226 to 250 of 440 Client/Server Jobs in England

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 ❯

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 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 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 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 ❯

Lead Full Stack Developer - Python AWS React Lead Full Stack Developer / Engineer (Python AWS React) Manchester / WFH to £100k Are you a technologist Full Stack Developer with experience of leading projects and setting the technical direction? You could be progressing your career in a senior, hands-on leadership role at a technology start-up that is … of your work quickly and can influence technology decisions. You'll be working with Python within an AWS environment using TypeScript, React, and Next.js on the front end. 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 … days in the office in Manchester) Impactful role with excellent career progression opportunities as the company scales. Apply now to find out more about this Lead Full Stack Developer / Engineer (Python AWS React) opportunity. At Client Server, we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

on complex and interesting AI systems in an impactful role? You could be joining a FinTech start-up, the company has secure backing and an established Hedge Fund client as a partner. As an AI Engineer you will join a new team responsible for evaluating and introducing AI and LLM Machine Learning functionality into the company's proprietary … Patterns, Algorithms You're excited to join a start-up in a role that you can shape and influence What's in it for you: As an AI Engineer / Developer (Python LLM) you will earn a competitive package: Salary to £200,000 (negotiable) Bonus 25 days holiday Healthcare Generous pension contribution Continuous career development opportunities Social team atmosphere … with a range of events and early finish for drinks on Fridays Apply now to find out more about this AI Engineer / Developer (Python LLM) 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 opportunities employer whose people More ❯

Technical Product Manager (API SaaS) London / WFH to £120k Are you a tech savvy Product Manager with previous experience as a Software Engineer / Developer and a good knowledge of APIs? You could be joining a highly regarded provider of serverless real-time infrastructure for the Internet that processes billions of messages a day and powers everything … appropriate. You will join an accomplished team of software professionals working on complex and interesting systems where you'll be encouraged to learn and continuously develop your career. Location / WFH: You can work from most of the time, collaborating via Slack and meeting up with the team at the dog friendly office in North London for tech talks … You have commercial experience as a Product Manager within a technical environment working with software engineering teams with a delivery focus You have previous experience as a Software Engineer / Developer You have a good technical understanding of the software development lifecycle, Agile methodologies, SaaS based products, APIs, UX and DevOps You have excellent written and verbal communication skills 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 understanding of financial markets and technology? You could join a growing, global Fintech services company that has experienced 30-40% year-on-year growth for the past … the platform's front end, focusing on real-time data visualisation on critical business systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: Join the team in Central London three days a week with flexibility to work from home the other two days. About you: You possess strong knowledge of software … 80k Private Medical Healthcare including Dental and Vision cover Pension Employee Wellness Programme Summer hours £2k personalised training budget Apply now to learn more about this opportunity. At Client Server, we value diversity and are an equal opportunities employer. We celebrate all walks of life and do not discriminate based on race, colour, religion, sex, gender More ❯

leave (plus the option to buy more), a health cash plan, life assurance, pension scheme, and a generous flexible benefits fund. The Role Were working with a fantastic client whos on the lookout for a talented Senior SOC Analyst to join their team in Gosport. This is a key role in helping protect the UK's national infrastructure … capability Staying up to date on cyber threats and sharing your knowledge with the team Mentoring junior analysts and contributing to a positive, collaborative team culture What Our Client is Looking For Solid experience working in a SOC environment (SOC Level 2 or higher) Strong hands-on knowledge of SIEM platforms (Microsoft Sentinel, Splunk) Great understanding of network … team Hands-on familiarity with SIEM platforms especially Microsoft Sentinel and Splunk Working knowledge of the MITRE ATT&CK framework for threat detection Strong understanding of: Network protocols (TCP / IP, SMTP, HTTP, FTP, etc.) Web and client-server applications Firewalls, VPNs, antivirus tools, and databases Why is This a Great Opportunity: Benefits: 25 days More ❯

Platform Engineer (Kubernetes K8S Cloud) Reigate / WFH to £85k Are you a technologist Platform Engineer with Kubernetes expertise? You could be progressing your career working on complex and technically challenging systems with continual learning opportunities a global FinTech. As a Platform Engineer you'll join a small team responsible for delivering and managing business critical services that are … gather requirements, address concerns and provide updates on projects and systems status and with engineering, support and operations teams to help upskill them, supporting knowledge transfer via documentation. Location / WFH: There's a hybrid work from model, you can work from most of the week, meeting up with colleagues in Reigate 1-2 days a week in modern … open plan offices within a five minute walk of the station; there's a smart casual dress code, onsite restaurant and a good work / life balance. About you: You have strong Platform Engineering or DevOps experience, ideally within a SaaS environment You have an indepth knowledge of Kubernetes with hands on experience of deploying at scale You have More ❯

Staff Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social … ll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects, working across the full tech stack to create the beta product. Location / WFH: You can work from home most of the time, the company has office space in London you'll join them there once every three weeks, and also occasionally … package Impactful role with excellent progression opportunities Opportunity to work on tech for good to positively benefits society Apply now to find out more about this Staff Software Engineer / Developer (Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

Staff Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social … ll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects, working across the full tech stack to create the beta product. Location / WFH: You can work from home most of the time, the company has office space in London you'll join them there once every three weeks, and also occasionally … package Impactful role with excellent progression opportunities Opportunity to work on tech for good to positively benefits society Apply now to find out more about this Staff Software Engineer / Developer (Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

Staff Software Engineer / Developer (Kotlin AWS React) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social care … ll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects, working across the full tech stack to create the beta product. Location / WFH: You can work from home most of the time, the company has office space in London you'll join them there once every three weeks, and also occasionally … package Impactful role with excellent progression opportunities Opportunity to work on tech for good to positively benefits society Apply now to find out more about this Staff Software Engineer / Developer (Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

Staff Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social … ll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects, working across the full tech stack to create the beta product. Location / WFH: You can work from home most of the time, the company has office space in London you'll join them there once every three weeks, and also occasionally … package Impactful role with excellent progression opportunities Opportunity to work on tech for good to positively benefits society Apply now to find out more about this Staff Software Engineer / Developer (Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

Senior Front End Developer / Engineer (JavaScript Vue.js) London to £100k Do you enjoy working with a range of programming languages? You could be progressing your career in a senior, hands-on Front End Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining … for the job as well as own your own DevOps and deployment. There's an emphasis on getting stuff done and immediate business impact, alongside longer term strategy. Location / WFH: There's a hybrid work from home model with three days a week in the Hammersmith office and the other two work from home. When in the office … and technologies You enjoy learning and picking up new things You're flexible and able to adapt to changing priorities You have full software development lifecycle experience including CI / CD and testing You're collaborative with Agile team experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech More ❯

Senior Front End Developer / Engineer (JavaScript Vue.js) London to £100k Do you enjoy working with a range of programming languages? You could be progressing your career in a senior, hands-on Front End Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining … for the job as well as own your own DevOps and deployment. There's an emphasis on getting stuff done and immediate business impact, alongside longer term strategy. Location / WFH: There's a hybrid work from home model with three days a week in the Hammersmith office and the other two work from home. When in the office … and technologies You enjoy learning and picking up new things You're flexible and able to adapt to changing priorities You have full software development lifecycle experience including CI / CD and testing You're collaborative with Agile team experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech More ❯