Salary: £131,000 - 131,000 per year Requirements: Strong hands-on engineering background within security or infrastructure Experience working within regulated enterprise environments Ability to work onsite in Cheshire 2 days per week Willingness to support occasional data centre deployments where required Responsibilities: Engage in security engineering and infrastructure tasks Focus on cryptography engineering, including Hardware Security Modules (HSMs) Work on automation using Python and REST API integration Contribute to workflow improvement within secure environments Deliver critical secure infrastructure within a financial services programme Technologies: API Cryptography Hardware Support Python REST Security IBM Linux Unix Windows More: We are Atrium EMEA, supporting a world-leading IT services client in their quest for multiple Security Engineers to enhance a long-term financial services programme. This long-term contract offers competitive rates and the chance to work within a highly regulated environment, focusing on build-focused engineering roles. Join our team to be part of a significant project that delivers critical secure infrastructure. last updated 11 week of 2026