Description Job Title: Embedded Firmware Engineer Intern Location: Horsham Role Type: Sandwich degree 12-month placement Job Summary: As an Embedded Firmware Engineer Intern at Honeywell, in Horsham, you will work in an agile team developing the next generation of our industry leading building energy management systems, and working in C++ and modelling Object Orientated software with UML within CASE development tools you will be focusing on communications protocols, IOT and control algorithms in our systems flagship products. This is a hybrid role, 3 days at the office 2 days work from home model, but you will start the role fulltime in the office, in order for us to support your learning. This role is part of our University Relations program, designed to help students and recent graduates launch their careers with hands-on experience, mentorship, and opportunities for growth within Honeywell. This internship is set up for 12 months, starting in summer 2026, and will be for a candidate requiring a sandwich internship as part of their degree, with a potential opportunity for a permanent role after graduation. Honeywell: Honeywell Building Automation is transforming the way every building operates to help improve the quality of life for the people who use them. With a portfolio featuring software, hardware and services, Honeywell takes an outcome-focused approach to help building owners and operators improve safety and security, energy and operational efficiencies to create a better building experience. Helping to Transform Buildings to be Safer and More Operationally and Energy Efficient. Key responsibilities: You will be working alongside, and supported in your learning by, other developers and architects as part of a scrum team enhancing features on our latest range of Building Energy Management System controllers Design and development of embedded software focusing on communications protocols, IOT and control algorithms for our latest connected buildings control and energy monitoring systems Embedded software design and modelling using UML code generating development tools. Building upon core platforms Work as part of a global agile team Key skills and qualifications Currently studying towards a degree in computer science or software engineering, that requires a sandwich placement in 2026 Has a passion for embedded software development and looking for real product engineering exposure Provable knowledge and passion for object orientated principles, (this could be from your degree, work experience, or a hobby) Experience of working in C++ (this could be from your degree, work, or a hobby) The ability to commute to Horsham for this internship Our offer: Career Growth: Clear pathways for advancement, regular feedback, and mentorship opportunities. Skill Development: Access to training and certifications. Work-Life Balance: Flexible working arrangements and support for combining work with education. Tech and Innovation: Access to modern tools, technologies, and innovative work environments. Company Culture: Sense of community, team-building activities, and social events. We are an equal opportunity employer and value diversity at our company. We do not discriminate based on race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform crucial job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation. Join us now and make an impact! FutureShaper LI-Hybrid EMEAUR