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Client Server

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78 jobs

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78 jobs Posted Sort

Full Stack Engineer .Net JavaScript - Sports Betting

Full Stack Engineer building sophisticated platforms used to analyse and trade on global sports markets for a UK technology business, working with C# .NET Core and JavaScript. Based in St Albans (South East UK) with work-from-home option, salary up to £100k.

C# .NET JavaScript

Full Stack Engineer .Net JavaScript - Sports Betting

Full Stack Engineer building a sophisticated platform that analyses and trades on global sports betting markets. Day-to-day full stack development with C#/.NET Core on the backend and JavaScript on the frontend, based in St Albans with work-from-home options, salary up to £100k.

C# .NET JavaScript

C# Software Engineer / Team Lead

Lead a squad rebuilding an international payments platform within a global financial services company's Corporate Payments division, staying hands-on with C# architecture, development, delivery, and production operations. Based in Bracknell/Warfield with WFH options, salary up to £95k.

Client Server Limited

Senior Full Stack Engineer Vue C# .Net

New RemoteUKSenior

Senior full-stack engineer at a global financial services company rebuilding its international payments platform: owns features end-to-end with roughly 70% Vue.js frontend and 30% C#/.NET backend/API work, using AWS, microservices and SQL. Mostly work-from-home with two days a week in the Bracknell office.

API AWS Cloud C# .NET +7 skills

Client Server Limited

Hybrid Senior Full-Stack Engineer (Vue + C#/.NET)

New HybridUKSenior

Senior full-stack engineer in Bracknell (hybrid: mostly remote, twice-weekly in office) owning features end-to-end across a Vue.js frontend and C#/.NET backend, driving architecture decisions and working with Product, Design, and Compliance. A regulated payments background and STEM degree are pluses.

Lead C# & .NET Core Backend Engineer (Hands-on Leader)

A hands-on lead backend engineer role in Newcastle upon Tyne: you own C#/.NET Core backend systems, architect APIs and microservices, and mentor a growing team while guiding technical decisions and roadmaps. Onsite position with competitive package and bonus potential.

API C++ C# .NET Java +2 skills

Full Stack Engineer .Net JavaScript - Sports Betting

Full Stack Engineer / Developer (C# .Net Core JavaScript) St Albans / WFH to £100k Are you an ambitious Full Stack Engineer looking to apply your technical skills in a fast paced environment where technology, data and…

C# .NET JavaScript

Backend Software Engineer C++ Windows - Finance

Backend Software Engineer / Developer (Windows C / C++, C#) London to £80k FTC Are you a skilled Backend Software Engineer with strong C++ skills? You could be progressing your career in a senior, hands-on role at a…

C# Developer SQL ASP.Net - Tech Start-up

C# Developer joining a five-person London start-up building an online platform that connects customers with certified tradespeople. Day-to-day software engineering with C#, ASP.Net and SQL, working closely with an experienced CTO, onsite in Central London with a salary up to £50k.

Client Server Limited

Senior C#/.NET Backend Engineer – SQL, London Onsite

UKFull-timeSenior

Senior backend C#/.NET engineer at Client Server Limited, building backend services full-time onsite in the company's London City office. Day-to-day work centers on C#/.NET services with strong SQL/Oracle database work, solid CS fundamentals, and stakeholder communication.

C# .NET Oracle SQL

Client Server Limited

Real-Time Backend Engineer (C#/.NET) – Trading, London Onsite

Design and build real-time trading systems for Client Server Limited in London, focusing on C#/.NET backend and API development with occasional JavaScript/React frontend work. An onsite role collaborating with the strategy team on greenfield projects you own end-to-end, paying up to £90k plus bonus.

API C# .NET JavaScript React

Client Server Limited

Backend Engineer (C#/.Net Core) – Growth, Perks & Newcastle

Builds robust backend services in distributed systems handling large data volumes using C#/.NET Core, contributing across the full software development lifecycle. Onsite role in Newcastle upon Tyne within a FinTech environment, Monday-Friday 09:00-18:00, with salary to £130k plus discretionary bonus.

C# Distributed Systems .NET Fintech

Senior Full Stack Engineer Vue C# .Net

A senior, hands-on full-stack engineer role at a global financial services company, helping rebuild its international corporate payments platform using Vue on the front end and C#/.NET on the back end. Based in Bracknell with a WFH option, salary up to £85,000.

Platform Engineer Azure IaC C# .Net

Platform Engineer (Azure IaC C# .Net SaaS) Reigate / WFH to £105k Are you a senior Platform Engineer with a strong knowledge of Azure who enjoys collaborating and getting things done? You could be progressing your…

Azure C# .NET Fintech Infrastructure as Code +1 skills

Full Stack Developer .Net Core AWS React

HybridUKFull-time

Full-stack developer building scalable, secure backend systems in C# .NET Core and working with AWS cloud infrastructure (Docker, Terraform) within an Agile team. Hybrid role based in Sunderland with 2-3 office days per week, paying up to £55k plus quarterly bonus; React featured in the role title.

Agile AWS Cloud C# Docker +3 skills

C# Software Engineer - Finance

A senior hands-on C# engineer joins a small team at a global asset manager in Central London (with WFH options) to design and build new features for the client portal and KYC systems, earning up to £100k.

Platform Engineer AWS C# or Python - Trading

Platform Engineer joining a technology business that builds platforms for analysing and trading on global sports markets. Day to day you collaborate with a small engineering team to build and operate AWS-based infrastructure, using C# or Python, working hybrid between St Albans and home for up to £115k.

Client Server Limited

Lead Backend Engineer: Architect APIs & Microservices

Lead Backend Engineer at Client Server Limited in Newcastle upon Tyne, designing and implementing APIs and microservices, managing secure server environments, and providing architectural leadership while liaising with clients. Core stack: C#, .NET, Python, TypeScript, and REST APIs in a consultancy setting.

API C# .NET Microservices Python +2 skills

Client Server Limited

Senior C# .NET Backend Engineer – Fintech (Newcastle)

A senior backend engineer role designing and building C#/.NET services for fintech platforms, with a focus on high-performance, reliable distributed systems. The engineer owns technical initiatives, influences system design, and works across the full lifecycle from architecture to production delivery, based in Newcastle.

C# Distributed Systems .NET Fintech

Client Server Limited

Senior C# Backend Engineer – Real-Time Trading Systems

UKFull-timeSenior

Senior backend engineer joining a London-based trading engine team to design and build real-time trading systems and own Greenfield projects alongside the strategy team. Core stack is C#/.NET with ASP.NET and SQL/Oracle, plus some JavaScript/React; full-time onsite in the City office.

C# .NET JavaScript Oracle React +1 skills