Company · 61 open roles
Careers at Client Server
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61 positions at Client Server
Full Stack Developer Java Ruby Angular
Client Server·Cheapside 80, London
<p><b>Salary: £90,000 - 90,000 per year</b></p> <b>Requirements:</b> <ul><li>Strong Java backend software development skills, including Spring Boot</li><li>Front end experience with JavaScript and Angular</li><li>Experience with relational databases and SQL query writing<…
Senior Platform Engineer Azure
Client Server·Ironsbottom, Sidlow
<p><b>Salary: £95,000 - 95,000 per year</b></p> <b>Requirements:</b> <ul><li>We are looking for experience in a similar Platform Engineer role within an Azure environment, with strong knowledge of AKS (Azure Kubernetes Service).</li><li>We expect experience working on com…
Junior Software Engineer C++ MedTech
Client Server·V7 Saxon Gate, Milton
<p><b>Salary: £40,000 - 40,000 per year</b></p> <b>Requirements:</b> <ul><li>We are looking for a degree-educated candidate in Computer Science or a closely related discipline, with a good understanding of mathematics.</li><li>We require commercial C++ development experie…
Senior Python Developer / Consultant SaaS
Client Server·Coverdale Crescent, Ardwick
<p><b>Salary: £80,000 - 80,000 per year</b></p> <b>Requirements:</b> <ul><li>We want someone with experience working directly with clients and taking ownership of bespoke development work.</li><li>We want strong Python backend development skills, ideally including FastAPI…
Full Stack Engineer / Technical Lead
Client Server·Cheapside 80, Upper Heyford
<p><b>Salary: £90,000 - 90,000 per year</b></p> <b>Requirements:</b> <ul><li>We require a BSc or MSc degree in Computer Science, Software Engineering, Mathematics, Physics, or a related technical discipline.</li><li>We require strong software engineering experience across…
Azure DevOps Engineer
Client Server·Cheapside 80, Reigate
<p><b>Salary: £40,000 - 70,000 per year</b></p> <b>Requirements:</b> <ul><li>We are looking for an Azure DevOps Engineer with experience working on a modern Azure-based tech stack.</li><li>We value hands-on experience in complex and technically challenging systems.</li><l…
Senior Full Stack Engineer
Client Server·Outer Circle, Marylebone
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Full stack development experience</li><li>Experience with Python</li><li>Experience with Django</li><li>Experience with Flutter or React</li><li>Experience with databases, particularly PostgreS…
Python Developer - Cyber Security
Client Server·V7 Saxon Gate, Milton
<p><b>Salary: £65,000 - 65,000 per year</b></p> <b>Requirements:</b> <ul><li>Strong Python and backend software engineering experience</li><li>Advanced problem-solving and critical-thinking skills</li><li>Willingness to learn and pick up new technologies</li><li>Experienc…
Full Stack Engineer TypeScript Node
Client Server·Curtain Road 134-146, Shoreditch
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>We require a BSc degree in a STEM discipline from a Russell Group university.</li><li>We require strong technical skills with TypeScript, Node, Nest, React, and other web technologies such as H…
Data Engineer Python - FinTech
Client Server·Curtain Road 134-146, Shoreditch
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>We are looking for a highly technical Data Engineer with experience in FinTech or finance</li><li>We need strong commercial data engineering experience, including building scalable data pipelin…
Lead AI Engineer Python LLM Tech Consultancy
Client Server·Curtain Road 134-146, Shoreditch
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>We are looking for an experienced Software Engineer with strong knowledge of AI, LLMs and agentic coding.</li><li>We require hands-on experience deploying LLMs and multi-modal models at scale i…
Backend Software Engineer Java Kotlin AWS
Client Server·Primrose Street 20, Broadgate
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>We are looking for a degree-educated candidate in Computer Science or a similar technical discipline.</li><li>We need experience across the full software development lifecycle and the full tech…
Data Scientist (m/f/d) - FinTech
Client Server·Clarence Street, Shieldfield
<p><b>Salary: £80,000 - 80,000 per year</b></p> <b>Requirements:</b> <ul><li>Outstanding record of academic achievement in a STEM discipline from a top-tier university (Russell Group or top 100 global university)</li><li>A grades at A-level</li><li>Commercial experience a…
Lead Software Engineer C# .Net
Client Server·Ironsbottom, Sidlow
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Expertise in C# .Net Core backend software development</li><li>Experience working on large, scalable systems with complexity</li><li>Strong technical leadership experience, taking ownership of …
Principal Front End Developer - Consultancy
Client Server·Primrose Street 20, Broadgate
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Experience within a financial services or Fintech environment</li><li>Strong React, JavaScript / TypeScript experience</li><li>Experience with modern CSS techniques (Flexbox, Grid) and framewor…
Mobile Engineer, Flutter (FinTech)
Client Server·Clarence Street, Shieldfield
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Minimum 2.1 BSc from a top tier university in Computer Science or similar technical/scientific discipline</li><li>Minimum A A B grades at A-level</li><li>Mobile development experience with Flut…
TypeScript Developer – FinTech
Client Server·Grey Street, Newcastle Upon Tyne
<p><b>Salary: £40,000 - 70,000 per year</b></p> <b>Requirements:</b> <ul><li>Strong proficiency in TypeScript and React</li><li>Solid understanding of front-end development principles</li><li>Experience with responsive design and cross-browser compatibility</li><li>Excell…
Lead Software Developer - Finance
Client Server·Clarence Street, Shieldfield
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Minimum 2.1 BSc in Computer Science or similar technical discipline from a top tier / Russell Group university</li><li>As at A-level</li><li>Experience in a similar role in a finance / trading …
Software Engineering Lead - Newcastle Upon Tyne
Client Server·Grey Street, Newcastle Upon Tyne
<p><b>Salary: £40,000 - 70,000 per year</b></p> <b>Requirements:</b> <ul><li>Proven experience in software engineering leadership</li><li>Strong technical background in software development</li><li>Experience in strategy formulation and execution</li><li>Familiarity with …
Data Engineer, SQL and Databricks
Client Server·Clarence Street, Shieldfield
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Minimum 2.1 BSc degree from a top tier university in Computer Science or a similar technical/scientific discipline</li><li>Minimum A A B grades at A-level</li><li>Commercial Data Engineering ex…
Software Engineer, Python, TypeScript, AWS, Ruby
client server·Cheapside 80, Broadgate
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Full stack experience, ideally with Ruby experience but strong Python, JavaScript/TypeScript, Node, and React skills are acceptable</li><li>Strong knowledge of AWS</li><li>Full software develop…
Senior Python Developer
Client Server·Silk Street, Barbican
<p><b>Salary: £100,000 - 100,000 per year</b></p> <b>Requirements:</b> <ul><li>Advanced backend Python development skills</li><li>Strong knowledge of AWS</li><li>Familiarity with DevOps practices, CI/CD, and Containerisation</li><li>Comfort with occasional front-end work<…
Founding Engineer (Full Stack Python/React)
client server·Angus Close 12, Cambridge
<p><b>Salary: £60,000 - 70,000 per year</b></p> <b>Requirements:</b> <ul><li>You enjoy taking ownership and can build software from scratch, iterating quickly.</li><li>You have strong technical skills across the full stack, primarily with Python and TypeScript.</li><li>Yo…
Web Security Engineer JavaScript
Client Server·The Mall, The City
<p><b>Salary: £80,000 - 80,000 per year</b></p> <b>Requirements:</b> <ul><li>We have strong experience in web application security and offensive security testing.</li><li>We have hands-on expertise in penetration testing and reverse engineering.</li><li>We have a deep und…