Senior Developer - Platform Engineering
Contract | Inside IR35 | £395 per day
6 months+ | UK Wide with travel to Leeds once per fortnight
We are recruiting for a Senior Developer/Platform Engineer to join a team supporting a nationally critical healthcare integration and messaging platform. This is a high-impact contract role working on systems that require strong resilience, security, and engineering discipline.
This role would suit someone with a strong Python development background who is equally comfortable working across cloud infrastructure, CI/CD, observability, and secure software delivery.
The opportunity You will help maintain and improve a complex cloud-based platform that supports secure, high-availability data exchange across a large-scale environment. The work will involve improving code quality, supporting deployment standards, strengthening platform engineering practices, and contributing to the reliability and security of live services.
What we're looking for
* Strong experience as a Senior Python Developer
* Good exposure to cloud-native development, ideally AWS
* Experience with Terraform or other Infrastructure as Code tooling
* Experience building and maintaining CI/CD pipelines, ideally with GitHub Actions
* Knowledge of observability and monitoring tooling
* Strong understanding of the Secure Software Development Life Cycle
* Experience developing secure, reliable software in complex environments
* Ability to support incident investigation and problem resolution
* Experience working closely with product or engineering teams as a technical SME
* Understanding of shift-left security practices, including static and dynamic analysis
Additional useful experience
* Promoting good platform and software engineering practices
* Building reusable infrastructure and pipeline components
* Understanding how platform teams can improve delivery across wider engineering functions
Important details
* Inside IR35
* £395 per day
* 6 months initial contract, with potential to extend
* Travel to Leeds once every fortnight
* You must be willing to join an on-call rota once fully up to speed
* Candidates must be SC eligible
* You must have lived in the UK continuously for the last 5 years
This is a strong opportunity to contribute to a platform that plays an important role in supporting essential services, while working in an environment that values secure engineering, reliability, and technical quality.