Mid-Level Full-Stack Engineer

ACTIVATE GROUP LIMITED; United Kingdom; Remote; GBP 45,000 - 55,000; Full time

Job summary

Join a forward-thinking company as a Mid-Level Full-Stack Engineer, where you will develop and enhance an innovative SaaS platform. This role offers the chance to work with cutting-edge technologies like React and .NET, contributing to a team that values collaboration and continuous improvement. Enjoy a supportive work environment that prioritizes your well-being and professional growth. With great benefits and a commitment to making a positive impact, this position is perfect for those looking to advance their career in a dynamic setting.

Benefits

33 days holiday

Personal health cash plan

Enhanced parental pay

Life assurance

Free breakfasts

Birthday surprise

Qualifications

• 3+ years of professional software development experience.
• Solid skills in React and TypeScript, with a focus on hooks and state management.
• Experience with building RESTful APIs using C#/.NET.

Responsibilities

• Develop and enhance FleetScout’s SaaS platform with React and .NET services.
• Build web features and maintain APIs, ensuring code quality.
• Participate in agile ceremonies and contribute to CI/CD pipelines.

Skills

React

TypeScript

C#/.NET 6+

RESTful APIs

Azure DevOps

Docker

Kubernetes

SOLID principles

Automated testing

Job description

Job title: Mid-Level Full-Stack Engineer

Department: FleetScout Engineering

Location: Home based

Hours: 37.5 hours per week

Salary: £45,000 - £55,000

We’re looking for a Mid-Level Full-Stack Engineer to be part of our success story.

**Listed in the 2022 Sunday Times 100: Britain’s fastest-growing private companies.
**Great career development opportunities – grow with us.

About the role

To develop and enhance FleetScout’s SaaS platform by building features across our React front‑end and .NET back‑end services. You’ll collaborate with senior engineers, uphold code quality and DevOps standards, and continuously improve the product experience for fleet operators.

Key responsibilities

• Build web features in React (TypeScript, MUI) with clean, maintainable code.

• Develop & maintain APIs using C#/.NET8 microservices.

• Write automated tests (unit, integration, endtoend) to safeguard reliability.

• Participate in code reviews & agile ceremonies, offering constructive feedback.

• Contribute to CI/CD pipelines via Azure DevOps (ADO), Docker and Kubernetes.

• Support ML integrations — expose YOLO/Python endpoints

Skills and experience

• 3+ years professional software development experience.

• Solid React + TypeScript skills (hooks, component patterns, state management).

• Hands on building RESTful APIs with C#/.NET 6+.

• Familiarity with relational databases and ORMs (e.g., EF Core).

• Working knowledge of Azure DevOps (ADO) for source control, build and release pipelines.

• Proficiency with Docker containers and an understanding of Kubernetes basics.

• Strong grasp of SOLID principles, clean architecture and peer code review etiquette.

• Experience writing automated tests with frameworks such as xUnit, NUnit, Jest or Playwright.

Benefits

• 33 days holiday (including bank holidays)
• Personal health cash plan – claim back the cost of things like dentist and optical check ups
• Enhanced maternity / paternity / adoption / shared parental pay
• Life assurance: three times basic salary
• Free breakfasts and fruit
• Birthday surprise for everybody!

What you can expect from us

At Activate Group, looking after team members is a major priority. Whether you're at our smart Halifax or Peterborough offices, one of our AAR sites or working from home, we'll make sure you have all the support you need to succeed.

From benefits that put your health and wellbeing first, to impressive rewards for our employee of the month, and little perks like free fruit and cereal, we’ll go out of our way to show how much we appreciate you.

A bit about us

Named by the Sunday Times as one of the UK’s 100 fastest-growing private companies, we employ more than 700 team members nationwide.

We work with some of the UK's largest fleets and insurance companies, supporting drivers that have been involved in a road incident at our contact centres in Halifax and Peterborough.

We look after every step of the repair process, repairing vehicles at our own Activate Accident Repair body shops, and through a UK-wide network of independent repair partners.

Want to know what it’s like to work with us? Take a look at our purpose and values. They define who we are, and how we work with team members, customers and suppliers:

Purpose: Make someone's bad day better

Values:

• Make it happen – Be accountable. Take the initiative, work fast, and do a great job.
• Strive for better – Be bold. Challenge the norm – make small improvements often.
• Win together – Be a team-player. Win together, learn together, respect each other.