{"id":697714,"url":"https://alion.io/job/hayfin-senior-software-engineer","title":"Senior Software Engineer","company":{"id":682533,"name":"Hayfin","domain":"hayfin.com","url":"https://alion.io/company/hayfin","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":null},"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":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":86000,"max_usd":167000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":91},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Angular","optional":false},{"name":"Azure","optional":false},{"name":"Bootstrap","optional":false},{"name":"FastAPI","optional":false},{"name":"NumPy","optional":false},{"name":"Python","optional":false},{"name":"Snowflake","optional":false},{"name":"JavaScript","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-08-27T00:00:00Z","employer_posted_date":"2026-08-27","last_verified_at":"2026-10-02T17:52:42Z","board_verified":true,"closed_at":null,"days_open":37,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":37},"description":"We are hiring a Full-Stack Engineer to help build the analytics workbench applications that supports analysis and decision-making across our business.\nHayfin is a global alternative asset manager with deep expertise in credit and a broad alternatives platform, partnering with institutional investors worldwide. Reporting directly to the Director of Portfolio Analytics, you will take ownership of our growing in-house analytics workbench - working across the full stack, shaping how the business uses data, and coordinating with a small offshore vendor team to keep delivery on track. It's a hands-on role for someone with a strong track record shipping enterprise software, who wants to bring that experience to a small, fast-moving team that's actively rethinking how it builds, using AI as part of the day-to-day workflow.\nWhat you'll do\nBuild and maintain the analytics workflow app, using Angular on the front end and Python (FastAPI) on the back end, writing clean, well-tested code that's easy to support and extend.\nBuild data pipelines and models using pandas and NumPy, working with Snowflake and Azure to store and serve data reliably and securely.\nCoordinate an offshore vendor team: setting priorities, assigning work, reviewing output, and tracking hours and spend.\nUse AI coding assistants as part of daily development work, and look for ways to improve how the team builds, tests, and ships software.\nWork directly with the Director of Portfolio Analytics and business stakeholders, turning requirements into working software and explaining technical choices in plain language.\nRequirements\n8+ years building and managing enterprise-grade software, including experience working across offshore/onshore vendor teams.\n8+ years with Python, including pandas and NumPy; 5+ years building APIs with FastAPI; 5+ years with Angular and UI libraries such as Material or Bootstrap.\nExperience hosting and managing applications on Azure, and building solutions on Snowflake.\nHands-on, day-to-day experience using AI coding assistants as part of a development workflow.\nA clear communicator, comfortable working directly with non-technical stakeholders.\nFinancial services experience (asset management, banking, or fintech) is a plus, as is experience in a small, fast-moving analytics or engineering team.","description_format":"text","description_chars":2312,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Business & SME Lending","Asset Management & Funds"],"lifecycle":[{"event":"open","at":"2026-09-11T02:14:33Z"}],"liveness":{"score":37,"band":"fade","label":"Fading","p_open":1,"p_active":0.664,"p_room":0.55,"age_days":36,"expected_fill_days":30,"reasons":["conf:17","win:tail"],"computed_at":"2026-10-02T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/hayfin-senior-software-engineer","json_url":"https://alion.io/job/hayfin-senior-software-engineer.json","meta":{"generated_at":"2026-10-03T03:31:34Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":3372,"day_limit":5000,"remaining_today":1628,"minute_limit":60,"resets_at":"2026-10-04T00:00:00Z"}}}