Senior Fullstack Engineer – Scaling FinTech Platform

We’ve partnered with a fast-growing FinTech organisation on a mission to empower ambitious businesses across the UK. Since launching, they’ve provided billions in funding, supported job creation nationwide, and helped fuel economic growth, all while delivering innovative solutions for their customers.

The Role

• 5+ years’ experience designing and engineering large-scale systems
• Measure success in terms of business impact, not lines of code
• Embrace DevOps culture: You build it, you run it
• Collaborate cross-functionally and earn trust across the organisation
• Mentor and grow colleagues through knowledge sharing
• Prefer simple, effective solutions over unnecessary complexity
• Work well with a diverse team of experts
• Balance strong opinions with openness to team consensus
• Think broadly about the wider business impact of technical decisions
• Leverage Generative AI tools to enhance productivity and decision-making

Tech Stack

They’re pragmatic about tools and use what works best. Current technologies include:

• Python
• ️ PostgreSQL, BigQuery, MySQL
• TypeScript, React, styled-components
• Jest, React Testing Library, Cypress, pytest
• ☁️ AWS, GCP
• ECS Fargate, Docker, Terraform, GitHub Actions

How They Work ♀️

• Collaborate – Cross-functional, mission-driven squads with shared ownership
• Focus on outcomes ✅ – Solve user problems that drive measurable business results
• Continuous improvement – Learn fast, share lessons, and encourage innovation
• User empathy – Regularly engage with users to inform product direction
• Continuous deployment – Automate releases for speed, security, and reliability
• Test-first mindset – TDD approach focused on solving real user problems
• End-to-end ownership ⚙️ – Engineers own delivery from idea to production
• Cloud native ☁️ – Build resilient, secure services using automation and SaaS tools

Engineering Culture ❤️

They believe the best teams are diverse, inclusive, and collaborative. You can expect:

• A wide range of voices and perspectives heard and valued
• A culture of safety, openness, and humour
• Zero egos — everyone learns from each other
• Teams empowered to innovate and take ownership

Benefits

• True hybrid working — no fixed days in the office
• 25 days holiday + bank holidays and enhanced family leave
• Competitive salary & equity package
• High-spec laptop (macOS or Ubuntu)
• Team socials and informal office breakfasts/dinners
• Cycle-to-work and EV scheme