{"id":4082686,"url":"https://alion.io/job/markon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql","title":"Full Stack Software Engineer (Java/Spring Boot/Angular/PostgreSQL)","company":{"id":3863685,"name":"Markon Solutions","domain":"markonsolutions.com","url":"https://alion.io/company/markon-solutions","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Annapolis Junction, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":160000,"max":185000,"currency":"USD","period":"year","gross":null,"usd_annual":185000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Angular","optional":false},{"name":"Ansible","optional":false},{"name":"Confluence","optional":false},{"name":"Docker","optional":false},{"name":"Git","optional":false},{"name":"JavaScript","optional":false},{"name":"Jira","optional":false},{"name":"Linux","optional":false},{"name":"Maven","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Red Hat","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"Java","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-11-11T18:07:15Z","employer_posted_date":"2026-11-11","last_verified_at":"2026-11-11T18:07:15Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Description\nMarkon is seeking an experienced Full Stack Software Engineer to support a customer in the Annapolis Junction, MD area. This role will focus on developing, modernizing, and maintaining enterprise web applications using Java, Spring Boot, Angular, and PostgreSQL. The position combines full-stack software development with DevOps responsibilities, including backend framework upgrades, frontend enhancements, database optimization, and cloud infrastructure management. The engineer will collaborate with cross-functional teams to deliver secure, scalable, and reliable applications supporting mission-critical operations.\nTelework flexibility available based on mission requirements.\nResponsibilities\nDesign, develop, and maintain backend microservices using Java and Spring Boot.\n\nDevelop and enhance responsive frontend applications using Angular.\n\nDesign, implement, and document secure RESTful APIs to support application functionality and system integration.\n\nManage and optimize PostgreSQL databases, including schema updates, performance tuning, and data integration.\n\nSupport backend framework upgrades and application modernization initiatives.\n\nBuild, deploy, and maintain containerized applications using Docker and DevOps automation tools.\n\nConfigure and support cloud-based infrastructure within Amazon Web Services environments.\n\nTroubleshoot application, database, and infrastructure issues to ensure system performance and reliability.\n\nCollaborate with software engineers, system administrators, and stakeholders throughout the software development lifecycle.\n\nMaintain technical documentation, participate in code reviews, and support continuous improvement of development and deployment processes.\n\nQualifications\nActive TS/SCI clearance with Polygraph required.\n\nExperience developing full-stack web applications using Java, Spring Boot, and Angular.\n\nStrong experience with Java and Spring Boot, including microservices development and backend framework modernization.\n\nExperience developing frontend applications using Angular 19 or newer.\n\nExperience designing and integrating RESTful APIs.\n\nExperience with PostgreSQL, including database design, schema management, and query optimization.\n\nExperience working with Amazon Web Services and cloud-based application infrastructure.\n\nProficiency with Docker, Git, Maven, and Ansible.\n\nExperience administering or developing applications in Linux or Red Hat Enterprise Linux environments.\n\nFamiliarity with Node.js and modern JavaScript development.\n\nExperience using development and collaboration tools such as VS Code, IntelliJ, Jira, and Confluence.\n\nStrong troubleshooting, problem-solving, and communication skills.\n\nDesired Qualifications\nExperience with Spring Boot 3.5 or 4.0 and modern Java application frameworks.\n\nExperience modernizing legacy applications and upgrading backend frameworks.\n\nExperience implementing automated deployment pipelines and DevOps best practices.\n\nFamiliarity with cloud infrastructure automation, container orchestration, and application monitoring.\n\nExperience supporting enterprise applications within Intelligence Community or government environments.\nWork Arrangement: Up to two days of telework per week, subject to customer approval.\n\nSalary Range\nUSD $160,000.00 - USD $185,000.00 /Yr.The Markon pay range for this position 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.Overview\nEager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.\nAt Markon, we don't just offer jobs - we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.\nHeadquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.\nMarkon values people and the tremendous impact each individual can make - which is why we’re consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation’s most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters - bringing out the best in each other to advance our clients’ missions.Join us and make a meaningful impact.\nMarkon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.\nBenefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays.","description_format":"text","description_chars":5728,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":["Equity","Life insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Intelligence","IT Consulting & Digital Transformation","Facilities Management"],"lifecycle":[{"event":"open","at":"2026-11-11T18:07:15Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":25,"reasons":["conf:3","win:early","comp:brand"],"computed_at":"2026-11-11T21:43:41Z"},"pay":{"stated_usd_annual":185000,"is_top_pay":true},"html_url":"https://alion.io/job/markon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql","json_url":"https://alion.io/job/markon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql.json","meta":{"generated_at":"2026-11-11T21:43:41Z","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":42830,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-12T00:00:00Z"}},"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":3863685},"rest":"https://alion.io/mcp/rest/get_company?id=3863685"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmarkon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fmarkon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql"},{"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%2Fmarkon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql"},{"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/markon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmarkon-solutions-full-stack-software-engineer-javaspring-bootangularpostgresql"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4082686}},{"tool":"search_jobs","arguments":{"company":"markonsolutions.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4082686},"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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