software engineer
Pontoon • London, London • Posted May 28, 2026
About the Role
Senior Software Engineer
Engagement: Full‑Time Contractor
Location: London / Hybrid
Length: 12 month contract
Role Summary
We are seeking a software engineer specialising in distributed data systems to design and build low‑latency, high‑volume data processing solutions that underpin regulatory voice compliance assurance across the Bank's strategic data platforms.
This is a hands‑on software development role, focused on event‑driven architectures, streaming pipelines, and scalable data matching engines rather than traditional reporting or BI. You will engineer resilient, production‑grade systems capable of processing high‑frequency voice metadata and transactional records at scale, ensuring accuracy, determinism and auditability in compliance controls.
You will join a team responsible for delivering mission‑critical compliance technology across enterprise voice platforms, operating in a highly regulated environment where correctness, performa...
Engagement: Full‑Time Contractor
Location: London / Hybrid
Length: 12 month contract
Role Summary
We are seeking a software engineer specialising in distributed data systems to design and build low‑latency, high‑volume data processing solutions that underpin regulatory voice compliance assurance across the Bank's strategic data platforms.
This is a hands‑on software development role, focused on event‑driven architectures, streaming pipelines, and scalable data matching engines rather than traditional reporting or BI. You will engineer resilient, production‑grade systems capable of processing high‑frequency voice metadata and transactional records at scale, ensuring accuracy, determinism and auditability in compliance controls.
You will join a team responsible for delivering mission‑critical compliance technology across enterprise voice platforms, operating in a highly regulated environment where correctness, performa...