ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.

Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow’s world—today.

Join us and start building tomorrow’s world today!

We are looking for a Software Test Engineer to join our growing engineering team and contribute to the delivery of high-quality software solutions within complex technical environments.

In this role, you will support the verification and validation of software systems by developing structured test documentation, executing test activities, and working closely with software development teams to ensure system quality throughout the development lifecycle. This is an excellent opportunity for a test professional who is passionate about quality, process improvement, and modern software development practices.

Location: London
Hybrid
Seniority: Mid-Level to Senior

Key Responsibilities

• Create and maintain detailed test plans, test cases, and test descriptions
• Execute functional, integration, and system-level testing activities
• Apply recognised software testing standards and methodologies throughout the testing lifecycle
• Work closely with development teams to identify, investigate, and track defects
• Support software releases through structured verification and validation activities
• Contribute to quality assurance activities within Agile delivery teams
• Participate in continuous improvement initiatives for testing processes and practices
• Produce clear and accurate test documentation and reporting

Required Skills

• Proven experience within software testing and quality assurance environments
• Strong experience writing and maintaining test descriptions and test documentation
• Experience working within CI/CD environments and modern software delivery pipelines
• Knowledge of defect management, test execution, and validation processes
• Strong analytical and problem-solving skills
• Ability to communicate effectively with technical and non-technical stakeholders

Soft Skills & Collaboration

• Detail-oriented and quality-focused mindset
• Strong organisational and documentation skills
• Ability to work independently while contributing to team objectives
• Excellent communication and collaboration skills
• Proactive approach to identifying risks and improving processes

Required Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related discipline, or equivalent industry experience
• ISTQB Foundation Certification or equivalent testing experience preferred

Desirable Skills

• Experience writing and maintaining automated test scripts
• Familiarity with Azure DevOps and modern DevOps practices
• Experience working with DOORS requirements management tools
• Understanding of Agile methodologies and software development lifecycles

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. 

ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. 

This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected . Details of this will be discussed with you at interview.