{"id":1134876,"url":"https://alion.io/job/alldus-software-engineer-senior","title":"Software Engineer (Senior)","company":{"id":1044164,"name":"Alldus","domain":"alldus.com","url":"https://alion.io/company/alldus","size_band":null,"is_staffing_agency":true,"is_intermediary":false,"ats_vendor":"Schema","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":180000,"max":220000,"currency":"USD","period":"year","gross":null,"usd_annual":220000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"LLM","optional":false},{"name":"LLM Guardrails","optional":false},{"name":"Python","optional":false},{"name":"Rust","optional":false}],"status":"closed","first_seen_at":"2026-09-14T00:00:00Z","employer_posted_date":"2026-09-14","last_verified_at":"2026-09-23T23:28:54Z","board_verified":false,"closed_at":"2026-09-23T23:28:54Z","days_open":9,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":9},"description":"Our client, an early-stage AI startup, are hiring a Senior Software Engineer to join the team in New York. The successful candidate will own a critical part of the future accounting technology stack, working directly with customers to understand their challenges, design effective solutions and build systems that replace complex manual processes.\nResponsibilities\nOwn the end-to-end development of a core finance domain and its supporting technology.\n\nDesign reliable AI agents that finance teams and auditors can understand and trust.\n\nDevelop verification, guardrail, monitoring and evaluation systems for nondeterministic AI.\n\nBuild financial context across transactions, ledgers, contracts, policies and historical decisions.\n\nIntegrate, standardize and reconcile data from ERPs, banks, payroll systems, billing platforms, CRMs and email.\n\nCreate durable and replay-safe workflows across complex stateful enterprise systems.\n\nDevelop secure and fully traceable write-back capabilities for financial systems.\n\nWork directly with customers to understand finance processes and translate them into production software.\n\nContribute to technical decisions across LLM pipelines, infrastructure, backend systems and user experience.\n\nUse AI coding agents to accelerate development and deliver high-quality production systems.\n\nSkillset\nAt least 5 years of software engineering experience focused on backend development or infrastructure.\n\nStrong programming experience with Python, Go, Java, Rust or another modern backend language.\n\nThe ability to quickly become productive within a Python-based environment.\n\nExperience building complex backend systems including distributed pipelines, transactional platforms, ledger systems, integrations or workflow engines.\n\nPrevious experience working within an early-stage startup from pre-seed through Series B.\n\nAbility to work directly with customers and translate operational challenges into scalable software.\n\nExperience within fintech, accounting, payments, banking, treasury, audit, ERP or compliance technology.\n\nExperience building production AI agents, evaluation frameworks, verification systems or AI observability platforms.\n\nKnowledge of data warehouses, financial systems and enterprise integrations.\n\nStrong system design, product judgment and problem-solving skills.\n\nBenefits\nSalary: $180k - $220k.\n\nEarly-stage equity.\n\nFull medical, dental and vision coverage.\n\nA 401(k) contribution match.","description_format":"text","description_chars":2449,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-23T07:11:27Z"},{"event":"close","at":"2026-09-23T23:28:54Z"}],"liveness":null,"pay":{"stated_usd_annual":220000,"is_top_pay":true},"html_url":"https://alion.io/job/alldus-software-engineer-senior","json_url":"https://alion.io/job/alldus-software-engineer-senior.json","meta":{"generated_at":"2026-09-24T01:13:14Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers"}}