Senior Fullstack Engineer (Fintech)

TL;DR

Senior Fullstack Engineer (Fintech): Leading technical design and delivery for a UK bank, focusing on secure, reliable, and accessible products using Spring Boot microservices (Kotlin/Java) and modern web technologies (React/TypeScript). Focus on driving best practices in observability, CI/CD, security, performance, and accessibility within a distributed systems environment.

Location: Hybrid (United Kingdom) with an office in Milton Keynes.

Company

hirify.global is the UK’s fastest-growing Fintech firm, focused on serving established SMEs.

What you will do

• Lead end-to-end design and delivery of complex fullstack features.
• Produce Architecture Decision Records (ADRs) for significant technical decisions.
• Own and improve SLOs and operational metrics; participate in incident response.
• Champion secure and compliant design, applying secure coding practices and threat modelling.
• Strengthen observability and operational excellence within the squad.
• Drive improvements to the squad’s developer experience (CI/CD pipelines, test strategy).
• Provide technical mentorship and line management for Full Stack Engineers in the squad.
• Collaborate closely with Product Managers and Designers to align technical work with product goals.

Requirements

• Strong experience designing, building, and operating Spring Boot microservices in Kotlin or Java, including REST APIs and containerised deployments on a major cloud platform (Azure preferred).
• Strong knowledge of React and TypeScript, with practical experience building accessible, performant, and maintainable user interfaces.
• Proven ability to design robust, scalable solutions within a squad context, aligning with broader architectural guidelines.
• Good understanding of distributed systems fundamentals, secure coding practices (OWASP), privacy considerations, and security/compliance expectations.
• Experience with observability tooling, incident response, and CI/CD pipelines.
• Demonstrated ability to improve codebase quality and experience mentoring engineers or line management.
• Experience using GenAI tools (such as GitHub Copilot) to improve productivity and strong communication and collaboration skills.

Culture & Benefits

• Full onboarding support and continued development opportunities.
• Options for flexible and hybrid working.
• Regular social activities.
• Pension contributions and discretionary bonus scheme.
• Private health cover and life assurance.
• Family friendly policies including enhanced Maternity & Paternity leave.