Full Stack Engineer - Fynity : Job Details

Mid-level Full-Stack EngineerLocation: London Hybrid (Central) - 3 days a week in officeSalary: £60,000-£80,000 (DOE) + Equity OptionsBenefits: Private healthcare, Professional Development budget (£1000 per year), fertility support, Pension, workplace nursery benefitsI am working with an innovative health tech company who bring value-based care to fertility. They focus on improving outcomes for members through better care and end-to-end support, and believe they should only pay if successful, believing that everyone who wants a family should have the chance to try.Role Overview:We’re seeking a Full-Stack Engineer to design and build scalable financial platforms that support innovative insurance and lending solutions for fertility treatments. This role involves leading technical projects, collaborating closely with cross-functional teams, and delivering high-quality solutions that ease financial stress for users. Ideal candidates will have full-stack experience in TypeScript and Python, alongside a passion for problem-solving, and a proactive approach in a start-up environment.Tech Stack:

• TypeScript, Next.js, React.js, Nest.js, Python, PostgreSQL, SQS
• AWS and Vercel for production services; Pulumi and GitHub Actions for automation.
• Observability tools: Cloudwatch, Grafana, Sentry.

Key Responsibilities:

• Design and build scalable software solutions that support complex financial processes like underwriting, insurance, risk scoring, payments, and loan servicing.
• Lead technical projects, balancing user experience, business needs, and technical feasibility.
• Collaborate closely with cross-functional teams (product, design, ops, and data) to build impactful solutions.
• Improve developer experience by enhancing tooling, infrastructure, code quality, testing, and observability.
• Contribute to the team’s engineering culture, setting standards for quality and speed.

Key Requirements:

• 3+ years as a full-stack engineer, preferably in start-ups.
• Proficiency in JavaScript, with a preference for experience in TypeScript and PostgreSQL.
• Adaptability to ambiguity and strong problem-solving skills, particularly in a small, cross-functional team environment.
• Passion for the mission and a holistic approach to problem-solving, beyond just technical solutions.

Highly Desirable:

• Comfortable with loosely defined projects in dynamic settings
• Strong communicator, with the potential to mentor

If you are interested please apply ASAP. The People Network is an employment agency and will respond to all applicants within three - five working days. If you do not hear within these timescales please feel free to get in touch.