Senior Developer in London

Job Type: Perm

Location: This role will be based in either our Telford or London office. There may also be the need for occasional trips to our other sites.

Flexible working: All of our roles are open to part-time, job-share and other types of flexibility. We will discuss what is important to you and balancing this with business requirements during the recruitment process.

Salary and benefits: Up to £76,000 plus discretionary bonus, private medical cover, 38 days annual leave, excellent pension, 12x salary life assurance, career breaks, income protection, 3x volunteering days and much more.

Closing Date: 1st June

We’re Standard Life, a retirement specialist focused entirely on retirement savings and income. We champion the belief that everyone’s journey to and through retirement can be better, and for more than 200 years, we’ve been helping our customers plan and prepare for their financial futures.

This role is responsible for delivering high‑performance user interfaces for our Retirement Solutions & Asset Management teams. As part of a platform engineering function, you will build reusable UI frameworks, shared, and supporting services that enable scalable, consistent, and user-friendly data analytics workflows across the organisation. The engineer also acts as a bridge between front‑end UI needs and backend data/API services, ensuring seamless, low‑latency experiences for users.

Key responsibilities:

• Building and enhancing our inhouse UI platform(s) by developing and maintaining fast, reactive, and data‑intensive front‑end interfaces, aligning with data analytics UI expectations.
• Build reliable, scalable, and secure REST/GraphQL endpoints supporting front‑end rendering and user interactions.
• Ensure UI performance, stability, and responsiveness under heavy, time‑sensitive data loads.
• Contribute to authentication, access control, and session management patterns across the platform.
• Develop shared tooling, frameworks, and UI modules consumed by multiple product teams.
• Collaborate with cross‑team engineers to ensure platform services and UI components evolve cohesively.
• Create standards, patterns, and best practices for UI/UX consistency across trading applications.
• Work directly with the business and product owners to understand workflows and translate them into intuitive interfaces.
• Participate in code reviews, architectural discussions, and agile ceremonies to drive continuous improvement.
• Deliver code that is well‑tested, maintainable, and adheres to SDLC best practices.
• Monitor UI and backend service performance, identifying bottlenecks and implementing optimisations.

What we're looking for:

Essential:

• Previous experience in banking, Financial Asset Management or a highly regulated environment.
• Strong expertise in React, TypeScript, JavaScript with solid understanding of React core principles (hooks, component composition, lifecycle, rendering patterns).
• Experience with modern React workflows (Redux, Flux, Context API).
• Experience implementing client‑side state management using Apollo Client or Relay, including cache management and subscriptions.
• Experience with real‑time UI patterns using WebSockets or streaming APIs.
• Experience with cloud web application development using AWS services and understanding of AWS Services for front end development such as Cognito / AWS Amplify / AWS AppSync / CloudFront.
• Proficiency with GraphQL concepts including schema definitions, resolvers, queries, mutations and subscriptions.
• Strong knowledge of Performance optimization (memoization, lazy loading, virtualization) and Accessibility (WCAG standards).
• Proficient in building modular, reusable component libraries.
• Experience with responsive design principles.
• Understanding of CI/CD pipelines for front‑end deployments.
• Strong experience in automated testing and quality‑first development, including Jest, React Testing Library, Playwright, and a solid understanding of TDD and BDD principles.
• Relevant experience working as part of an agile team – end to end i.e. discovery, analysis/design, build, test and business readiness.
• Experience engaging with third party vendors and collaborating on joint technology solutions.
• Excellent communication, influencing and facilitation skills, for problem solving and troubleshooting activities, ability to communicate effectively.

Desirable:

• Membership of a professional body.
• Degree in Computer Science, Technology or Engineering or similar.
• Experience with development of design and wireframes for UX would be beneficial.

Personal Attributes:

• Customer focused with an attitude to deliver excellent customer outcomes through technical expertise.
• Problem solving, analytics and resolution skills.
• Strong verbal and written communication skills.
• Demonstrated ability to communicate effectively across teams in a technical and non-technical ways.
• Ability to operate in cross‑functional and multidisciplinary teams.
• Ability to demonstrate resilience, flexibility and adapt to changing schedules and priorities.
• Ability to learn new technologies. Continuously strives to learn and make time for self‑development.

We are committed to ensuring that everyone feels accepted and welcome applicants from all backgrounds. If your experience looks different from what we’ve advertised and you believe that you can bring value to the role, we’d love to hear from you.