Software Test Engineer

Software Test Engineer

Date: 2026-09-17T00:00:00

Location: Stevenage, Hertfordshire, GB, SG1 1

Application Deadline: 2026-12-20T11:03:44.117

Job Title

Software Test Engineer

Published Date

29/04/2026

Contract Type

CDI

Company

SII United Kingdom

Mission

We are looking for a Software Test Engineer to support the end-to-end software testing and proving lifecycle for simulation software releases. The role focuses on planning, executing, and reporting software testing activities to ensure compliance, quality, and readiness for release within a structured and agile development environment.

Key Responsibilities

• Test / Proving Planning:




• Understand customer needs and requirements from a software proving perspective


• Review software design and architecture to define test bed requirements


• Develop comprehensive software test plans, test designs, specifications, and test sets




• Test / Proving Execution:




• Perform progressive testing throughout the software development lifecycle


• Lead testing activities related to software defects


• Liaise with support teams to provide log and data analysis when issues are identified


• Demonstrate compliance against defined software requirements


• Execute formal software qualification and assurance testing




• Test / Proving Reporting:




• Provide regular updates on software functionality to project leads and stakeholders


• Produce detailed software test and analysis reports to support certification


• Support the software release and delivery process, including final certification activities

Profiles / Essential Skills & Experience

• Software testing and quality assurance experience in C++ is a must


• Test automation knowledge


• Experience analysing software logs and data


• Understanding of CI/CD pipelines


• Experience using tools such as GitLab, JIRA, and scripting languages


• Exposure to IBM PLM / ALM / ETM / DOORS (or similar requirements management tools)


• Working knowledge of Agile / Scrum methodologies


• Understanding of compliance and regulatory requirements

About the Agency

With five strategic offices in Belfast, Chester, Farnborough, London and Oxford, we work in partnership with our customers UK-wide to deliver high-impact engineering solutions. SII UK is a trusted Aerospace and Defence engineering partner, supporting the delivery of complex, mission-critical programmes while helping to shape the future of innovation across next-generation systems and technologies.

Our teams contribute daily to creating a fulfilling, stimulating and career development focused work environment. True to our human-centred values, we are committed to making SII UK a Great Place To Work, having been certified 5 years running. Joining SII UK means being part of our collective goals, guided by our mission "Let's Tech Together," and helping to build a digital future that is sustainable, at the heart of an environment that values learning & collaboration.

Who Are We?

With five strategic offices in Belfast, Chester, Farnborough, London and Oxford, we work in partnership with our customers UK-wide to deliver high-impact engineering solutions. SII UK is a trusted Aerospace and Defence engineering partner, supporting the delivery of complex, mission-critical programmes while helping to shape the future of innovation across next-generation systems and technologies.

Our teams contribute daily to creating a fulfilling, stimulating and career development focused work environment. True to our human-centred values, we are committed to making SII UK a Great Place To Work, having been certified 5 years running. Joining SII UK means being part of our collective goals, guided by our mission "Let's Tech Together," and helping to build a digital future that is sustainable, at the heart of an environment that values learning & collaboration.

#s1-Gen

Software Test EngineerPublié le 29/04/2026CDI / SII United KingdomMISSIONWe are looking for a Software Test Engineer to support the end-to-end software testing and proving lifecycle for simulation software releases. The role focuses on planning, executing, and reporting software testing activities to ensure compliance, quality, and readiness for release within a structured and agile development environment.KEY RESPONSIBILITIES:Test / Proving Planning:Understand customer needs and requirements from a software proving perspectiveReview software design and architecture to define test bed requirementsDevelop comprehensive software test plans, test designs, specifications, and test setsTest / Proving ExecutionPerform progressive testing throughout the software development lifecycleLead testing activities related to software defectsLiaise with support teams to provide log and data analysis when issues are identifiedDemonstrate compliance against defined software requirementsExecute formal
software qualification and assurance testingTest / Proving ReportingProvide regular updates on software functionality to project leads and stakeholdersProduce detailed software test and analysis reports to support certificationSupport the software release and delivery process, including final certification activitiesPROFILESSENTIAL SKILLS & EXPERIENCE: Software testing and quality assurance experience in C++ is a mustTest automation knowledgeExperience analysing software logs and dataUnderstanding of CI/CD pipelinesExperience using tools such as GitLab, JIRA, and scripting languagesExposure to IBM PLM / ALM / ETM / DOORS (or similar requirements management tools)Working knowledge of Agile / Scrum methodologiesUnderstanding of compliance and regulatory requirementsNOTRE AGENCEWith five strategic offices in Belfast, Chester, Farnborough, London and Oxford, we work in partnership with our customers UK-wide to deliver high-impact engineering solutions. SII UK is a trusted Aerospace and
Defence engineering partner, supporting the delivery of complex, mission-critical programmes while helping to shape the future of innovation across next-generation systems and technologies. Our teams contribute daily to creating a fulfilling, stimulating and career development focused work environment. True to our human-centred values, we are committed to making SII UK a Great Place To Work, having been certified 5 years running. Joining SII UK means being part of our collective goals, guided by our mission "Let's Tech Together," and helping to build a digital future that is sustainable, at the heart of an environment that values learning & collaboration.GROUPE SIIWho are we?With five strategic offices in Belfast, Chester, Farnborough, London and Oxford, we work in partnership with our customers UK-wide to deliver high-impact engineering solutions.SII UK is a trusted Aerospace and Defence engineering partner, supporting the delivery of complex, mission-critical programmes while
helping to shape the future of innovation across next-generation systems and technologies.Our teams contribute daily to creating a fulfilling, stimulating and career development focused work environment.True to our human-centred values, we are committed to making SII UK a Great Place To Work, having been certified 5 years running.Joining SII UK means being part of our collective goals, guided by our mission "Let's Tech Together," and helping to build a digital future that is sustainable, at the heart of an environment that values learning & collaboration.#LI-OB1