Salary: £55,000 - 65,000 per year Requirements: Passionate about changing lives with assistive technology. Experience leading effective agile software teams, including first-hand experience of lean and iterative development. Good understanding of Agile / Scrum methodologies and their use in software teams. 5 years of professional software development experience in modern C# or similar (e.g. Java, C++). Experience using AI-assisted software development tools (e.g. Claude Code or similar). Demonstrated ability to apply strong product and domain understanding to guide technical decisions and prioritization. Track record of delivering measurable user or business outcomes, not just technical outputs. Knowledge of Computer Science fundamentals in data structures, algorithm design, problem-solving, and complexity analysis. Knowledge of professional software engineering best practices, including coding standards, architecture patterns, code reviews, source control, continuous integration, build processes, testing, and operations. Highly confident and experienced with automated testing – from unit tests to system and integration tests. Proven experience in people or team management, with the ability to lead, motivate, and develop others. Skilled in providing constructive feedback, conducting performance reviews, and supporting staff development. Proven ability to foster high performing, engaged, and collaborative teams. Responsibilities: Leading and mentoring a team of Software Engineers and QA Specialists. Actively leverage modern AI-assisted development tools to improve team productivity and code quality. Foster a strong focus on delivering meaningful user outcomes, ensuring technical decisions are user need driven. Encourage the use of product insight, user feedback, and data to inform design and engineering decisions. Collaborate with product and technical leadership to build a balanced roadmap of product and engineering priorities. Work on UI, core functionality, and data stores, including fixing bugs and integrating new technologies. Jointly design and implement a scalable and high-performance software architecture. Write clean C# code (.NET 8) and improve existing code quality. Collaborate with Electronics Engineers, Product Specialists, UX Designers, and Developers to support robust solutions. Engage with stakeholders and customers to address their needs effectively. Assist the Head of Software Development with recruitment activities. Technologies: AI C# Claude Code Support Java UX UI Design ASP.NET More: At Smartbox, were proud to be at the forefront of assistive communication technology. Our innovative products are used globally by individuals with diverse needs. We value a diverse team that collaborates and supports a community reliant on our technology. Our commitment to sustainability aims to minimize our carbon footprint while contributing to an inclusive society. We offer a competitive salary, private medical insurance, a hybrid working model, wellness benefits, and paid volunteering days, making it a fulfilling place to work where your contributions genuinely matter. last updated 17 week of 2026