Full Stack Engineer

Job Description

This is an exciting opportunity for a Full Stack Engineer to grow their career at AJ Bell, helping us to develop the future of our services that power Feel Good Investing. You will be joining a cross functional development team which has a philosophy of continuous improvement, and a strong focus on engineering excellence.

This role is part of a growing team focussed on providing the core services that underpin our apps and websites, ensuring our customers are provided with world-class innovative investment solutions and services.

We are on the lookout for an experienced Full Stack Engineer who can help architect, build and deploy apis, web apps, data layers, and 3rd party integrations across the stack, from NodeJS (Typescript), MongoDB, React, and cloud-native solutions in AWS.

What to expect:

• Hands-on with full stack feature development, working with other engineers across different disciplines in a dedicated product-aligned squad
• A dynamic, cross-functional Agile squad with a continuous improvement mindset, and autonomy to do the right thing
• Working closely with Product, UX and Business colleagues, as well as mobile and web engineers, to propose new solutions and pilot ideas that help customers Feel Good Investing
• Embrace a ‘build it, run it, own it’ DevOps mentality, nurturing code from idea all the way to production

Tech Competency

• 5+ years commercial experience developing web applications and APIs with some of the following; Node (Typescript), React, PHP, .NET core, MongoDB and/or SQL.
• Experience in developing APIs and implementation of RESTful services, as well as GraphQL
• Thorough understanding of CI/CD pipelines with experience of Jenkins and/or CodePipeline
• Practices Test Driven Development and is comfortable with various test frameworks and concepts.
• Familiarisation with containerisation and tools like Docker, ECS or Kubernetes
• Experience of developing, deploying, and maintaining Cloud-Based solutions on AWS
• Strong technical background in web development with Javascript frameworks would be ideal
• Understand the principles behind what makes a high performing web page

Other required skills:

• Demonstrable experience working with stakeholders from product management and other business areas to design and deliver a solution
• An interest in user experience and an appreciation for helping to solve the problem customers have
• A keen eye for detail and ability to articulate and digest technical and non-technical requirements to others

About AJ Bell

AJ Bell is one of the UK’s fastest-growing investment platform businesses, providing award-winning solutions for everyone, from professional financial advisers to first-time investors.  

Today, over 762,000 customers trust us to manage more than £121.5 billion of assets. By continually striving to make investing simpler and more accessible, we’re helping more people take control of their financial futures.  

We’re proud to be recognised as one of the UK’s Best 100 Companies to Work For for six consecutive years, and a Great Place to Work® in 2025 and 2026 a reflection of our supportive and collaborative culture. 

What we offer

• 25 days holiday, increasing with service + buy/sell scheme + bank holidays  
• 6% Pension with matched contributions  
• Share schemes (including free shares and BAYE)  
• Health Cash Plan and discounted private healthcare  
• Free onsite gym  
• Enhanced family leave (subject to qualifying criteria) 
• Travel and bike loan schemes  Employee Assistance Programme  

Life at AJ Bell  

• Regular social events including summer and Christmas parties  
• Learning and development opportunities tailored to you  
• Casual dress code  
• Friendly, supportive team environment  

Our ways of working  

We offer hybrid working, with a minimum of 50% of your working time per month spent in the office.  

For new starters, there’s an initial period of full-time office working to help you settle in and build relationships.  

Inclusion & diversity  

We’re committed to creating an inclusive environment where everyone feels respected and able to be themselves at work.  

We welcome applications from all backgrounds and make hiring decisions based on skills, experience and potential.