{"id":2702566,"url":"https://alion.io/job/hackertrail-principal-software-development-engineer","title":"Principal Software Development Engineer","company":{"id":2328067,"name":"HackerTrail","domain":"hackertrail.com","url":"https://alion.io/company/hackertrail","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false}],"status":"live","first_seen_at":"2026-10-16T08:57:19Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-11-01T01:00:45Z","board_verified":true,"closed_at":null,"days_open":16,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":16},"description":"About the role\nPrincipal Software Development Engineer What You Will Do Define architecture and technical strategy across multiple engagements, platforms, and teams. Lead the design of complex, large-scale, secure production systems for regulated enterprise clients. Set engineering standards, reference architectures, and best practices adopted firm-wide. Provide deep technical leadership on the most challenging delivery and reliability problems. Partner with delivery leadership, architects, and senior client stakeholders on technical direction and proposals. Drive build-vs-buy, technology selection, and platform investment decisions. Mentor senior and staff engineers, and grow the technical bench across teams. Contribute reusable platforms, accelerators, and frameworks that scale delivery. Champion responsible, effective use of AI tools across engineering.\nWhat you'll bring\nWhat We Are Looking For 10 to 15 years of experience delivering and architecting production software at scale. Recognized depth in system design, distributed systems, and cloud-native architecture. Extensive AWS expertise, including security, networking, and enterprise deployment patterns. Track record setting technical direction across multiple teams or a business line. Experience in regulated industries (financial services, telco, insurance) is strongly valued. Strong influence, communication, and stakeholder leadership skills. Continued hands-on engineering credibility.\nBenefits and perks\nWhat They Offer Competitive compensation aligned to market standards. Opportunities to work on enterprise-scale AI transformation programmes across Asia Pacific. 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