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Senior Software Test Developer – Automotive HIL/SIL Verification - 20326
ITSenior
Södertälje, SwedenFull-time · On-site Posted 22 October 2026 Expires 18 December 2026
Languages: EnglishMin. experience: 5 years
Sam Agassi
HR Administrator
Required Skills
Automotive software testing
Job Overview
Assignment Description
Our automotive client in the Mälardalen region is seeking a Senior Software Test Developer to support a major transformation in automotive software verification.
The focus is on expanding Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) testing capabilities to reduce dependency on physical vehicle testing and improve automation, efficiency, and early-stage verification.
You will collaborate with software developers, system architects, and verification teams to establish modern testing strategies, frameworks, and processes.
What You Will Work On
- Drive the introduction and development of HIL and SIL testing capabilities.
- Define strategies and best practices for virtual verification and validation.
- Establish automated test environments, frameworks, and toolchains.
- Identify opportunities for simulation-based testing with development and system teams.
- Support teams in transitioning from physical vehicle testing to virtual verification.
- Improve software verification processes and testing efficiency.
- Analyse existing testing methods and recommend improvements.
- Mentor teams and support long-term capability development.
What You Bring
- Extensive experience in automotive software testing and verification.
- Proven experience with HIL and SIL test environments.
- Strong understanding of embedded software development and system verification.
- Experience with automated testing frameworks and CI/CD practices.
- Experience verifying safety-critical or complex embedded systems.
- Strong communication and stakeholder management skills.
- Ability to drive technical change and support transformation initiatives.
- Fluent English, written and spoken.
Meritorious
- Experience implementing HIL/SIL verification strategies at scale.
- Experience transitioning from physical vehicle testing to simulation-driven validation.
- Knowledge of automotive software architectures and modern development methods.
- Experience in international, cross-functional development teams.
- Familiarity with virtual ECUs, digital twins, simulation frameworks, and model-based development.