polygraph-required\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-java-developer-senior-java-developer-tssci-polygraph-required"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4327034}},{"tool":"search_jobs","arguments":{"company":"leidos.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4327034},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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