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Software Testing Engineer

Carbon Stevenage, England, United Kingdom

onsitecontract

Salary: £65 - £70 / hour

Posted Sep 12, 2026Apply by Oct 12, 2026

**Role & seniority: ** Software Testing Engineer (experienced)

**Location & work type: ** Stevenage; full-time onsite; 12-month contract; £65/hr; Inside IR35

**Stack/tools: **

  • Automation/testing: test automation (details not specified), test scripts/cases/procedures

  • CI/CD: experience required

  • Tools: GitLab, Jira, scripting technologies

  • Agile: Agile/Scrum

  • Top 3 responsibilities:

    • Develop and maintain test plans/procedures/test cases and execute functional, integration, regression, and qualification testing

    • Perform defect investigation/root cause analysis, using logs and test data to support resolution

    • Support continuous testing and contribute to release/certification testing activities; report progress/results

  • Must-have skills:

    • Proven background in Software Testing/Test Engineering/QA

    • Strong test automation experience

    • CI/CD pipeline experience

    • Ability to use GitLab/Jira and write/run scripts

    • Competent defect management, troubleshooting, and analysis of software logs/test data

    • Agile/Scrum experience and strong communication/stakeholder management

  • Nice-to-haves:

    • Not explicitly stated; relevance implied for working on complex/simulation software and supporting certification/release activities

Full Description

If you want to know about the requirements for this role, read on for all the relevant information.

£65 per hour | Inside IR35 | 12-Month Contract | Full-Time Onsite | Stevenage

Our client is a leading engineering and technology organisation operating at the forefront of defence and advanced technology programmes. They are seeking an experienced Software Testing Engineer to join a highly skilled team responsible for the testing, validation and release of complex simulation software used within mission-critical environments.

This is an excellent opportunity to work on cutting-edge projects, supporting the end-to-end software testing lifecycle within a collaborative Agile development environment.

The Role

As a Software Testing Engineer, you will be responsible for planning, executing and reporting on software testing activities, ensuring software releases meet functional, performance and quality requirements.

Working closely with software developers, project leads and stakeholders, you will play a key role in proving software functionality, investigating defects and supporting successful software releases.

Key Responsibilities

Develop and maintain software test plans, test procedures and test cases

Execute functional, integration, regression and qualification testing

Perform software defect investigation and root cause analysis

Analyse software logs and test data to identify issues and support resolution

Support continuous testing throughout the software development lifecycle

Produce detailed test reports and provide regular progress updates

Support software release and certification activities

Work collaboratively with developers and project teams within an Agile environment

Contribute to the continual improvement of testing processes and methodologies

Essential Skills & Experience

Proven experience within Software Testing, Test Engineering or Quality Assurance

Experience creating and executing test plans, test cases and test scripts

Strong software test automation experience

Experience working with CI/CD pipelines

Experience using tools such as GitLab, Jira and scripting technologies

Strong defect management and troubleshooting skills

Experience analysing software logs and test data

Agile/Scrum experience

Excellent communication and stakeholder management skills

If you are an experienced Software Test Engineer with a strong automation background or want to find out more please apply today and we will be in touch.

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy

Software TestingTest AutomationCI/CD PipelinesGitLabJiraScriptingDefect ManagementRoot Cause AnalysisAgileScrumStakeholder ManagementIntegration TestingRegression TestingQualification TestingTest Planningmulti-location

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