Lead Software Engineer - Ruby on Rails

Lead Software Engineer | Node.js, Microservices, Cloud | Data-Driven Insights Company Join a fast-growing data and intelligence company supporting the asset management industry. With 600+ people and big investments in tech, they’re rebuilding core platforms to scale fast and unlock the full value of their proprietary data. They’re hiring a Senior Software Engineer to help drive this next phase. You’ll lead a new squad focused on building scalable, event-driven backend services in Node.js, working alongside React, Python, and PHP engineers in a modern, cross-functional setup. Expect real impact, from architecture decisions to hands-on coding, mentoring, and improving delivery practices. It’s a high-ownership role in a product-focused environment where engineering is central to the company’s growth. This is a London-based hybrid role with 2 to 3 days a week in the office. The team is social and energetic, and the company offers a strong set of benefits, including complimentary breakfast and regular team events. What you will bring: Strong experience with Node.js and modern backend frameworks (Express or NestJS preferred) Solid understanding of relational databases such as MySQL or PostgreSQL Familiarity with PHP and TypeScript is a plus Experience working in a cross-functional agile team Exposure to CI/CD, microservices, and cloud infrastructure (AWS preferred) Passion for clean, maintainable code and improving service performance Strong communication skills and ability to influence technical direction What you will do: Lead backend efforts across a squad, owning key services and collaborating with frontend and full-stack developers Design and build scalable, event-driven backend systems Guide architecture, service health, tech debt priorities and roadmap Mentor backend developers and drive best practices in coding, testing, and deployment Collaborate with product and design teams to ship high-quality features Stay up to date with emerging tech and bring in modern patterns where it adds value Benefits: Annual Leave: 24 days to start, rising to 29 days Parental Leave: Enhanced provisions for growing families Health & Wellness: Medicash (Health Cash Plans) and dedicated wellness days Flexibility: Flexible Fridays and hybrid working (2–3 days in the office) Additional Perks: Birthday day off, travel loan scheme, charity days, daily breakfast, and regular social events Lead Software Engineer | Node.js, Microservices, Cloud | Data-Driven Insights Company