Job Title: Senior Software Engineer ATE Location: Reading Employment Type: Permanent Working Model: Hybrid (typically 3 days on site, 2 from home; task based flexibility available) A client of our are seeking a Senior Software Engineer to take full ownership of designing and delivering a brand new Automated Test Equipment (ATE) system. This is a hands on, end to end engineering role where you will define the architecture, build the tooling, and shape the test strategy that will support both product validation and production testing. You ll collaborate closely with hardware, firmware, and systems engineering teams to develop a scalable, robust ATE platform that integrates seamlessly with instrumentation, embedded systems, and manufacturing processes. Key Responsibilities- Architect, design, and implement a new ATE system, including software, tooling, and test workflows.- Develop automated test software using Python and C#, C/C++.- Build test frameworks, scripts, and infrastructure for validation and production environments.- Integrate with instrumentation, hardware interfaces, and measurement equipment.- Configure and optimise Linux based systems within the ATE environment.- Collaborate with cross functional teams to define test requirements and ensure full coverage.- Investigate test failures, analyse logs, and support root cause analysis.- Produce documentation, test procedures, and contribute to continuous improvement of test processes. Required Skills and Experience- Str