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Senior Systems Integration & Test Engineer

Leidos

Whiteley, Hampshire, United Kingdom Full Time Work from Home
Department
Engineering / Systems Integration & Testing
Experience
0 years (min.)
Pay
Fixed 7872000 – 10086400
Posted
11 Jul 2026
Required skills
Systems Integration Testing Test Engineering Software Testing Functional Testing Integration Testing Test Lifecycle Test Case Development Test Automation Manual Testing Katalon Studio Selenium SoapUI JUnit Jira BitBucket Agile Methodologies Waterfall Methodology Bug Tracking Requirements Analysis Risk Assessment Performance Testing User Acceptance Testing (UAT) CI/CD Tools Technical Documentation Communication Skills Security Testing
Perks & benefits
Salary £61,500-£78,800; Hybrid working flexibility; Contributory pension scheme; Private medical insurance; 33 days annual leave including public and privilege holidays; Flexible benefits including life assurance, health schemes, gym memberships, annual buy and sell holidays and cycle to work scheme; Flexi-time working; Career development plans; Technical academies; Career growth opportunities; Inclusive working environment

Job description
Leidos is seeking a Senior Systems Integration & Test Engineer to work on a flagship UK programme. The role involves designing, developing and maintaining test scripts, test reporting, and executing manual and automated testing using industry-standard tools and custom frameworks. Working within a hybrid Waterfall and Agile development environment supporting critical National Security missions, the engineer will analyse requirements and designs, develop risk-based test approaches, provide test assurance, and support business process improvements and systems analysis. Responsibilities include creating test designs, test cases and procedures, identifying test data, tooling and environment requirements, collaborating with test leads, engineers and stakeholders, participating in Scrum activities, executing test regimes, reporting results, improving testing processes, supporting integration programmes, and contributing to continuous improvement initiatives.
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