{"id":452156,"url":"https://alion.io/job/keylane-full-stack-engineer","title":"Full Stack Engineer","company":{"id":174160,"name":"Keylane","domain":"keylane.com","url":"https://alion.io/company/keylane","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"B","score":78,"open_postings":14,"ghost_share":0.286,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":67,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Rotterdam, Netherlands"],"countries":["NL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-06-16T00:00:00Z","employer_posted_date":"2026-10-06","last_verified_at":"2026-10-28T14:46:46Z","board_verified":true,"closed_at":null,"days_open":134,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":134},"description":"We are looking for a Full Stack Software Engineer to help us further develop and implement our digital pension portals at customers. If you enjoy working across both front-end and back-end technologies, building scalable solutions and contributing to modern digital experiences, we would like to meet you.\nKey About Your Role\nAs a Full Stack Software Engineer within a team, you develop and maintain the digital portals and supporting services that pension providers use to interact with employers, advisors and participants. You work across the full technology stack, building intuitive user interfaces while also developing and enhancing the backend services that power them.\nTogether with Software Engineers, Test Engineers, Design Engineers and a Product Owner, you take ownership of delivering high-quality functionality from concept to production. You analyse functional requirements, translate them into technical solutions and contribute to all stages of the software development lifecycle.\nYou help further modernising our technology landscape by improving existing applications, developing new features and contributing to architectural and engineering improvements. This includes initiatives such as modernising front-end components, enhancing backend services and APIs, improving performance and maintainability, and supporting the migration towards modern technologies and development practices.\nYou actively participate in technical discussions, code reviews and knowledge sharing. As part of a broader engineering community, you continuously look for opportunities to improve both your own skills and our products.\nKey About Your Team\nThe Plexus Digital Engagement (PDE) cluster creates and manages the online portals that pension providers use to interact with employers, advisors and participants.\nWe support both long-time customers using existing portal solutions and new customers adopting our modern PDE platform. Our team combines product experts, engineers and support specialists who work together to deliver and maintain customer portals and ensure they run smoothly and securely.\nPDE plays an important role in helping pension funds and insurers offer clear, user-friendly digital services and supports Keylane’s growth through new implementations and upgrades. 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