26 to 50 of 127 Client/Server Jobs in London

Java Developer / Software Engineer (Low Latency Trading) WFH / London to £120k Do have expertise with Java development combined with low latency trade order management systems experience? You could be progressing your career in a senior, impactful role at a growing FinTech that provide trading platforms to … improvements to the trading infrastructure, keeping up to date with the latest trends and development techniques to help unlock growth and enhance profitability. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a month (or more often … development experience including multi-threading You have experience of working on low latency trade order routing systems You have an understanding of time series / tick databases e.g. KDB You have advanced analysis and problem solving skills You have commercial acumen / entrepreneurial outlook Ideally you will have more »

Backend Software Engineer / Developer (C++ Linux) London / WFH to £300k+ Are you a backend focussed Software Engineer with C++ and Linux expertise? You could be progressing your career in a senior, hands-on role at a global systematic trading firm. As a Backend Software Engineer you … systems. There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible. Location / WFH: You'll join colleagues based in high spec offices with free breakfast and lunch at the onsite restaurant, with flexibility to work from … as OOP, Design Patterns, Data Structures You're collaborative with excellent communication skills What's in it for you: As a Backend Software Engineer / Developer (C++ Linux) you will earn a competitive package: Salary to £300k Significant Bonus Pension Private Healthcare 25 days holiday Opportunity to work on more »

Backend Software Engineer / Developer (C++ Linux) London / WFH to £300k+ Are you a backend focussed Software Engineer with C++ and Linux expertise? You could be progressing your career in a senior, hands-on role at a global systematic trading firm. As a Backend Software Engineer you … systems. There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible. Location / WFH: You'll join colleagues based in high spec offices with free breakfast and lunch at the onsite restaurant, with flexibility to work from … as OOP, Design Patterns, Data Structures You're collaborative with excellent communication skills What's in it for you: As a Backend Software Engineer / Developer (C++ Linux) you will earn a competitive package: Salary to £300k Significant Bonus Pension Private Healthcare 25 days holiday Opportunity to work on more »

Backend Software Engineer / Developer (Java Low Latency Trading) WFH / London to £120k Do have expertise with backend Java development combined with low latency trade order management systems experience? You could be progressing your career in a senior, impactful role at a growing FinTech that provide trading … improvements to the trading infrastructure, keeping up to date with the latest trends and development techniques to help unlock growth and enhance profitability. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a month (or more often … development experience including multi-threading You have experience of working on low latency trade order routing systems You have an understanding of time series / tick databases e.g. KDB You have advanced analysis and problem solving skills You have commercial acumen / entrepreneurial outlook Ideally you will have more »

Full Stack Developer / Engineer (C# .Net SQL TypeScript) Remote / London to £70k Tech driven payments company, that provide an excellent work life balance and clear career progression, is seeking a Full Stack Developer to join their team. Salary & Benefits: working to £70k plus equity cloud-based … .Net Core, Kubernetes, Azure, and serverless Microservices architecture; you’ll be mainly focussed on backend work but will also have exposure to TypeScript, React / Next.js on the front end. The company’s open banking solution enables customers to make convenient and secure online payments, saving companies time and … commercial C# .Net development skills have a good knowledge of SQL also have had exposure to front end development with languages such as JavaScript / TypeScript, React, Next.js you will have experience with cloud technologies (Azure) have an understanding of Payments processing or real-time programming collaborative, enthusiastic and more »

Backend Software Engineer / Developer (C++ Linux TMP) London / WFH to £300k+ Do you have expertise with C++ backend development, with experience of building low latency trading systems? You could be progressing your career in a senior, hands-on role at a global systematic trading firm. As … of a small, Agile team that is embarking on building a new, low latency, trade execution system from scratch utilising modern C++ (C++ 20 / C++ 23) and Template Meta Programming techniques. You'll be working across the full development lifecycle including design and architecture through to deployment, collaborating … systems. There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible. Location / WFH: You'll join the team in London 3-4 days a week with flexibility to work from home; when you're in the more »

Senior Software Engineer / Developer (C# .Net 6 AWS) London to £85k Are you a technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider whilst enjoying a range of perks … large scale data processing and will be able to assess and recommend new and emerging technologies, using the best tool for the job. Location / WFH: You'll join colleagues in the City office three days a week with flexibility to work from home the other two days. About … and understand the challenges involved You have strong analysis and problem, solving skills You have SQL experience You have a good understanding of CI / CD and Infrastructure as Code (Terraform) You're familiar with other languages such as Java and are open to learn new things You're more »

Senior Business Analyst London / WFH to £110k Are you a client facing Business Analyst with a strong knowledge of Physical Oil Trading? You could be progressing your career in a senior, hands-on role at a global commodities trading platform software house. As a Senior Business … Analyst you'll utilise your knowledge of Commodity Logistics / Operations to liaise with clients (banks, financial institutions) to understand their bespoke system requirements; you'll be gathering requirements for complex financial products and communicating the products capabilities and functionalities. You'll design and optimise business processes and manage … the delivery of the product to meet expectations, producing technical documentation (e.g. business requirement documentation, Use Cases, GUI / Interface designs, process flows) and communicating with all parties throughout the software development lifecycle. Location / WFH: You'll join a small, friendly and professional team in South East more »

.Net Developer / Software Engineer (F# C# .Net TypeScript React) London to £140k+ Do you have expertise with .Net, enjoy working with a range of range of programming languages across the full tech stack? You could be working on complex and interesting real-time systematic trading systems, with complex … new instruments and venues, developing new trading capabilities, all the technology is proprietary with a focus on writing computational, efficient low latency code. Location / WFH: You'll join accomplished colleagues in the London office with flexibility to work from home one day a week (there are also flexible … other relevant discipline, having gained a 2.1 or above from a top tier university What's in it for you: As a .Net Developer / Software Engineer you will earn a competitive package: Salary to £140k Bonus (c25%), discretionary 26 days holiday (in addition to Bank Holidays) Pension Interesting more »

Software Engineer / Developer (Elixir Elm TypeScript AWS) London / WFH to £85k Do you enjoy problem solving and working with a range of technologies including functional programming languages? You could be progressing your career in a senior, hands-on Software Engineer role at a successful, profitable energy … full development lifecycle from architecture and design through to implementation. There's a range of technology in the stack, you'll have a 70 / 30 split between backend and frontend development using Elixir, Elm, TypeScript and AWS amongst others. Location / WFH: You'll join the team … PostgreSQL, AWS, Docker You are degree educated in Computer Science or similar STEM discipline, having achieved a 2.1 or above from a Russel Group / Oxbridge university Ideally you will have a good understanding of financial markets What's in it for you: Competitive salary, to £85k Equity Hybrid more »

Back End Developer / Engineer (C# .Net 6 AWS) London to £65k Are you a C# technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider. As a Back End Developer … large scale data processing and will be able to assess and recommend new and emerging technologies, using the best tool for the job. Location / WFH: You'll join colleagues in the City office three days a week with flexibility to work from home the other two days. About … strong C# .Net skills and a good understanding of SOLID Design Principles You have SQL experience You have a good understanding of AWS, CI / CD and Infrastructure as Code (Terraform) You're familiar with other languages such as Java and are open to learn new things You've more »

C++ Developer / Backend Software Engineer (C++ Python AI) London to £120k Are you a data centric technologist who has expertise with C++ and Python looking for an opportunity to work on complex and interesting AI based systems? You could be progressing your career at a growing tech start … parts running on GPU. There's a variety of technical challenges, you'll be problem solving and collaborating, working on cutting edge technology. Location / WFH: You'll join a small, growing team based in Bank, London with flexibility to work from home once a week. About you: You … re a skilled Software Developer / Engineer with a thorough knowledge of Computer Science fundamentals such as OOP, Data Structures, Design Patterns You have advanced level C++ skills (they're using C++20) including multithreading You have also have strong Python skills and experience of integrating Machine Learning models (using more »

Java Developer / Backend Software Engineer (Java Kotlin AWS) *Hybrid WFH* to £85k Are you a Java Developer with strong backend development skills? You could be progressing your career working on a financial Tech for Good product in a hands-on role at a scale-up software house. The … learn and use a range of programming languages You're likely to be degree educated, Computer Science preferred Salary & benefits: As a Java Developer / Backend Software Engineer you will earn a competitive salary (to £85k) plus a comprehensive benefits package including: Pension Private healthcare Life Assurance and Income … Protection Tax free childcare Apply now to find out more about this Java Developer / Backend Software Engineer (Java Kotlin AWS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an more »

Software Developer / Engineer (.Net F# C#) London to £140k+ Do you have expertise with .Net? You could be working on complex and interesting real-time systematic trading systems, with complex problem solving and continual learning and self-development opportunities at a Swiss based Asset Manager that is expanding … new instruments and venues, developing new trading capabilities, all the technology is proprietary with a focus on writing computational, efficient low latency code. Location / WFH: You'll join accomplished colleagues in the London office with flexibility to work from home one day a week (there are also flexible … other relevant discipline, having gained a 2.1 or above from a top tier university What's in it for you: As a Software Developer / Engineer you will earn a competitive package: Salary to £140k Bonus (c25%), discretionary 26 days holiday (in addition to Bank Holidays) Pension Interesting work more »

Data Developer / Software Engineer (C# .Net F# SQL Data) London to £140k+ Are you a Data Developer with .Net expertise? You could be working on complex and interesting real-time systematic trading systems, with complex problem solving and continual learning and self-development opportunities at a Swiss based … sources into the back test and execution platforms. All the technology is proprietary with a focus on writing computational, efficient low latency code. Location / WFH: You'll join accomplished colleagues in the London office with flexibility to work from home one day a week (there are also flexible … other relevant discipline, having gained a 2.1 or above from a top tier university What's in it for you: As a Data Developer / Software Engineer you will earn a competitive package: Salary to £140k Bonus (c25%), discretionary 26 days holiday (in addition to Bank Holidays) Pension Interesting more »

C++ Developer / Engineer (3D Graphics OpenGL) London to £50k Are you a bright, ambitious C++ Developer with a record of academic achievement and an interest in 3D graphics and AI? You could be progressing your career at a fast growing tech start-up that is developing the next … discipline, Computer Science or Engineering preferred You have commercial C++ development experience You have experience with OpenGL and a strong interest in 3D graphics / XR (Extended Reality) You have experience with shaders, they use Vertex and Fragment You have a thorough understanding of Computer Science fundamentals such as … a C++ Developer you will earn a competitive salary (to £50k) plus equity shares. Apply now to find out more about this C++ Developer / Software Engineer (3D Graphics OpenGL C++) opportunity. At Client Server we believe in a diverse workplace that allows people to more »

Senior DevOps Engineer (Kubernetes AWS EKS Terraform) London / WFH to £110k Are you a technologist DevOps Engineer seeking a role where you can apply and develop your skills, be challenged and collaborate to solve problems, working on a modern tech stack where you can have a great deal … of the core platform and tune existing tools to improve developer experience with a focus on the automation of development and deployment processes (CI / CD). You'll be working with a modern tech stack with a focus on AWS, Kubernetes and Terraform. The company prides itself on … you'll seek to make continual improvements and drive the adoption of Infrastructure as Code practices working with a wide range of technologies. Location / WFH: You'll be based in fantastic offices in a vibrant area of London with in-house gym and steam room, games room with more »

Technical Account Manager (Cyber Security Ops) London / WFH to £45k Opportunity to progress your career as part of a hugely talented team at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time … providing troubleshooting and technical support during this process whilst also developing your knowledge and skills around Security Operations, Threat Hunting and Offensive Security. Location / WFH: There's a remote interview / onboarding process and the ability to work from home for the majority of the time with … offices (i.e. 2-3 times a month). About you: You're degree educated, having achieved a 2.1 or above from a Red Brick / Russel Group, top tier university - Computer Science, Engineering, Physics or Mathematics; MSc or PhD advantageous You have commercial experience with Penetration testing, Offensive Security more »

Quantitative Developer (C++ Python) London / WFH to £300k+ Are you a Quantitative Developer with strong C++ and Python skills? You could be progressing your career in a senior, hands-on role at a global systematic trading firm and earning significant bonuses. As a Quantitative Developer you will collaborate … closely with a particular trading desk / pod and have a direct impact on the team's success. There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible; you'll wok on ultra-low latency algorithmic trading … systems (tracking nanoseconds), the research platform which encompasses terabytes of data per day, analytics and cloud based infrastructure. Location / WFH: You'll join colleagues based in high spec offices with free breakfast and lunch at the onsite restaurant, with flexibility to work from home two days a week. more »

DevOps Engineer (Ansible Ruby) London / WFH Are you a technologist DevOps Engineer with the ability to write code in Ruby? You could be progressing your career and gaining valuable finance experience at a successful and growing FinTech that processed over £250 billion in business money transfers last year. … As a DevOps Engineer you'll join a small team to maintain and enhance new and existing DevOps and CI / CD processes in line with Agile workstreams, partnering with the software engineering team to help build systems and test automation infrastructure. One of your key responsibilities will be … the year, a well stocked kitchen and other perks Apply now to find out more about this DevOps Engineer (Ansible Ruby) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal more »

in London UK and the current expectation is for the resource to work three days in the Battersea office with flexible days on Monday / Friday. For this contractor position, you will: Triage, troubleshoot & resolve front-line production support alerts and tickets. Monitor high-traffic systems responsible for operations … middleware, physical hardware & databases. Have a systematic, test and measure approach to continually improving operations & monitoring. Understand Web Service APIs, Internet architecture, & common client-server technology stacks. Provide a high level of customer experience to our internal and external stakeholders. Work closely with third parties, interacting … for ensuring our customers and stakeholders always get the best possible experience. Competencies : Well organised, learning on the fly, self-development, problem-solving, functional / technical skills. Prior experience as an SRE, System Administrator, Application Support, or similar role. more »

in London UK and the current expectation is for the resource to work three days in the Battersea office with flexible days on Monday / Friday. For this contractor position, you will: Triage, troubleshoot & resolve front-line production support alerts and tickets. Monitor high-traffic systems responsible for operations … middleware, physical hardware & databases. Have a systematic, test and measure approach to continually improving operations & monitoring. Understand Web Service APIs, Internet architecture, & common client-server technology stacks. Provide a high level of customer experience to our internal and external stakeholders. Work closely with third parties, interacting … for ensuring our customers and stakeholders always get the best possible experience. Competencies : Well organised, learning on the fly, self-development, problem-solving, functional / technical skills. Prior experience as an SRE, System Administrator, Application Support, or similar role. more »

Cyber Security Engineer London / WFH to £100k Do you enjoy collaborating and working on complex systems with cutting edge technology? You could be progressing your career at a highly profitable Hedge Fund that invests in sports betting markets whilst enjoying a range of perks and benefits including hybrid … continual learning and self development opportunities and will be able to participate in technical discussions and decision making in a fairly flat structure. Location / WFH: You'll be based in fantastic offices in a vibrant area of London with in-house gym and steam room, games room with … Splunk, SIEM, SOAR, EDR, NDR You have a good knowledge of Linux and associated scripting languages e.g. Python, bash, PowerShell You have an infrastructure / systems engineering background Ideally you will have AWS cloud security experience, although you can learn this on the job You're collaborative and enjoy more »

Provide guidance on advanced engineering methods to safeguard the network from security threats associated with various architectures, including web, mobile, and client / server. • Evaluate the security measures of third-party systems and applications to ensure compliance with bank policies and standards, including authentication, authorization, and error more »

Data Architecture within an Azure environment? You could be progressing your career in a senior, hands-on role at a hugely successful, global FinTech / FX brokerage as they scale, whilst enjoying a range of perks and benefits including 30 days a year work from anywhere. As a Data … to deliver data where and when it is needed. You'll set and communicate the technical direction, evaluating technology choices and making recommendations. Location / WFH: There's a hybrid work from policy; you'll join colleagues in impressive London, City offices Monday to Friday for the first week … development Company lunch in the office Regular social events Apply now to find out more about this Data Architect (Azure Databricks) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal more »