Senior Full Stack Software Developer (Post-Trade)

Winton; Greater London; On-site; GBP 55,000 - 75,000; Full time

Job summary

A leading investment management firm in London is seeking a Full Stack Software Developer to build and maintain web applications using Angular and C#. The ideal candidate will have a strong background in full-time software development, proficient in backend technologies like C#. Responsibilities include collaborating with business teams, designing backend services, and engaging in code reviews. This role offers the opportunity to work in a collaborative environment at the edge of technology.

Qualifications

• 3+ years of full-time professional software development experience.
• Strong experience with Angular (preferred), React or other front-end frameworks.
• Comfortable with backend technologies such as C#/.NET (preferred) or Java.

Responsibilities

• Build, enhance, and maintain high-quality web applications.
• Design and implement backend services and APIs.
• Collaborate through code reviews and knowledge sharing.

Skills

Angular

C#

React

UI patterns

Problem-solving

Education

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

Tools

AWS

TypeScript

Job description

Overview

Full Stack Software Developer, Post - Trade – London, United Kingdom

Winton is a research-based investment management company with a specialist focus on statistical and mathematical inference in financial markets. The firm researches and trades quantitative investment strategies, which are implemented systematically via thousands of securities, spanning the world's major liquid asset classes. Founded in 1997 by David Harding, Winton today manages assets for some of the world’s largest institutional investors.

We employ ambitious professionals who want to work collaboratively at the leading edge of investment management.

Responsibilities

• 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.