126 to 150 of 255 Remote Client/Server Jobs

Location: London, United Kingdom Job Category: Other EU work permit required: Yes Job Reference: ca30f97d0348 Job Views: 4 Posted: 22.06.2025 Expiry Date: 06.08.2025 Job Description: Java Software Engineer / Developer WFH to £100k Are you a skilled Java Software Engineer with low latency trading systems experience? You could be progressing your career at a global market data and … will collaborate with cross-functional teams to design systems that meet business and regulatory requirements. You will seek to continuously improve system performance and scalability, implement automated testing, CI / CD pipelines, and document system workflows, architecture, and design decisions. Location / WFH: You can work from home most of the time but must be commutable to the … can explain full system workflows and make recommendations for improvements to reduce latency and increase throughput. You have experience with Spring framework and Java build tools such as Gradle / Maven. You're comfortable working in a Linux environment. You are collaborative and pragmatic with excellent communication skills. What's in it for you: Salary up to £100k Generous More ❯

Social network you want to login / join with: Client: Client Server Location: London, United Kingdom Job Category: Other EU work permit required: Yes Job Reference: 2ce5d04db2b4 Job Views: 5 Posted: 25.06.2025 Expiry Date: 09.08.2025 Job Description: Are you a technologist Software Engineer who enjoys using a range of languages whilst continually learning … companies to assess security risk. You'll be collaborating and problem solving as part of a small, flexible engineering team where knowledge sharing and continuous improvement are key. Location / WFH: You'll join the team in the London Bridge office three days a week with flexibility to work from home the other two. About you: You have a … software engineering principles and best practices You have a good knowledge of AWS, including familiarity with AWS Lambda, API Gateway, S3, CloudWatch You have experience working in start-up / small company environments with changing priorities You are collaborative with great communication skills What's in it for you: As a Software Engineer / Developer, you will earn More ❯

Reliability Engineer SRE Java - FinTech Lead Site Reliability Engineer SRE Java - FinTech Get AI-powered advice on this job and more exclusive features. This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay … range Direct message the job poster from Client Server Team Lead (DevOps & Cyber Security) at Client Server Lead Site Reliability Engineer / SRE (Java) London / WFH to £130k Are you a Site Reliability Engineering technologist with a Java software engineering background seeking a role where you can make the … public cloud, containerisation, reliability testing and observability, liaising with business stakeholders to establish the product roadmap and providing technical leadership to a small team of experienced SRE Engineers. Location / WFH: There's a hybrid model with two days a week work from home, when you are in the office you'll be based in the City with an More ❯

Server Location: London, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 3 Posted: 27.06.2025 Expiry Date: 11.08.2025 Job Description: Staff Software Engineer / Developer (Kotlin AWS React) Hybrid WFH to £110k Would you like to advance your career in an impactful, hands-on Software Engineer role working on Tech for Good? You … front end. You will be involved in architecture, design, and coding, handling complex business logic, authentication, and security, across the full tech stack to develop the beta product. Location / WFH: You can work remotely most of the time. The company has an office in London where you will join once every three weeks and occasionally visit clients in … 120k Equity shares package Impactful role with excellent progression opportunities Opportunity to work on Tech for Good, benefiting society Apply now to learn more about this Staff Software Engineer / Developer (Kotlin AWS React) role. At Client Server, we value diversity and are committed to equal opportunities. We welcome applicants from all backgrounds and do More ❯

Location: London, United Kingdom Job Category: Other - EU work permit required: Yes Job Reference: fc64cc70c1ac Job Views: 4 Posted: 29.06.2025 Expiry Date: 13.08.2025 Job Description: Java Developer / Backend Software Engineer / Developer WFH to £100k Are you a skilled Java Developer with low latency trading systems experience? You could be progressing your career at a … day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI / CD pipelines and document system workflows, architecture and design decisions. Location / WFH: You can work from home from anywhere in the UK on a fulltime basis … with some flexibility around start / finish times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems More ❯

C++ Developer / Software Engineer (Linux Windows) Cambridge / WFH to £65k Are you a C++ technologist looking for an opportunity to progress your career whilst working on complex and interesting systems with continual learning opportunities? You could be joining a market leading software house that's remote access product is used by hundreds of millions of users … and Dart (you can pick these up on the job), upcoming projects include a piece around cryptography, there's a strong pipeline of projects to keep it interesting! Location / WFH: There's a friendly and supportive team environment, you'll be able to work from home most of the time, meeting up with colleagues in the Cambridge office … month. About You: You have strong C++ development skills You have cross platform experience (i.e. Linux and Windows) You have a good understanding of networking technologies, protocols e.g. TCP / IP, UDP, multicast and security principles / regulated environments You're collaborative with clear, concise communication skills You have a relevant degree e.g. Computer Science It would be More ❯

Backend Software Engineer / Developer (C++) Cambridge / WFH to £65k Are you a C++ technologist looking for an opportunity to progress your career whilst working on complex and interesting systems with continual learning opportunities? You could be joining a market leading software house that's remote access product is used by hundreds of millions of users worldwide. … Dart (you can pick these up on the job), up coming projects include a piece around cryptography, there's a strong pipeline of projects to keep it interesting! Location / WFH: There's a friendly and supportive team environment, you'll be able to work from home most of the time, meeting up with colleagues in the Cambridge office … month. About You: You have strong C++ development skills You have cross platform experience (i.e. Linux and Windows) You have a good understanding of networking technologies, protocols e.g. TCP / IP, UDP, multicast and security principles / regulated environments You're collaborative with clear, concise communication skills You have a relevant degree e.g. Computer Science It would be More ❯

now looking for a Senior Backend Game Engineer to help design and build scalable systems that power seamless multiplayer experiences. You’ll be embedded directly with a major client studio, working alongside talented engineers, designers, and DevOps teams to bring ambitious projects to life. What you’ll do: Architect and build backend systems for multiplayer online games — authentication … with cloud platforms (AWS, Azure, or GCP) Familiarity with matchmaking, player sessions, anti-cheat systems Database experience across SQL and NoSQL (PostgreSQL, Redis, MongoDB) Hands-on with microservices, Docker / Kubernetes, and server orchestration Bonus if you have: Familiarity with PlayFab, AccelByte, Nakama, or similar GBaaS Experience working with console / PC network platforms (Xbox, PSN … Steam, etc.) Knowledge of UE5’s networking model or client-server architecture CI / CD and modern DevOps workflows Salary up to £80k Fully remote opportunity able to be worked from anywhere in the world. A chance to work with top AAA studios. A well-established career ladder that offers chances for advancement, more responsibility More ❯

Social network you want to login / join with: Backend Software Engineer Python SQL - Hedge Fund, London col-narrow-left Client: Client Server Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: bbdb661301c3 Job Views: 6 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description … Backend Software Engineer / Developer *London onsite* to £180k+ Are you a technologist Backend Software Engineer with strong Python coding experience and a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. What's in it for you: Salary to £180k Significant … high performance streaming compute operations. You'll be equipped with all the latest kit to help you succeed as well as learning from industry experts on world finance. Location / WFH: You'll join the team in fantastic London (Soho) based offices that offer a wide range of facilities including nutritionally balance breakfast, lunch and all day snacks. Please More ❯

Software Engineer / Developer (JavaScript Node.js AWS API) London / WFH to £85k Are you a technologist Software Engineer who enjoys using a range of languages whilst continually learning? You could be progressing your career at a successful and growing Cyber Security Risk Management tech company, working on complex and interesting systems at the cutting edge of technology … the React front end too. You'll be collaborating and problem solving as part of a small, flexible engineering team where knowledge sharing and continuous improvement are key. Location / WFH: You'll join the team in the London Bridge office three days a week with flexibility to work from home the other two. About you: You have JavaScript … / TypeScript backend development experience You have a good knowledge of REST APIs You have strong SQL query writing skills You have experience of working on scalable systems with complexity You have a good knowledge of software engineering principles and best practices You have a good knowledge of AWS, including familiarity with AWS Lambda, API Gateway, S3, CloudWatch You More ❯

Full Stack Developer / Engineer (JavaScript Node.js AWS API) London / WFH to £85k Are you a technologist who enjoys using a range of languages whilst continually learning? You could be progressing your career as a Full Stack Developer at a successful and growing Cyber Security Risk Management tech company, working on complex and interesting systems at the … the React front end too. You'll be collaborating and problem solving as part of a small, flexible engineering team where knowledge sharing and continuous improvement are key. Location / WFH: You'll join the team in the London Bridge office three days a week with flexibility to work from home the other two. About you: You have JavaScript … / TypeScript backend development experience You have a good knowledge of REST APIs You have strong SQL query writing skills You have experience of working on scalable systems with complexity You have a good knowledge of software engineering principles and best practices You have a good knowledge of AWS, including familiarity with AWS Lambda, API Gateway, S3, CloudWatch You More ❯

Java Developer / Backend Software Engineer / Developer WFH to £100k Are you a skilled Java Developer with low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for cryptocurrency markets. As a Java Developer you will develop, test and maintain high-quality, low-latency Java applications handling … day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI / CD pipelines and document system workflows, architecture and design decisions. Location / WFH: You can work from home from anywhere in the UK on a fulltime basis … with some flexibility around start / finish times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems More ❯

Full Stack Engineer / Developer (Java Angular SQL API) London / WFH to £90k Are you full stack technologist? You could be progressing your career in a hands-on, impactful, Senior Full Stack Developer role, working on a "tech for good" product that is helping to drive efficiencies for the NHS, the core product is a highly complex … real-time shift rota application, hosted on AWS and available via the web or mobile device (iOS / Android). As a Full Stack Engineer you will play a crucial role in re-architecting and enhancing the scheduling platform to a Java and Angular codebase (from Ruby and TypeScript). You'll design and develop scalable backend Java services … ll input into technical discussions and decision making, as a senior member of a small team where you'll be able to influence best practice and technology choices. Location / WFH: You'll join colleagues in the London, City based offices 3-4 days a week with some flexibility to work from home 1-2 days. About you: You More ❯

Full Stack Engineer / Developer (Java Angular SQL API) London / WFH to £90k Are you full stack technologist? You could be progressing your career in a hands-on, impactful, Senior Full Stack Developer role, working on a "tech for good" product that is helping to drive efficiencies for the NHS, the core product is a highly complex … real-time shift rota application, hosted on AWS and available via the web or mobile device (iOS / Android). As a Full Stack Engineer you will play a crucial role in re-architecting and enhancing the scheduling platform to a Java and Angular codebase (from Ruby and TypeScript). You'll design and develop scalable backend Java services … ll input into technical discussions and decision making, as a senior member of a small team where you'll be able to influence best practice and technology choices. Location / WFH: You'll join colleagues in the London, City based offices 3-4 days a week with some flexibility to work from home 1-2 days. About you: You More ❯

Java Software Engineer / Developer WFH to £100k Are you a skilled Java Software Engineer with low latency trading systems experience You could be progressing your career at a global market data and trading platform provider for cryptocurrency markets. As a Java Software Engineer you will develop, test and maintain high-quality, low-latency Java applications handling millions of … day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI / CD pipelines and document system workflows, architecture and design decisions. Location / WFH: You can work from home from most of the time but must be commutable to … can explain full system workflows and make recommendations for improvements to reduce latency and increase throughput You have experience with Spring framework and Java build tools such as Gradle / Maven You're comfortable working in a Linux environment You are collaborative and pragmatic with excellent communication skills What's in it for you: Salary to £100k Generous holiday More ❯

Software Engineer / Developer (JavaScript Node.js AWS API) London / WFH to £85k Are you a technologist Software Engineer who enjoys using a range of languages whilst continually learning? You could be progressing your career at a successful and growing Cyber Security Risk Management tech company, working on complex and interesting systems at the cutting edge of technology … the React front end too. You'll be collaborating and problem solving as part of a small, flexible engineering team where knowledge sharing and continuous improvement are key. Location / WFH: You'll join the team in the London Bridge office three days a week with flexibility to work from home the other two. About you: You have JavaScript … / TypeScript backend development experience You have a good knowledge of REST APIs You have strong SQL query writing skills You have experience of working on scalable systems with complexity You have a good knowledge of software engineering principles and best practices You have a good knowledge of AWS, including familiarity with AWS Lambda, API Gateway, S3, CloudWatch You More ❯

Backend Software Engineer / Developer (Java Low Latency OMS EMS) WFH to £100k Are you a skilled Backend Software Engineer with strong Java skills and low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for Cryptocurrency markets. As a Backend Software Engineer you will develop, test and maintain … day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI / CD pipelines and document system workflows, architecture and design decisions. Location / WFH: You can work from home from anywhere in the UK on a fulltime basis … with some flexibility around start / finish times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems More ❯

Backend Software Engineer / Developer (Java Low Latency OMS EMS) WFH to £100k Are you a skilled Backend Software Engineer with strong Java skills and low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for Cryptocurrency markets. As a Backend Software Engineer you will develop, test and maintain … day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI / CD pipelines and document system workflows, architecture and design decisions. Location / WFH: You can work from home from anywhere in the UK on a fulltime basis … with some flexibility around start / finish times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems More ❯

Senior Developer / Engineer (React TypeScript) London to £80k Are you a skilled Software Developer with strong React and TypeScript skills combined with a good appreciation of financial markets and technology You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past 10 years and has ambitious growth … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … backend systems You're degree educated, having achieved a 2.1 or above in Computer Science or similar technical discipline What's in it for you: As a Senior Developer / Engineer (React TypeScript) you will receive a comprehensive package including: Salary to £80k Private Medical Healthcare including Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer More ❯

Senior JavaScript Developer / Engineer Manchester to £85k Are an experienced JavaScript Developer looking for an opportunity to make an impact and progress your career? You could be joining a technology start-up that is producing a software suite for legal firms that massively reduces para-legal workloads, they have seen huge interest in the product and have a … quickly and be able to influence technical decision making. You'll mainly be working with JavaScript and React, collaborating with backend engineers using Python within an AWS environment. Location / WFH: You'll join a small but growing team based in Central Manchester three days a week with flexibility to work from home the other two days. About you … Hybrid working (x3 days office in Manchester) Impactful role with excellent career progression opportunities as the company scales Apply now to find out more about this Senior JavaScript Developer / Engineer 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 ❯

Senior Front End Developer / Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Senior Front End Developer / Engineer (React TypeScript Data Visualisation) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯

Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths More ❯

Senior JavaScript Developer / Engineer Manchester to £85k Are an experienced JavaScript Developer looking for an opportunity to make an impact and progress your career? You could be joining a technology start-up that is producing a software suite for legal firms that massively reduces para-legal workloads, they have seen huge interest in the product and have a … quickly and be able to influence technical decision making. You'll mainly be working with JavaScript and React, collaborating with backend engineers using Python within an AWS environment. Location / WFH: You'll join a small but growing team based in Central Manchester three days a week with flexibility to work from home the other two days. About you … Hybrid working (x3 days office in Manchester) Impactful role with excellent career progression opportunities as the company scales Apply now to find out more about this Senior JavaScript Developer / Engineer 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 ❯

Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths More ❯

Senior Developer / Engineer (React TypeScript) London to £80k Are you a skilled Software Developer with strong React and TypeScript skills, combined with a good understanding of financial markets and technology? You could be joining a growing, global Fintech services company that has experienced 30-40% year-on-year growth for the past 10 years and has ambitious plans … front end of the platform, focusing on real-time data visualization on business-critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You will join the team in Central London three days a week, with flexibility to work from home for the remaining two days. About you: You possess a … backend systems. You hold a degree in Computer Science or a similar technical discipline, with a 2.1 or above. What's in it for you: As a Senior Developer / Engineer (React TypeScript), you will receive a comprehensive package including: Salary up to £80k Private Medical Healthcare, including Dental and Vision cover Pension Employee Wellness Programme Summer hours £2k More ❯