Senior Systems Integration & Test Engineer

  • Leidos
  • Ham, Somerset
  • 06/06/2026
Full time Information Technology Telecommunications Testing

Job Description

Senior Systems Integration & Test Engineer

Location: Whiteley, with flexibility to work from home dependent on business demands

Salary: £61,500 - £78,800

The Role

We currently have a vacancy for a Senior Integration and Test Engineer working on a flagship programme in the UK.

The role will include responsibility for Designing, Development and Maintenance of test scripts and Test Reporting using both industry standard Manual and Automation test suites and custom developed frameworks.

The testing process will follow a hybrid Waterfall and Agile development and release process that supports critical customer mission goals around National Security using manual and automated testing techniques and tools.

This person will be responsible for conducting analysis of requirements and designs, and from this developing a risk based test approach to provide test assurance in support of our change pipeline. You may also support business process improvements or systems analysis for missions, systems, and fiscal requirements.

What will I be doing?
  • Work independently, or with a team of software and systems engineers; must be knowledgeable in industry standard testing tools and methodologies.
  • Responsible for analysis of requirements and design material and the creation of test Designs, Test Cases & Procedures and identify test Data, Tooling and Environmental needs.
  • Responsible to working with Test Leads, fellow test engineers and other stakeholders in planning, executing and reporting on test regimes.
  • Contribute to the scrum teams, participate in daily scrums, and be proactive on work tasks and obstacle resolution.
  • Must be a dynamic, innovative, self starting problem solver that can operate with minimal supervision.
What does Leidos need from me?
  • Excellent understanding of the Testing Lifecycle and the different types of testing such as Functional and Integration Testing.
  • Demonstrable Systems Integration experience including integrating 3rd party systems or components.
  • Able to understand existing Test Process and identify improvements and efficiencies.
  • Experience of creating Test Cases based on requirements and design documents.
  • Knowledge or experience with software testing frameworks (e.g. Katalon Studio, Selenium, SoapUI, Junit, DART, or similar).
  • Knowledge or experience Agile workload management and bug tracking (e.g. Jira, BitBucket, or similar).
  • Experience working in a regulated environment testing.
  • Strong oral and written communication skills - ability to communicate with technical and non technical team members.
  • Self motivated and willing to speak to colleagues to find out missing information.
Desired Skills and Experience
  • Working with large scale and complex integration programmes.
  • Performance testing and measurement of integrated systems.
  • Organizing/supporting user acceptance testing (UAT) prior to Production deployment.
  • Continuous Integration/Continuous Delivery tools.
  • Negative testing concepts and risk assessment reporting.
Clearance Requirements
  • You will be required to gain UK SC (Security Clearance) for this role.
  • To be eligible for this role you must have UK Citizenship and been a resident in the UK for minimum 5 years.
Benefits
  • Contributory Pension Scheme
  • Private Medical Insurance
  • 33 days Annual Leave (including public and privilege holidays)
  • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme)
  • Flexi Time Working
Commitment to Diversity

We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs.

Commitment to Non Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.