Salary: £40,000 - 70,000 per year Requirements: Strong experience as a software tester or QA engineer Experience testing complex distributed systems or backend platforms Experience creating automated tests Familiarity with tools such as Postman (or similar API testing tools) Ability to write test scripts using one or more scripting languages (e.g. Python, JavaScript, Bash) Ability to understand system behaviour through logs, messages, and APIs Strong debugging and problem-solving skills Experience working within Agile / Scrum teams Familiarity with Jira or similar issue-tracking tools Responsibilities: Test new features and improvements delivered during sprint cycles Design, implement, and maintain automated tests, along with the execution of manual exploratory and regression testing when required Validate message-driven workflows across distributed services Test REST API endpoints supporting CRUD operations within the system Participate in release regression cycles and help validate production-ready builds Investigate issues, reproduce defects, and provide clear bug reports Work closely with developers and product teams to clarify requirements and ensure testability Technologies: API Backend Bash JIRA JavaScript PLC Postman Python REST Security More: We are SRT Marine Systems plc, a market leader in international marine surveillance technology and systems based in the UK. Our innovative solutions enhance security, safety, and sustainability in the marine sector, serving a diverse global customer base from national coast guards to individual vessel owners. We offer a highly competitive salary, a hybrid working environment, and development opportunities, ensuring that we create a rewarding workspace where talented individuals can make a genuine impact. last updated 10 week of 2026