Full Stack Engineer

TRITANIUM; Bath; On-site; GBP 80,000 - 100,000; Full time

Job summary

A UK technology company is looking for a Full Stack Developer to contribute to their core cloud-based platform. The role involves designing and maintaining web applications with Python and React, while collaborating with various teams to ensure system reliability and performance. Applicants should have strong Python skills and experience with modern web technologies. This full-time position is located in Bath, UK, and offers a competitive salary.

Qualifications

• Strong experience building and maintaining Python‑based applications.
• Experience developing systems used at scale in production.
• Solid understanding of modern web technologies and APIs.

Responsibilities

• Designing, building and maintaining scalable, secure web applications.
• Developing backend services using Python.
• Building modern frontend applications using React.

Skills

Python (FastAPI, Flask, Django)

JavaScript (ES6+), React, React Native

SQL and NoSQL databases

Agile methodologies

Data security

Tools

Git

Jira

Job description

Full Stack Developer(Python / React)

Location: Bath, UK

Contract: Permanent, full-time

Salary: Competitive

About the Organisation

A thriving UK Tech company is on a mission to improve lives across the country. Their secure cloud-based platform helps organisations coordinate and streamline workflows and share information safely.

Their technology integrates with major UK infrastructure systems and supports a wide range of services.

The Role

The organisation is seeking an experienced Full Stack Developer to join a growing engineering team. You’ll help evolve the core platform and contribute to new digital products and an emerging AI‑driven solution.

This is a hands‑on role with genuine influence over architecture, technical decisions and product direction. You’ll work across web, mobile and cloud‑based systems, collaborating with product, DevOps and clinical‑facing teams.

What You’ll Be Doing

• Designing, building and maintaining scalable, secure web applications
• Developing backend services using Python (FastAPI, Flask, Django)
• Building modern frontend applications using React and React Native
• Working with SQL and NoSQL databases, contributing to data modelling and performance optimisation
• Enhancing Electron‑based desktop applications
• Building integrations with services and third‑party systems
• Contributing to cloud and presentation‑layer architecture
• Working with DevOps to deliver highly available systems on AWS
• Taking ownership of complex technical challenges and mentoring other developers

Technology Stack

Core (hands‑on experience expected)

• Python 3 (with some legacy Python 2.7)
• FastAPI, Flask, Django
• JavaScript (ES6+), React, React Native
• HTML5, CSS
• MySQL
• Git, Jira (or similar Agile tools)

Beneficial experience

• RabbitMQ or other messaging/queueing technologies
• Elasticsearch
• MongoDB
• Node.js, Electron
• AWS (deployment, monitoring, scaling)
• Encryption and security technologies (AES, RSA)

You don’t need experience with everything, strong fundamentals and a willingness to learn are valued.

What We’re Looking For

Essential

• Strong experience building and maintaining Python‑based applications
• Experience developing systems used at scale in production
• Solid understanding of modern web technologies and APIs
• Good knowledge of data security and handling sensitive data
• Experience working in Agile development teams
• Focus on security, reliability and performance

Personal Qualities

• Clear thinker who enjoys solving complex technical problems
• Confident communicator who performs well under pressure
• Collaborative team player who supports others
• Curious, pragmatic and motivated by meaningful impact

Note

We are not able to offer sponsorship for this role and applicants must be eligible to work in the UK. If you have SC Clearance, this is beneficial.

For more information on this role, please reach out to Oli Rayner at Tritanium [e-mail]