Full-Stack Developer

Junior Full Stack Developer – Python, React & GIS

Are you starting your journey as a developer and excited by maps, data, and solving real-world problems? Do you want to work on meaningful projects that support national defence and security? Come grow your career with Helyx!

About the Role

We’re looking for a Junior Full Stack Developer to join our innovative team working at the intersection of geospatial technologies, Python, and React. You’ll contribute to web applications that visualise and interact with complex datasets, helping our defence and security clients make smarter, faster decisions.

You don’t need years of experience – we’re looking for curiosity, enthusiasm, and a desire to learn. You’ll be supported by experienced developers and geospatial analysts as you develop your skills across the full stack.

What You’ll Be Doing

• Collaborating on web applications that use geospatial data and mapping tools.
• Writing clean, maintainable code in Python and React.js.
• Working with REST APIs and learning how to build and consume them.
• Supporting integration with GIS platforms and spatial data formats.
• Helping with front-end interfaces and backend services as part of a collaborative team.
• Participating in agile development practices including code reviews, stand-ups, and planning sessions.

What You’ll Learn

We’ll support your growth in areas such as:

• Geospatial data formats and tools (e.g., GeoJSON, WMS, ArcGIS).
• Back-end development with Python, FastAPI, and relational databases.
• Mapping libraries and services like Leaflet, Mapbox, and ArcGIS JS API.
• Secure and scalable deployment practices, including Docker and cloud platforms.
• Software Engineering management processes using Gitlab.

What You Bring (Even If You’re Still Learning)

• Some experience or personal projects in React or Python.
• A basic understanding of how web apps work (front-end + back-end).
• Interest in maps, data, or geospatial tech – no need to be an expert yet.
• Willingness to learn new tools and ask questions.
• UK nationality and eligibility for UK Security Clearance (Developed Vetting).

Bonus Points for

• Exposure to GIS or mapping libraries (e.g., ArcGIS, Leaflet, Mapbox, Open Layers).
• Experience with REST APIs or simple database queries.
• Familiarity with Type Script or cloud platforms like AWS or Azure.
• Passion for visualising data, problem-solving, or spatial analysis.

Location

Hybrid with occasional travel to our office in Twyning and client sites across the UK.

What’s in It for You

• Competitive salary commensurate with your skills and expertise.
• Generous bonus incentives to recognise your contributions.
• Robust pension plan (9%), healthcare coverage, and life cover.
• Opportunities for continuous learning with 5 days of formal training and 5 days of professional development annually.
• Access to our Salary Sacrifice ULEV car scheme, promoting sustainability and convenience.
• Wellbeing allowance to support your physical and mental wellness.
• Plus, a host of additional perks designed to enhance your overall experience.
• An “Always On” approach to learning and development.

Apply Now

If you’re a junior developer excited to build exciting products with maps, code, and purpose, we’d love to hear from you.

Next Steps

Express your interest on Linked In and we will arrange a friendly introductory chat with one of our team to find out whether the work will suit you.

Helyx is proud to be an equal opportunities employer.

If you have any questions, just reach out to us and we’ll respond as soon as we can. Please provide as much information as possible.

Address:
Unit 2 Hanley Court,
Brockeridge Business Park,
Twyning,
Tewkesbury
GL20 6FE