Senior Software Test Engineer

Senior Test Engineer (Active SC Clearance Required)

Location: Bristol, UK (100% Onsite)

Contract Duration: ASAP until June 2027

We are seeking an experienced Senior Test Engineer for a long-term contract supporting a major IT Programme. In this fully onsite role based in Bristol, you will take operational ownership of monthly In-Service Release (ISR) cycles, ensuring all new features and updates meet strict functional and security requirements.

What You'll Do:

• Develop monthly release test plans, defining scope, acceptance criteria, and environment requirements.


• Execute functional and risk-based regression testing to validate business logic, data flows, and system interactions.


• Manage defects using Jira, Zephyr, or TestRail, and run defect-triage meetings.


• Produce robust release test summaries and evidence packs for customer sign-off.


• Identify opportunities to automate repetitive functional test cases where possible.

What You Need:

• Active UK SC Clearance.


• 5+ years of software testing experience in enterprise or defence IT environments.


• Deep expertise in manual functional testing, regression testing, and defect management.


• Experience with test management platforms like Jira, Zephyr, or Confluence.


• Working knowledge of UK Defence standards and secure government data boundaries.

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