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Senior Systems Integration & Test Engineer

Remote / Online - Candidates ideally in
Fareham, Hampshire County, PO16, England, UK
Listing for: Leidos
Remote/Work from Home position
Listed on 2026-10-11
Job specializations:
  • Software Development
    Software Engineer, Software Testing, DevOps, Senior Developer
Salary/Wage Range or Industry Benchmark: 61500 - 78800 GBP Yearly GBP 61500.00 78800.00 YEAR
Job Description & How to Apply Below
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

Working with Test Leads, fellows 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.

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, Bit Bucket, or similar).Knowledge of Xray test management tool.

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.

Must be a dynamic, innovative, self-starting problem solver that can operate with minimal supervision.

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.

What we do for you:

At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance.

We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes:
• Contributory Pension Scheme
• Private Medical Insurance
• 33 days Annual Leave (including public and privilege holidays)
• Access to Flexible benefits (including life assurance, health schemes,…
Position Requirements
10+ Years work experience
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