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Salary
≈ $48k – $114k per year (Estimated)
Location
In office (United Kingdom)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 1, 2026. First seen by Alion on Aug 20, 2026.

Overview
Company
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From urgent hires to long-term strategy, we deliver smart, flexible workforce solutions.Engineering? Technology? Professional Services? We’ve got you.Fast. Fuss-free. People-first.

Software/Systems Test Engineer - 3684

Initial 6-month contract

3-4 days onsite in Stevenage

SC must be in place to start the contract

£60.81ph, UMB inside IR35

Overview of department:

Our client's Weapon Systems Simulation & Experimentation (WSSE) department is at the forefront of integrating real products, models, synthetic environments, and people throughout the systems life cycle. We use agile methodologies to develop real-time software components that simulate complex weapon systems and sub-systems.

Embedded within WSSE, the Integration & Missile Validation (IMV) Team provides best practice and capability to ensure our products are rigorously tested, fit-for-purpose, and ready for delivery. Your work will directly ensure the quality, functionality and performance of our advanced simulation systems.

This is a unique opportunity to work in our cutting edge Digital Battlespace Facility. The role is dynamic and fast-paced, and could include working on a variety of rapid mini-projects or critical longer-term main projects. It is a fantastic opportunity to work throughout the product lifecycle, from concept demonstration, product development, systems integration and customer training.

Reporting to the IMV Team Lead, you will be responsible for the end-to-end software testing and proving lifecycle for one or more WSSE products in software simulation/emulation environment. Your responsibilities will span planning, conduct, and reporting as follows :-

Responsibilities:

  • Test/Proving Planning
    • Both be able to work off formal requirements and to flexibly interpret customer needs to form a vision of how the software should behave.
    • Understanding design and architecture including defining software test bed requirements.
    • Developing comprehensive software test plans, designs, and specifications.
  • Test/Proving Conduct
    • Regular progressive software testing assurance during software development cycles.
    • Leading technical investigations into software defects and emergent behaviours.
    • Supporting external software integration, trials and demonstrations with engineering partners and customers.
    • Conducting data analysis of logs to identify issues and demonstrate compliance to requirements.
    • Executing formal software qualification testing.
  • Test/Proving Reporting
    • Providing regular updates to project leads and stakeholders on software functionality.
    • Writing detailed software test and analysis reports for certification purposes.
    • Supporting the software delivery and release process, including final certification activities.

Technical Knowledge:

  • Knowledge of Agile Scrum.
  • Understanding software Logs/Data analysis.
  • Understanding of CI/CD software pipeline.
  • Software verification and validation, and understanding technical requirements.

Essential Skills & Experience:

  • Systems proving: Experience in E2E software testing at scale/large complex programs.
  • Python coding experience.
  • Experience in using HP, IBM ALM/ETM, Doors, JIRA.
  • Familiarity with SCRUM agile mind-set and methodologies for software development.
  • ISTQB: Software testing certifications.

Desirable Skills:

  • Software testing in Defence Industry.
  • Simulation/ Emulators experience.
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