Senior Software Engineer

Software Engineers – Mid to Lead Level | AI & Cybersecurity New York City | Hybrid – 3 days in office | $190k–$250k + Equity TypeScript, React, GraphQL and Ruby on Rails, Node.js and Rust. Neulinx has partnered with a high-growth, VC-backed cybersecurity company that is significantly expanding its New York engineering team, with scope to make up to 5 x engineering hires across Mid, Senior and Lead level over the next few months. The business is cash-flow positive, has raised $56m in funding and is backed by leading investors including Kleiner Perkins, Gradient Ventures (Google’s AI Fund), BoxGroup, Accomplice and Village Global. They're now entering a major new phase, expanding from security compliance into AI and cybersecurity, and are looking for strong product-focused engineers who want genuine ownership and the opportunity to build and shape new products. The opportunity You'll work across the full product lifecycle – from planning and technical design through to building, shipping and optimising products in production. The current stack includes TypeScript, React, GraphQL and Ruby on Rails, with opportunities to work with technologies including Node.js and Rust. They're particularly interested in engineers who: Have a strong CS backgroundHave around 4–7 years' experience for the core Senior profile, although they're hiring across Mid–Lead levelAre strong with TypeScript and a modern backend languageCan work across the stack, even if they lean frontend or backendHave demonstrated strong progression and ownershipHave led projects and/or mentored other engineersEnjoy moving quickly and solving complex product and engineering problemsAre comfortable building cybersecurity technology supporting the US defence industrial base Experience with Ruby on Rails, PostgreSQL or Elasticsearch is a bonus. Engineers from high-bar technology companies who are ready to step into their first Senior position are also of particular interest. Package $190k–$240k base + competitive equity Hybrid – 3 days per week in NYC Visa sponsorship isn't available, so candidates will need existing US work authorisation. Interested? Apply or get in touch with Neulinx for a confidential conversation.