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# Senior Full Stack Software Developer (Post-Trade) Winton Group · London, United Kingdom 35 minu[...]

- **Company:** Winton Group
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Application Programming Interfaces (APIs), Application Lifecycle Management, C Sharp (Programming Language), Code Review, Data Integration, Microsoft SQL Server, Software Engineering, ReactJS, Backend, AngularJS, Front End Software Development, Docker
- **Published:** September 27, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/senior-full-stack-software-developer-post-trade-winton-group-london-united-kingdom-35-minu/48668019

## About the Role

release and supportEngage directly with business teams to understand requirements and translate them into thoughtful technical solutionsSupport production systems, investigate issues and implement fixes where requiredCollaborate through code reviews, design discussions, and knowledge sharingWhat we are looking for:5+ years of professional software development experience, ideally in financial services or data-intensive systemsStrong backend capability in C#/.NET - you are comfortable designing services, APIs, and data integrations, not just consuming themCompetent with a modern frontend framework - you can build UIs that non-technical users actually want to useComfortable using agentic AI coding tools such as Claude Code and are genuinely keen to use them as a natural part of daily workInterest in financial markets across all asset typesEnthusiastic, collaborative and comfortable working closely with business stakeholdersStrong communication skills with both technical and non-technical
colleagues and a positive, can-do attitudeWhat would be useful:Deep knowledge of any of: the trade life-cycle, valuation and P&L, fund accounting, margin calculationFamiliarity with Angular (preferred), React or another structured modern front-end frameworkTechnologies we use:Web: Angular, TypeScriptServer-side: C#Data: MSSQL, PostgreSQLCloud: AWSDeployment: Docker, KubernetesEqual Opportunity WorkplaceWe 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. #J-18808-Ljbffr

## Description

depth required to deliver robust end-to-end solutions.You will be part of a friendly and collaborative team responsible for post-trade and reporting software development. The role involves working closely with operations, fund accounting, and other teams across the business including senior management - there is no BA layer, you will gather requirements directly from the business, design solutions and own them end-to-end. In addition to project work, you will have regular opportunities to implement enhancements for both business and technology.Your responsibilities will include:Own and evolve core post-trade systems covering confirmations, trade support, treasury, corporate actions, reconciliations, limit monitoring and fund accountingDesign and implement backend services, APIs and data integrationsBuild and maintain internal UIs where performance, data quality and usability all matterWork across the full application lifecycle: requirements gathering, design, implementation, testing


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