Principal Software Engineer – Scale & Impact (Contract)

Twelve

Full-time , England, United Kingdom, England Engineering

Posted:

February 23, 2026

Location:

, England, United Kingdom, England, United-Kingdom

Job Description

                    A leading UK Challenger Bank is seeking Mid-Senior Software Engineers to contribute to their growth. Ideal candidates are systems thinkers passionate about scalable architecture, clean code, and user experience. This contract role, based in Liverpool, requires collaboration and mentoring within the engineering team. If you have experience with TDD, CI/CD and value engineering maturity, apply to join a dynamic team focused on solving complex problems.
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Job Overview

Job Type: Full-time

Location: , England, United Kingdom, United-Kingdom

Posted: February 23, 2026

Deadline: April 04, 2026