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  4. Software Developer (PC Application or Web App) Internship Horsham 2025
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As a Software Developer Intern at Honeywell, in Horsham, you will be responsible for working as part of an agile team researching and developing the next generation of our industry leading building energy management systems. We have two roles available within the team, one focussing on Web App, and the other PC Application.

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 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

  • Working as part of a Research & Development team to expand out our latest software development initiatives and developing PC applications that allow the Engineering and configuration of Building Management Systems developed using C# / C++ or similar high-level language
  • You will be working in an agile software development / scrum team with exposure to different areas of the business and teams across the globe
  • Meeting with decision makers, system owners, and end-users to define business requirements
  • Developing cutting edge products to manage the energy and efficiency of commercial buildings. Our market leading products are used across the world in commercial businesses, the leisure industry, education, and healthcare to name but a few.

Key skills and qualifications

  • Currently studying a degree in Software Engineering or Computer Science, requiring a 2025 sandwich placement
  • Solid business level written and verbal communication skills
  • Web App Intern requires Java Script or react experience
  • PC Application Intern requires C++ or C# experience

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 people 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!