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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Design Engineer - **Company:** 17918 - **Location:** Cleckheaton, UK - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), C++ (Programming Language), Cloud Computing, Databases, Embedded Software, Firmware, Design of User Interfaces, Python (Programming Language), Software Maintenance, Software Engineering, Systems Integration, PIC Microcontroller, Ios Frameworks, Backend, Git, Web Technologies, Front End Software Development - **Published:** July 26, 2026 - **Apply:** https://www.apply4u.co.uk/jobs/x/42167434/ ## About the Role Contributing to technical decisions and continuous improvement initiatives. About You You'll have strong analytical and problem-solving skills, be self-motivated, and comfortable working both independently and as part of a team. You'll be confident working across different parts of complex systems and a strong communicator, with: Strong programming fundamentals with experience in Python, C/C++ or JavaScript Experience in embedded systems and firmware development. Comfort working across both software and hardware environments. Experience with modern web technologies and UI frameworks. Knowledge of APIs, databases, and cloud platforms. Familiarity with Git and collaborative development workflows. A degree in Software Engineering, Electronic Engineering, or a related discipline. If you're a versatile Software Design Engineer who enjoys working across the full stack - from embedded firmware through to cloud and UI - and wants to be part of a collaborative, innovation-driven engineering team, we'd love to hear from you. Contact KO2 Embedded Recruitment Solutions in confidence, specialists in electronics and embedded engineering. TPBN1_UKTJ ## Description Software Design Engineer Sheffield Up to £55,000 The Role Working closely with engineers, product managers, and stakeholders, you'll help drive continuous improvement and innovation across KO2's client's product portfolio. This is a varied, hands-on role spanning the design, development, testing, and maintenance of software, ideal for a practical, curious engineer who enjoys solving real-world problems and adapting as requirements evolve. Key Responsibilities Designing, developing, and maintaining software for current and future products. Working across the full stack, including backend development, frontend/UI design, and APIs and system integrations. Contributing to automation, tooling, and cloud/infrastructure tasks. Supporting embedded software and firmware development. Collaborating with hardware teams on microcontrollers, device communication, and low-level systems. Investigating and resolving bugs and performance issues. 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