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Client Server

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78 jobs

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78 jobs Posted Sort

Client Server Limited

Senior Full Stack Developer: Vue + C#, Remote/Hybrid

NewBe an early applicant HybridUKSenior

Senior full stack developer based in Bracknell (hybrid, with two office days per week) owning features end-to-end with a Vue frontend and C#/.NET backend (70/30 split) for a global financial services employer. The senior hire drives architecture, mentors others, and works with Product, Design and Compliance.

Client Server Limited

Senior DevOps Engineer C# Azure - FinTech

NewBe an early applicant UKFull-timeSenior

Senior DevOps Engineer at a scaling fintech in Newcastle building platform software for investment management (hedge funds). Owns CI/CD, infrastructure-as-code, monitoring and operational tooling on Azure using Terraform, Ansible, Docker/Kubernetes and PowerShell across Windows/Linux; onsite Mon-Fri, salary to £130k.

Analytics Ansible Automation AWS Azure +13 skills

Client Server Limited

Full Stack Developer JavaScript Vue.js C# .Net

NewBe an early applicant RemoteUK

Senior hands-on full stack developer at a global financial services company rebuilding its international payments platform. Focus is the Vue.js frontend with C# .NET backend work (~70/30), owning features end-to-end, leading technical decisions, and improving reliability in a microservices/AWS environment.

API AWS Cloud C# .NET +7 skills

Full Stack Engineer C# TypeScript - AI Start-up

NewBe an early applicant UK

Full stack engineer at an AI start-up building scalable SaaS products with C#, TypeScript, and Azure, using AI coding tools (Cursor, Claude) to ship MVPs fast. Day to day you own features end to end — design, CI/CD, testing, production — and work with the CTO to shape the product backlog.

Agentic AI AI Azure CI/CD Cloud +4 skills

Full Stack Developer JavaScript Vue.js C# .Net

NewBe an early applicant UK

Senior hands-on full-stack developer owning features end-to-end in a corporate payments product: roughly 70/30 Vue.js frontend and C#/.NET backend, with SQL, microservices and AWS. Leads architecture, modernises legacy services and mentors the team, working from home with occasional Bracknell office visits.

API AWS Cloud C# .NET +7 skills

Client Server Limited

Full Stack Engineer (C# & TS) — AI SaaS, Hybrid WFH

NewBe an early applicant HybridUK

Full Stack Engineer building SaaS products at a scaling AI startup in London, working across C# and TypeScript on Azure and leveraging AI tooling. Hybrid role with two days a week in the office; salary is £100k–£120k per year plus pension.

AI Azure C# SaaS TypeScript

100K – 120K £

Client Server Limited

Full Stack Engineer C# TypeScript - AI Start-up

NewBe an early applicant RemoteUK

Full stack engineer at a bank-funded AI start-up incubator in London, building SaaS products from rapid, design-led MVPs using C#, TypeScript and Azure, while directing AI coding tools (Cursor, Claude Code) and owning CI/CD, testing and deployments. Hybrid: in the London office Wed/Thu, WFH otherwise.

Agentic AI AI Azure CI/CD Claude Code +5 skills

100K – 120K £

Client Server Limited

Lead Backend Engineer - Technologist

NewBe an early applicant UKLead

Lead Backend Engineer at a scaling FinTech consultancy in central Newcastle (onsite, Mon-Fri): designing APIs and microservices, overseeing secure server environments, gathering client requirements, and mentoring the team. Broad tech stack including Python, TypeScript, C#/.NET, REST APIs, PostgreSQL, CI/CD and AWS/Azure/GCP; salary to £130k plus bonus.

API AWS Azure CI/CD Cloud +16 skills

Full Stack Developer JavaScript Vue.js C# .Net

NewBe an early applicant RemoteUK

Senior hands-on full-stack developer at a global financial services company rebuilding its international payments platform in the Corporate Payments division. You own features end-to-end — roughly 70% Vue.js frontend, 30% C#/.NET backend/API work — plus architecture decisions, mentoring, and improving reliability and observability. Hybrid: WFH most days, two days a week in Bracknell.

API AWS Cloud C# .NET +8 skills

Full Stack Developer JavaScript Vue.js C# .Net

NewBe an early applicant UK

Senior hands-on full stack developer at a global financial services company, rebuilding its international payments platform within the Corporate Payments division. You take ownership of and lead projects across the stack using JavaScript, Vue.js, C# and .NET; Bracknell-based with WFH options, salary to £85k.

C# .NET JavaScript Vue

Full Stack Developer JavaScript Vue.js C# .Net

NewBe an early applicant UK

Senior hands-on full stack developer at a global financial services company, helping rebuild its international corporate payments platform. You own features end-to-end across a Vue.js front end and C#/.NET back end, based in Bracknell with WFH flexibility, up to £85k.

C# .NET JavaScript Vue

Full Stack Engineer C# TypeScript - AI Start-up

NewBe an early applicant UK

Full Stack Engineer / Developer (C# TypeScript Azure) London / WFH to £120k Are you a technologist with full stack development skills looking for an opportunity to make an impact at a scaling start-up? You could be…

AI Azure C# TypeScript

Client Server Limited

Senior Full-Stack Engineer: Vue & C#.Net, Remote

New RemoteUKSenior

Senior full-stack engineer owning features end-to-end at a global financial services firm — primarily Vue front-end development alongside C#/.NET API and backend work, blending hands-on coding with architectural thinking. Mostly work-from-home with occasional days in the Bracknell, UK office.

API C# .NET Vue

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, working in the Corporate Payments division. Own features end-to-end with a Vue.js frontend focus (70%) plus C# .NET backend/API work (30%), including architecture, reliability and mentoring. Hybrid: WFH most days, Bracknell office twice a week.

API AWS Cloud C# .NET +7 skills

Client Server Limited

Full Stack Engineer (C#/.NET) – Hybrid, Cloud & Data

Build and maintain sports analytics platforms as a full-stack engineer, focused on C#/.NET Core backend work within large-scale distributed systems handling real-time data in the cloud. Hybrid role based in St Albans, UK, with two days of home working per week.

Analytics Cloud C# Distributed Systems .NET

Client Server Limited

Full Stack Engineer .Net JavaScript - Sports Betting

Full Stack Engineer building platforms that analyse and trade on global sports markets, working on large-scale distributed, real-time systems in a collaborative team. Core stack is C#/.NET Core with JavaScript, AWS, and microservices, in a hybrid role based in St Albans.

AWS Cloud C# Design Patterns Distributed Systems +3 skills

85K – 100K £

Client Server Limited

Senior Backend Engineer - C++/Windows (Finance) – 12m FTC

New UKContractSenior

12-month fixed-term contract in London building real-time, low-latency backend systems for finance/exchange connectivity, handling large data feeds over TCP/IP on Windows. Core stack is C/C++ with some C#, working in an Agile team across the full software development lifecycle.

Agile C++ C# TCP/IP

Client Server Limited

Senior Backend Engineer - C#/.NET (Sports Trading, London)

New On-siteUKSenior

Senior, hands-on backend engineer building and improving systems in C#/.NET (ASP.NET) for a global sports trading business, based onsite in Shoreditch, London. Strong SQL/Oracle database knowledge and solid computer science fundamentals are expected.

C# .NET Oracle SQL

Client Server Limited

C# .NET Backend Engineer — Sports Trading (London)

New UKFull-time

Build and maintain C#/.NET backend services for a sports trading company in London, writing robust, scalable code and working with SQL or Oracle databases. Full-time onsite in the City/Shoreditch office, collaborating closely with stakeholders.

C# .NET Oracle SQL

Senior Full Stack Engineer Vue C# .Net

Senior hands-on full-stack engineer owning features end-to-end on a global payments platform — roughly a 70/30 split of Vue.js frontend and C#/.NET backend work — including shaping architecture, modernising legacy services, and mentoring teammates.

AWS Cloud C# .NET Event Driven Architecture +6 skills