Overview

Job title: Senior Web and Mobile Developer

Department: Onyx

Location: Homebased, within the U.K.

Hours: 37.5 hours per week

Salary: Competitive

We’re looking for a Senior Web and Mobile Developer 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

Onyx BMS is an end-to-end, next-generation Bodyshop Management System, meticulously designed by repair professionals for automotive repair experts. As part of Activate Group, Onyx BMS leverages the resources and reach of one of the UK’s leading accident management providers, serving tens of thousands of motor claims every year for top insurers, brokers, and fleet operators. Onyx BMS empowers repair businesses of every size to deliver seamless operations through centralised, cloud-based multi-site management, advanced automations, and real-time data insights, offering next-generation solutions for bodyshops and vehicle repair networks.

You, your role and your impact

• You’ll deliver quality code for web and mobile, frequently exceeding expectations
• You are accountable and lead by example
• You are a partner for the backend & QA teams supporting rigorous design and testing
• You invest in those around you and foster technical excellence
• Champion best practices in usability, accessibility, performance, security
• You are curious and continuously learn because it’s a passion not just an expectation of your role
• You know when documentation communicates concepts more succinctly and effectively than the code
• You see opportunities and proactively lead discussions with the wider team aimed at sharing knowledge, experience and insights.

Key responsibilities

• Extensive web expertise with ReactJS and JavaScript, TypeScript, HTML, CSS
• Extensive Android native app dev, also Flutter / MVVM experience with Riverpod and GoRouter or AutoRouter with Firebase
• Deeply experienced in and proud of delivering clean, readable code that is well designed and performant.
• Android, Cross-Platform mobile development, React Native
• Confident designing and implementing apps delivering rich experiences offline with background data transfer when connectivity available
• API design, usage and specification
• On device image processing and management

Skills and experience

• 4+ years professional web development delivering SaaS
• 3+ years professional Android app development
• Internationalisation for both mobile and web
• Accurate estimation of implementation effort from stories
• Familiarity with SignalR or similar real-time messaging service
• Comfortable working with a designer and from design documentation
• Secure development practices / Defence in depth
• Excellent communication skills whether internal or external
• Knowledge sharing, mentoring, documentation

Desirable Skills and Experience

• Other front-end frameworks (Angular, Vue.js)
• Use of local AI models and GPU/NPU offload
• Containerized deployments (Docker, Kubernetes)
• UI design, UX
• Git, ADO, CI/CD, agile practices, scrum
• Microsoft .Net / C#
• PostgreSQL including Postgres RLS and indexing of JSON with GIS
• Cloud infrastructure setup and management especially in Oracle / Azure or using Terraform

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.

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.