Senior Software Engineer - ATE in Colchester

We’re building something powerful. Let’s build it together. We’ve delivered high-performance embedded computing solutions for four decades across industries including defence, telecoms, and aerospace. We’re proud to be experts in what we do and are looking for more brilliant people to join our team.

The Role

We are looking for an experienced Senior Software Engineer – ATE to take a technical role in developing and maintaining automated test systems used to validate our advanced embedded computing products by operations. This is a key position in ensuring that every product meets the company’s exacting standards for performance and reliability and to support the rapidly growing production of our products.

What will I be delivering?

As a Senior Software Engineer within the ATE team, you will be responsible for the design, architecture, and implementation of complex automated test software solutions. You will technically lead ATE projects from concept to deployment, mentoring junior engineers and collaborating with cross‑functional teams in hardware, firmware, and manufacturing to enhance product test coverage, throughput, and diagnostic accuracy.

Key Responsibilities

• Technical lead the design and development of automated test software architectures for production and system‑level validation.
• Drive technical direction for ATE software frameworks and toolchains, ensuring scalability, maintainability, and reusability.
• Integrate and control test instrumentation, fixtures, and interfaces using standard communication protocols (e.g., GPIB, USB, Ethernet, RS‑232).
• Develop and maintain test libraries, drivers, and APIs to support diverse hardware platforms.
• Collaborate closely with hardware, firmware, and production teams to define test requirements and ensure full coverage of product functionality.
• Analyse test results, investigate issues, and contribute to root cause analysis and continuous improvement initiatives.
• Oversee legacy ATE systems, implementing upgrades and performance optimisations.
• Mentor and support junior software and test engineers in best practices for software design, test automation, and coding standards.
• Ensure all ATE software complies with internal quality management systems and industry standards (e.g., ISO 9001, IPC).

What do I need to bring with me?

Essential Skills & Qualifications

• Degree in Software Engineering, Computer Science, Electronics, or a related discipline.
• Extensive experience developing software for automated test systems or hardware validation environments.
• Strong proficiency in C#, C/C++, or Python, including OO design and software architecture principles.
• Hands‑on experience with instrumentation control, and data acquisition systems.
• Proven ability to integrate test software with electronic hardware and embedded systems.
• Strong knowledge of Windows and Linux development environments.
• Experience with source control systems (e.g., Git) and issue tracking tools (e.g., Jira).
• Excellent analytical, debugging, and problem‑solving skills.
• Strong communication and mentoring capabilities.
• Experience with NI TestStand, LabVIEW, or similar ATE frameworks.
• Familiarity with database‑driven test data management and traceability tools.
• Understanding of networking interfaces, VME/VPX hardware, or embedded product architectures.
• Exposure to manufacturing process automation or factory test workflows.

Benefits for working at Concurrent

• 25 days holidays + bank holidays and holiday purchase scheme.
• Annual profit share bonus.
• Cycle to work, Home & Tech and car salary sacrifice schemes.
• Death in service benefit & income protection.
• Employee assistance programme and virtual GP.
• Employee referral scheme.
• Enhanced parental leave.
• Generous company pension scheme with up to 10% employer contribution.
• One paid volunteering day per year.
• Private Health Insurance through Bupa.
• YuLife wellbeing app.

Equal Opportunity Statement

We are an equal opportunity employer and believe in the power of a diverse, inclusive team. We welcome all applications from all suitably qualified people, regardless of race, sex, disability, religion / belief, sexual orientation or age. Please let us know if you require anything which would enable your success throughout our interview process.