Software Engineer(IAM) in Southampton

Quilter plc is a leading wealth management business, helping to enable brighter financial futures for every generation. Quilter oversees £126.3 billion in customer investments (as of August 2025). It has an adviser and customer offering spanning financial advice, investment platforms, multi-asset investment solutions, and discretionary fund management.

The business is comprised of two segments: Affluent and High Net Worth. Affluent encompasses the financial planning business, Quilter Financial Planning, the Quilter Investment Platform and Quilter Investors, the multi-asset investment solutions business. High Net Worth includes the discretionary fund management business, Quilter Cheviot, together with Quilter Cheviot Financial Planning – offering a highly personalised service to private clients, charities, trustees, and professional partners. Quilter Cheviot has presence throughout the UK, Ireland and Channel Islands.

At Quilter we never stand still. Our foundations are rooted in our extraordinary expertise, which is trusted by hundreds of thousands of customers, but we have great ambitions to stay one step ahead and make an even greater difference to the people and communities we serve, including our colleagues. Our business is transforming, continually modernising, and becoming even more customer centric. So, if you want to be bold in the pursuit of your ambitions, bring new ideas, and challenge and evolve what we do, it’s the perfect time to join us!

We’re offering an exciting full-stack software engineering role focused on Identity and Access Management (IAM). You’ll be involved with the design and implementation of secure, scalable solutions that ensure seamless authentication and authorisation across modern applications. This role combines front-end and back-end development with a strong emphasis on security, compliance, and user experience. You’ll work with cutting-edge technologies, integrate with identity providers, and help shape the future of secure digital access for millions of users.

The Technology function is Quilter Group’s primary engine for the delivery of business and technology change including the provision of robust infrastructure and IT service operations that everyone can depend upon. The Technology function brings technology enabled innovation to market by developing relevant, integrated and optimised solutions that are scalable, commercially viable and deliver long-term value aligned to the business strategy.

We are looking for:

• Experience of implementing and maintaining IAM solutions (AADB2C / OKTA / Entra etc.)
• .Net c# developer skills with experience of taking business requirements and designing, implementing and producing high quality end to end products.
• Working with other members of the team to collaborate to produce testable, maintainable, and high-quality software solutions contributing to and following Quilter’s development practices.
• Experience of designing, developing and maintaining RESTful APIs
• Understanding of integrating with React, Next.js and Ionic applications

Technical knowledge and experience in producing testable, scalable, reusable and resilient services to provide API services to front end systems.

Technical expertise in developing / supporting IAM solutions.

Technical expertise in Microsoft.Net and Microsoft.Net core.

Technical expertise in developing RESTful backend services.

Expertise in the use of standard patterns to support the use of unit test tooling and decoupling of code.

Technical expertise in delivery of solutions via disciplined and controlled methods (CI/CD) through all the environments to live.

Technical expertise in delivery solutions using Azure DevOps pipelines and support services.

Experience of working in a Scrum/agile environment.

Appreciation of Single page applications: React, Next.js

Knowledge of the design and build of (secure) databases using Microsoft SQL Server.

We value diversity and strive to promote inclusivity in all aspects of our culture. We believe in equal opportunities for all, ensuring that no applicant encounters less favourable treatment based on anything but their skills, qualifications, experience, and potential. We celebrate the unique contributions of a diverse workforce and create a respectful, nurturing environment where every colleague can thrive.

Core Benefits

• Holiday: 182 hours (26 days)
• Quilter Incentive Scheme: All employees are eligible to participate in incentive scheme, to incentivise business performance and their contribution.
• Pension Scheme: A non-contributory company pension scheme that can be boosted through personal contributions.
• Private Medical Insurance: Single cover as standard with options to increase cover to include your partner or children.
• Life Assurance: 4x your salary.
• Income Protection: 75% of salary, less state benefits, payable after 26 weeks of absence.
• Healthcare Cash Plan: Jersey employees only

In addition to our core benefits, we offer a range of flexible benefits to UK employees that you can choose from and pay for conveniently via a salary deduction.

We create brighter financial futures for every generation. We do this by guiding our customers and their families through the complexity of planning for their financial future, responding to their rapidly evolving needs and giving them peace of mind. And, with all that’s happening in the world today, our role in society has never been more meaningful.

Our impressive talents and capabilities set us apart, but our unwavering commitment to our customers is what defines us. We truly believe that we have all the ingredients to be the very best in our industry, and we want great people with the care and creativity that we need, to help us get there.

We are passionate about building an inclusive culture where everyone’s contribution is valued, and our people can thrive. No matter what your role is or where you sit, your voice will matter. We hope you like what you hear and are interested in learning more about joining us.

We believe our workplace needs to work for you, so we offer an environment where you can balance a successful career.