{"id":1930915,"url":"https://alion.io/job/airswift-senior-system-engineer-development-java-full-stack-solution-developer","title":"Senior System Engineer (Development) – Java / Full Stack Solution Developer","company":{"id":2751907,"name":"Airswift","domain":"airswift.com","url":"https://alion.io/company/airswift-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"A","score":91,"open_postings":41,"ghost_share":0,"stale_share":0.146,"repost_share":0,"time_to_fill_p50_days":90,"computed_at":"2026-11-14T05:58:10Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Doha, Qatar"],"countries":["QA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":53000,"max_usd":148000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":3508},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Angular","optional":false},{"name":"API Gateway","optional":false},{"name":"Azure","optional":false},{"name":"JavaScript","optional":false},{"name":"React.js","optional":false},{"name":"SharePoint","optional":false},{"name":"Spring Boot","optional":false},{"name":"Vue.js","optional":false},{"name":"Java","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2025-11-03T00:00:00Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-11-14T04:21:00Z","board_verified":true,"closed_at":null,"days_open":376,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":376},"description":"Job reference\n1265616\nLocation\nDoha, Ad Dawhah, Qatar\nSector\nIT\nFunction\nIT & Telecoms\nEmployment type\nContract\nDate published\nNovember 3, 2025\nPosition Title: Senior System Engineer (Development) - Java / Full Stack Solution Developer\nOverview:\nCompany is seeking a highly skilled and motivated Senior Full Stack Developer with expertise in Java and JavaScript to join our dynamic development team. The ideal candidate will have a strong background in designing and building intuitive, scalable, and secure applications, with experience across both front-end and back-end technologies.\nPrimary Duties & Responsibilities:\nDesign and develop robust, scalable, and secure software solutions aligned with business requirements.\nBuild and maintain backend microservices and RESTful APIs using industry best practices.\nImplement security measures throughout the development lifecycle.\nIntegrate services and APIs using API Gateway (cloud and on-premise).\nCollaborate with cross-functional teams including project managers, designers, and QA engineers.\nWrite clean, well-documented, and maintainable code for both front-end and back-end components.\nParticipate in code reviews and contribute to team knowledge sharing.\nContinuously explore and adopt emerging technologies and industry trends.\nQualifications:\nBachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience).\nSkills & Competencies:\nProven experience in designing and developing user-friendly, intuitive applications.\nStrong understanding of data modeling and business process automation.\nProficiency in modern JavaScript frameworks such as Vue.js, Angular, or React.\nExpertise in building modern UI/UX experiences.\nSolid understanding of RESTful API design principles and best practices.\nExperience in backend development using Java and frameworks like Spring Boot.\nSkilled in designing and implementing APIs using Azure Functions, API Gateway, and on-premise solutions.\nExperience with Microsoft technologies including Azure, SharePoint, and Office 365 is a plus.\nStrong database design skills and ability to write efficient queries.\nExperience deploying applications to Azure cloud and on-premise servers.\nExcellent problem-solving, analytical, and critical thinking abilities.\nStrong communication and collaboration skills.\nAbility to work effectively in a fast-paced, team-oriented environment.\nCommitment to writing clean, documented, and maintainable code.\nActive participation in code reviews and knowledge sharing.\nPassion for staying updated with the latest technological advancements.\nWork Experience:\nMinimum of 3 years of experience as a Full Stack Developer with strong proficiency in JavaScript and Java.\nNot the job you are looking for? 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