Senior Software Engineer (Go/Python/Node/React/Typescript)

Senior Software Engineer – FinTech / RegTech

We’re working with a fast-growing FinTech / Regulatory Technology company looking for a Senior Software Engineer to join its engineering team.

The company develops technology used by global financial institutions and businesses to detect financial crime, manage risk and screen transactions. Its platform combines large-scale risk data, screening technology and AI-driven automation to help customers investigate suspicious activity and make faster, better-informed risk decisions.

This is a hands-on engineering role with ownership across the full development lifecycle. You’ll build new functionality, modernise existing systems and contribute to the architecture of a highly scalable SaaS platform.

What You'll Be Doing

• Design and build scalable solutions across backend, frontend and data architecture
• Develop and maintain production services using Go, Python and Node.js
• Work across the frontend using React and TypeScript
• Build against technologies including PostgreSQL, Neo4j and Elasticsearch
• Develop and operate containerised workloads within AWS
• Contribute to architectural decisions and technical RFCs
• Participate in code reviews and mentor other engineers
• Diagnose and resolve performance issues across distributed production systems
• Analyse SQL queries, database performance, application bottlenecks and network latency
• Take ownership of the software you ship, including participation in an engineering on-call rotation

What We're Looking For

• 5+ years' experience in software engineering
• Degree in Computer Science or a closely related field
• Strong commercial experience with Go / Golang
• Strong knowledge of relational databases and SQL
• Experience with a scripting language such as Python
• Strong system design capabilities
• Hands-on AWS experience, particularly with containerised workloads and managed services
• Strong debugging and problem-solving skills within distributed backend systems
• Comfortable taking end-to-end ownership of production software

Nice to Have

• Experience within financial services, payments, FinTech or RegTech
• Background working within an Enterprise SaaS environment
• Experience working across full-stack applications
• Strong appreciation for UI and UX

Why Join?

You’ll join an engineering team working on complex, real-world problems within financial crime and risk technology.

The environment offers high levels of autonomy and technical ownership, with the opportunity to influence architecture, build at scale and contribute to a growing product-led technology company.

Benefits include comprehensive health coverage, generous time off and a culture focused on continuous learning and development.