301 to 325 of 504 Client/Server Jobs in the UK

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 Benefits: 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 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 Benefits: 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 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 Benefits: 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 More ❯

Social network you want to login / join with: Backend Software Engineer C++ Linux, London col-narrow-left Client: Client Server Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: d8aa6b3f972d Job Views: 16 Posted: 17.06.2025 Expiry Date: 01.08.2025 col-wide Job Description: 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 will design, develop and optimise low latency, high throughput C++ trading systems … and reliability of trading systems. There are many complex technical challenges, you'll be collaborating with a highly talented team 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 home two days a week. More ❯

Windows Systems Administrator (IIS) Godalming / WFH to £50k Do you have a strong knowledge of Windows Server? You could be progressing your career in a hands-on role at a successful software house. As a Windows Systems Administrator you'll be an integral part of a small team responsible for the company's technical infrastructure. You … assist with security maintenance for ISO27001, develop the existing disaster recovery procedures, write environment documentation (including network diagrams, procedures and Scripts) troubleshoot performance issues and investigate customer issues. Location / WFH: You can work from home most of the time, meeting up with colleagues once a week in the Godalming office (free onsite parking). Please note there is … a on-call requirement of one week in four, providing 24 / 7 cover (you'll get an additional 7% of your base salary pro-rata). About you: You have experience as a Windows Systems Administrator, with a strong knowledge of Windows Server 2019-22 and Windows IIS You have a strong knowledge of backup, recovery More ❯

Windows Systems Administrator (IIS) Godalming / WFH to £50k Do you have a strong knowledge of Windows Server? You could be progressing your career in a hands-on role at a successful software house. As a Windows Systems Administrator you'll be an integral part of a small team responsible for the company's technical infrastructure. You … assist with security maintenance for ISO27001, develop the existing disaster recovery procedures, write environment documentation (including network diagrams, procedures and Scripts) troubleshoot performance issues and investigate customer issues. Location / WFH: You can work from home most of the time, meeting up with colleagues once a week in the Godalming office (free onsite parking). Please note there is … a on-call requirement of one week in four, providing 24 / 7 cover (you'll get an additional 7% of your base salary pro-rata). About you: You have experience as a Windows Systems Administrator, with a strong knowledge of Windows Server 2019-22 and Windows IIS You have a strong knowledge of backup, recovery More ❯

Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale-up technology company with a successful … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note : You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale-up technology company with a successful … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note : You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale-up technology company with a successful … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note : You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale-up technology company with a successful … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note : You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale-up technology company with a successful … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note : You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

Social network you want to login / join with: There are jobs. Then there are careers that foster you to be a force for good in the world. The Virginia Tech Transportation Institute (VTTI) is a world-leading safety research center working with car companies, suppliers, and government agencies to bring about the safe development and deployment of automated … qualified, ambitious senior web and mobile application developer who is interested in answering complex questions surrounding connected and automated vehicle systems. The candidate should be an experienced software developer / engineer capable of working independently and with multidisciplinary teams to improve transportation safety through cutting-edge research and development of emerging technologies in smart cities, connected vehicles, automated vehicles … time and meets the expectations of the user. You will iteratively act in concert with the research teams and sponsors to define project goals and technical specifications; to create / refine project plans and milestones; and to integrate these goals, specifications, and timeline to achieve the overall objective. You will use unit tests and CI tools to maintain rigorous More ❯

day ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. About Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About You You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note: You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

be involved in the evolution of bespoke applications, this could be a great fit. Responsibilities: Provide day to day support for bespoke business applications (e.g. SQL-based, Sage, client-server systems) Respond to user queries, troubleshoot application issues and escalate where needed Liaise with developers to help implement bug fixes and minor enhancements Document support procedures … minimal user disruption Requirements: 3-5 years of experience in a technical support role such as application support, IT helpdesk, or infrastructure Familiarity with how web applications and client-server models function Confident communicator with the ability to support users of varying technical skill Practical problem-solving skills and a keen eye for spotting recurring issues … + bank holidays, pension, and professional development support We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion / belief, sexual orientation or age. More ❯

be involved in the evolution of bespoke applications, this could be a great fit. Responsibilities: Provide day to day support for bespoke business applications (e.g. SQL-based, Sage, client-server systems) Respond to user queries, troubleshoot application issues and escalate where needed Liaise with developers to help implement bug fixes and minor enhancements Document support procedures … minimal user disruption Requirements: 3-5 years of experience in a technical support role such as application support, IT helpdesk, or infrastructure Familiarity with how web applications and client-server models function Confident communicator with the ability to support users of varying technical skill Practical problem-solving skills and a keen eye for spotting recurring issues … + bank holidays, pension, and professional development support We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion / belief, sexual orientation or age. More ❯

be involved in the evolution of bespoke applications, this could be a great fit. Responsibilities: Provide day to day support for bespoke business applications (e.g. SQL-based, Sage, client-server systems) Respond to user queries, troubleshoot application issues and escalate where needed Liaise with developers to help implement bug fixes and minor enhancements Document support procedures … minimal user disruption Requirements: 3-5 years of experience in a technical support role such as application support, IT helpdesk, or infrastructure Familiarity with how web applications and client-server models function Confident communicator with the ability to support users of varying technical skill Practical problem-solving skills and a keen eye for spotting recurring issues … + bank holidays, pension, and professional development support We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion / belief, sexual orientation or age. More ❯

Job Description Lead Backend Software Engineer / Developer (Go / Golang) London / WFH to £120k Are you a senior, backend focussed Software Engineer with strong Go / Golang coding skills and real-time messaging experience? You could be progressing your career in a hands-on leadership role at a global cryptocurrency market data and trade … a small team of talented engineers via code reviews and promotion of best practices. Collaborating with data and infrastructure teams you'll ensure seamless integration and efficient workflows. Location / WFH: You'll join the team in brand new Central London based offices three days a week with flexibility to work from home the other two days. About you … You have strong experience of designing and implementing scalable solutions to handle high throughput systems including WebSocket APIs and services You have strong Go / Golang coding skills You have leadership and mentoring skills and experience You have a good knowledge of both relational and non-relational databases, PostgreSQL and Redis You have a strong knowledge of queue or More ❯

Senior Software Engineer / Developer (Go Golang) London / WFH to £100k Are you a senior, backend focussed Software Engineer with strong Go / Golang coding skills and real-time messaging experience? You could be progressing your career in a hands-on role at a global cryptocurrency market data and trade execution technology company that is experiencing … services with a focus on scalability, reliability and performance, taking ownership of projects and collaborating with data and infrastructure teams you'll ensure seamless integration and efficient workflows. Location / WFH: You'll join the team in brand new Central London based offices three days a week with flexibility to work from home the other two days. About you … You have strong Go / Golang coding skills You have strong experience of designing and implementing scalable solutions to handle high throughput systems including WebSocket APIs and services You have a strong knowledge of queue or stream based messaging systems e.g. Amazon SQS, Kafka You have a good knowledge of both relational and non-relational databases, PostgreSQL and Redis More ❯

Senior Software Engineer / Developer (Go Golang) London / WFH to £100k Are you a senior, backend focussed Software Engineer with strong Go / Golang coding skills and real-time messaging experience? You could be progressing your career in a hands-on role at a global cryptocurrency market data and trade execution technology company that is experiencing … services with a focus on scalability, reliability and performance, taking ownership of projects and collaborating with data and infrastructure teams you'll ensure seamless integration and efficient workflows. Location / WFH: You'll join the team in brand new Central London based offices three days a week with flexibility to work from home the other two days. About you … You have strong Go / Golang coding skills You have strong experience of designing and implementing scalable solutions to handle high throughput systems including WebSocket APIs and services You have a strong knowledge of queue or stream based messaging systems e.g. Amazon SQS, Kafka You have a good knowledge of both relational and non-relational databases, PostgreSQL and Redis More ❯

Senior Software Engineer / Developer (Go Golang) London / WFH to £100k Are you a senior, backend focussed Software Engineer with strong Go / Golang coding skills and real-time messaging experience? You could be progressing your career in a hands-on role at a global cryptocurrency market data and trade execution technology company that is experiencing … services with a focus on scalability, reliability and performance, taking ownership of projects and collaborating with data and infrastructure teams you'll ensure seamless integration and efficient workflows. Location / WFH: You'll join the team in brand new Central London based offices three days a week with flexibility to work from home the other two days. About you … You have strong Go / Golang coding skills You have strong experience of designing and implementing scalable solutions to handle high throughput systems including WebSocket APIs and services You have a strong knowledge of queue or stream based messaging systems e.g. Amazon SQS, Kafka You have a good knowledge of both relational and non-relational databases, PostgreSQL and Redis More ❯

Senior Software Engineer / Developer (Go Golang) London / WFH to £100k Are you a senior, backend focussed Software Engineer with strong Go / Golang coding skills and real-time messaging experience? You could be progressing your career in a hands-on role at a global cryptocurrency market data and trade execution technology company that is experiencing … services with a focus on scalability, reliability and performance, taking ownership of projects and collaborating with data and infrastructure teams you'll ensure seamless integration and efficient workflows. Location / WFH: You'll join the team in brand new Central London based offices three days a week with flexibility to work from home the other two days. About you … You have strong Go / Golang coding skills You have strong experience of designing and implementing scalable solutions to handle high throughput systems including WebSocket APIs and services You have a strong knowledge of queue or stream based messaging systems e.g. Amazon SQS, Kafka You have a good knowledge of both relational and non-relational databases, PostgreSQL and Redis More ❯

This job offer is presented to you through one of our partners. Click on "Show interest" to be redirected. Front End Developer / Engineer (React TypeScript) Manchester to £65k Do you have strong React skills combined with start-up / SME experience? You could be progressing your career in an impactful role at a technology start-up that … and be able to input into technical decision making. You'll mainly be working with TypeScript 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 … 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 Front End Developer / Engineer (React TypeScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We More ❯

class education combined with Data Engineering skills? You could be progressing your career at a start-up Investment Management firm that have secure backing, an established Hedge Fund client as a partner and massive growth potential. As a Graduate Data Engineer you'll join a graduate trainee scheme, initially you'll get to grips with intensive training for … working with your own clients to provide them the data services they need. You'll gain exposure to a wide range of technology, primarily using Python and SQL. Location / WFH: You'll join colleagues in brand new Central Newcastle offices on a full-time basis (Monday to Friday), working hours 0900-1800 with some flexibility. The offices are … onsite showers available!). About you: You have an academic record of achievement, minimum 2.1 at BSc from a Russel Group university, Mathematics, Physics, Computer Science or similar technical / scientific discipline, backed by minimum A A A grades at A-level You have commercial Data Engineering experience working with technologies such as SQL, Apache Spark and Python including More ❯

Solutions Architect London / WFH to £115k Are you a skilled Solutions Architect with a strong knowledge of Insurance markets seeking an opportunity to progress your career? You could be joining a global technology consultancy with a range of Insurance clients, in a senior, hands-on role. As a Solutions Architect you will help clients to solve a wide … ensuring they get the most of out of technology solutions to enhance business capabilities. You'll be a pivotal member of the team in an outcome orientated role. Location / WFH: There's a hybrid work from home model with 2-3 days a week in the London, City office. About you: You have strong experience as a Solutions … Architect with a range of skills including modern solution design, target operating models, solution estimation and planning or architecture governance You have strong experience with Guidewire and / or Verisk You have public cloud experience, ideally multi-cloud, AWS, Azure, GCP You have a good understanding of security concepts such as IAM and Offensive Security You have a strong More ❯

Solutions Architect London / WFH to £115k Are you a skilled Solutions Architect with a strong knowledge of Insurance markets seeking an opportunity to progress your career? You could be joining a global technology consultancy with a range of Insurance clients, in a senior, hands-on role. As a Solutions Architect you will help clients to solve a wide … ensuring they get the most of out of technology solutions to enhance business capabilities. You'll be a pivotal member of the team in an outcome orientated role. Location / WFH: There's a hybrid work from home model with 2-3 days a week in the London, City office. About you: You have strong experience as a Solutions … Architect with a range of skills including modern solution design, target operating models, solution estimation and planning or architecture governance You have strong experience with Guidewire and / or Verisk You have public cloud experience, ideally multi-cloud, AWS, Azure, GCP You have a good understanding of security concepts such as IAM and Offensive Security You have a strong More ❯