Full Stack Software Developer, Client Solutions

Winton Group; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading financial technology firm in Greater London is seeking a Full Stack Software Developer to create robust end-to-end solutions. The candidate should have experience in Angular or similar frameworks, alongside backend technologies like C#. Responsibilities include building high-quality applications, collaborating with business teams, and ensuring exceptional user experience. Join a supportive team that values diversity and innovation, with opportunities for growth and development in a fast-paced environment.

Qualifications

• 3+ years of full-time professional software development experience.
• Strong experience with modern front-end frameworks.
• Comfortable with enterprise-grade backend technologies.

Responsibilities

• Build and maintain high-quality web applications using Angular and C#.
• Contribute to UI architecture and component design.
• Engage with business teams to translate requirements into technical solutions.

Skills

Experience with Angular

Collaboration skills

Problem-solving skills

Communication skills

Experience with C#/.NET

Education

Bachelor’s or Master’s degree in a STEM subject

Tools

AWS

TypeScript

Job description

Full Stack Software Developer, Client Solutions

We are seeking a talented Full-Stack Developer with strong experience in modern web technologies, ideally with deep expertise in Angular or a similar front-end framework, and solid capability across backend technologies. The ideal candidate is enthusiastic, collaborative and delivery-focused, with a strong sense of ownership and ability to pick things up quickly in a fast-paced environment. They will bring both a user-centred mindset and the technical depth required to deliver robust end-to-end solutions for both internal and external audiences.

You will be part of a friendly and collaborative broader team responsible for post-trade and reporting software development. The role involves working closely with our Client Solutions team to understand requirements, design solutions and ensure exceptional user experience from both a UI and data quality perspective. In addition to project work, you will have regular opportunities to implement enhancements for both business and technology.

Your responsibilities will include:

• Build, enhance and maintain high-quality, well-tested web applications using Angular and C#
• Contribute to UI architecture, component design, reusability and performance
• Design and implement backend services, APIs and data integrations
• Work across the full application lifecycle: requirements gathering, design, implementation, testing, release and support
• Build high-quality, well-tested code with automated test coverage
• Engage directly with business teams to understand requirements and translate them into thoughtful technical solutions
• Support production systems, investigate issues and implement fixes where required
• Collaborate through code reviews, design discussions, and knowledge sharing
• Build domain knowledge in both business and technology areas

What we are looking for:

• A bachelor’s or master’s degree in a STEM subject
• 3+ years of full-time professional software development experience
• Strong experience with Angular (preferred), React or other structured modern front-end framework
• Comfortable with enterprise-grade backend technologies such as C#/.NET (preferred) or Java
• Good understanding of modern UI patterns, state management, component-driven development and web performance optimisation
• Solid understanding of application architecture, data modelling and integration patterns
• Strong problem-solving skills across multiple technologies and business domains
• Enthusiastic, collaborative and comfortable working closely with business stakeholders
• Strong communication skills with both technical and non-technical colleagues and a positive, can-do attitude
• Keen about using AI-assisted development tools and integrating them into daily workflow

What would be useful:

• Experience in UX design principles and creating intuitive interfaces
• Background in developing external and public facing websites with GDPR compliance
• Familiarity with automated UI testing tools
• Experience managing bug triage and prioritisation based on user impact
• Basic knowledge of financial performance and risk metrics

Technologies we use:

• Web: Angular, TypeScript
• Server-side: C#
• Cloud: AWS

Equal Opportunity Workplace

We are proud to be an equal opportunity workplace. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity/expression, age, status as a protected veteran, status as an individual with a disability, or any other applicable legally protected characteristics.

Our assessment and selection processes are aimed at you showcasing your abilities rather than passing arbitrary tests. They are designed according to the requirements of our teams to identify the skills and attributes we seek. A member of our recruitment team will work with you throughout the process, guiding you at each stage.

Application

Your application will be viewed by a member of our Human Capital team.

Video and onsite Interviews

We will invite you to our offices for interviews with individuals from inside and outside the team you will join.

Phone Interview

Your background and suitability for the role will be assessed by a member of our Human Capital team.

Offer

A member of our recruitment team will talk you through the offer details including compensation, benefits, role responsibilities and future career paths.

Assessment

You may be asked to complete a technical assessment and/or case study.