101 to 125 of 155 Client/Server Jobs in the UK

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 ❯

Junior Systems Administrator / Windows SysAdmin London onsite to £55k Are you a bright, ambitious Systems Administrator with a strong knowledge of Windows and Active Directory? You could be progressing your career at a global Asset Manager with c$3 million under management. As a Junior Systems Administrator you will be a key member of a small team responsible … great communication skills You're naturally curious, use technology in your own time and are keen to learn What's in it for you: As a Junior Systems Administrator / Windows SysAdmin you will receive a competitive package: Salary to £55k Bonus paid every six months based on personal performance (c10%) Professional development Pension Health Insurance Gym membership Social … events, free fruit, snacks, coffee etc. Apply now to find out more about this Junior Systems Administrator / Windows SysAdmin 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 come from all walks of life More ❯

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack 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 processes and delivering CO2 carbon neutral targets, the company … 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 free breakfast. About you: You have strong full stack JavaScript development skills and are happy to work on projects that could be weighted either way or a 50 / 50 split You have experience with JavaScript frameworks they use Vue.js but Angular or React experience is fine, you will also have experience with Python, Node.js and TypeScript You More ❯

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack 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 processes and delivering CO2 carbon neutral targets, the company … 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 free breakfast. About you: You have strong full stack JavaScript development skills and are happy to work on projects that could be weighted either way or a 50 / 50 split You have experience with JavaScript frameworks they use Vue.js but Angular or React experience is fine, you will also have experience with Python, Node.js and TypeScript You More ❯

Python Developer / Software Engineer (Python C++ Grid Computing) London / WFH to £135k Are you a skilled backend Python Developer combined with C++ skills and financial trading systems experience? You could be progressing your career in a senior, hands-on Python Developer position at the Investment Management arm of a global bank. As a Python Developer within … scale analytical computations including Risk. You'll collaborate closely with Quantitative Analysts, working across the full software development lifecycle with a focus on Python and C++ backend development. Location / WFH: You'll join colleagues in the London, City office with flexibility to work from home once a week. About you: You have strong backend software engineering experience with … educated in Computer Science or similar STEM discipline, having achieved a 2.1 or above from a Russel Group university What's in it for you: As a Python Developer / Backend Software Engineer you will receive a competitive package: Salary to £135k Bonus A range of flexible benefits including Health and Dental care, Critical Illness cover, Employee Assistance Programme More ❯

SOC Analysts, conduct monitoring and triage of alerts associated with host and network security events for our clients critical infrastructure and support the SOC through both delivery of client work and adding skills and ideas to this already diverse team. This role is based on site Hemel Hempstead and is shift work. 2 x days at 6am to … Solid grasp of client-server applications, multi-tier web applications, relational databases, firewalls, VPNs, and enterprise AntiVirus products. Good understanding of networking principles including TCP / IP, WANs, LANs, and commonly used Internet protocols such as SMTP, HTTP, FTP, POP, LDAP. It would be great if you had: Static malware analysis and reverse engineering. DV … Clearance. Programming and scripting such as Python, Perl, Bash, PowerShell, C++. CREST Practitioner Intrusion Analyst / Blue Teams Level 1 or other SOC related certifications. Experience with SIEM technologies, namely Sentinel and Splunk, with some experience with QRadar. If you are interested in this role but not sure if your skills and experience are exactly what were looking for More ❯

threat analysis In-depth understanding of: Client-server applications and multi-tier web environments Relational databases , firewalls , VPNs , enterprise AntiVirus solutions Networking principles (e.g. TCP / IP, WAN, LAN, SMTP, HTTP, FTP, POP, LDAP) Desirable (Nice-to-Have): Experience in static malware analysis and reverse engineering Active DV Clearance Scripting or programming with Python , Perl … Responsibilities As a SOC Shift Lead , you will ensure the smooth operation and continual enhancement of SOC processes and personnel. You will play a pivotal role in protecting client systems and guiding the team through sophisticated cyber defence challenges. Your responsibilities will include: Monitoring, triaging, and investigating alerts across host and network security systems Performing deep analysis of … a representative of the SOC in key meetings and internal stakeholder engagements Working shifts from the on-site Security Operations Centre in Hemel Hempstead About the Organisation Our client delivers cutting-edge digital solutions to clients in Central Government, operating in privileged environments where digital trust and national safety are paramount. We believe in a culture of collaboration More ❯

Write clean, scalable, and maintainable code following best practices and coding standards. Integrate RESTful or GraphQL APIs and handle client-server communication securely. Implement CI / CD pipelines and collaborate with DevOps for deployment and monitoring. Write automated unit and integration tests to ensure code reliability. Work closely with UX / UI designers, product … within the Appwrite ecosystem. Requirements 3+ years of experience in full stack development. Hands-on experience with backend platforms or services, including setup, API integration, database management, and serverless / cloud functions. Proficiency in at least one modern frontend framework: React, Vue.js, or Angular. Experience with Node.js, Express, or similar backend runtimes. Familiarity with Docker, Kubernetes, serverless environments, and … container orchestration (optional but a plus). Experience with Git / GitHub and agile development workflows. Strong understanding of RESTful API design, authentication mechanisms (OAuth, JWT), and security best practices. Excellent problem-solving skills and a proactive mindset. 100% Remote Our entire company is distributed, so we take remote work seriously. If you'd rather not work from home More ❯

Kotlin , C++ , and Postgres , supporting millions of user endpoints and running as a scalable cloud service in AWS . Knowing large-scale datastore bottlenecks, asynchronous application design and client-server architecture will help you. What you'll be doing Diagnose and resolve complex application and infrastructure issues Participate in our 24x7 on-call rotation, SCRUM, and … and infrastructure Other duties as needed About You 5+ years' experience in Site Reliability Engineer roles Expert+ level Linux administration, scripting, and troubleshooting Demonstrable knowledge of Observability tools (Prometheus / Grafana, New Relic, Splunk, DataDog) Comprehensive experience with AWS (Amazon Web Services) and its core capabilities (VPC, EC2, ECS, Route53, Fargate, ALB / NLB distributions, etc) Extensive experience … but also including Terraform, Helm and Ansible. CDK a plus. Good understanding of containers, Fargate, Kubernetes, and overall distributed microservice architectures Passionate about automation, security, and self-service environments / portals Hands-on experience with CI / CD and SDLC (Software Development Life Cycle) processes Effective communication skills, both verbal and written. About Us NinjaOne automates the hardest More ❯

Kotlin , C++ , and Postgres , supporting millions of user endpoints and running as a scalable cloud service in AWS . Knowing large-scale datastore bottlenecks, asynchronous application design and client-server architecture will help you. What you'll be doing Diagnose and resolve complex application and infrastructure issues Participate in our 24x7 on-call rotation, SCRUM, and … and infrastructure Other duties as needed About You 5+ years' experience in Site Reliability Engineer roles Expert+ level Linux administration, scripting, and troubleshooting Demonstrable knowledge of Observability tools (Prometheus / Grafana, New Relic, Splunk, DataDog) Comprehensive experience with AWS (Amazon Web Services) and its core capabilities (VPC, EC2, ECS, Route53, Fargate, ALB / NLB distributions, etc) Extensive experience … but also including Terraform, Helm and Ansible. CDK a plus. Good understanding of containers, Fargate, Kubernetes, and overall distributed microservice architectures Passionate about automation, security, and self-service environments / portals Hands-on experience with CI / CD and SDLC (Software Development Life Cycle) processes Effective communication skills, both verbal and written. About Us NinjaOne automates the hardest More ❯

Senior Software Engineer / Developer (Python TypeScript LLM) Remote UK to £130k Are you a senior, backend focussed Software Engineer with advanced Python and TypeScript experience and a keen interest in AI? You could be progressing your career in an impactful Senior Software Engineer role at a highly successful American sports data analytics company that is expanding its UK … with great communication skills You're likely to be degree educated in Computer Science or similar technical discipline What's in it for you: As a Backend Software Engineer / Developer you will receive a competitive package: Salary to £110k + bonus Remote working and flexible hours Unlimited holiday Career progression as the company scales Apply now to find … out more about this Senior Software Engineer / Developer (Python TypeScript 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 come from all walks of life and will never discriminate based on race, colour More ❯

Front End Engineer / Developer (React v19 TypeScript) London / WFH to £95k Are you a Front End technologist looking for an opportunity to progress your career in a hands-on role with lots of learning opportunities? You could be joining a Hedge Fund with complex work and substantial bonus earning potential. As a Front End Engineer you … all internal business systems. You'll collaborate with UX and Product teams, actively participating in all stages of a project, through product design, development, implementation, testing and maintenance. Location / WFH: You'll join colleagues in the impressive Central London office with flexibility to work from home twice a week. About you: You have strong Front End development skills … Engineer you will receive a competitive package: Salary to £95k Bonus Pension Self development and career progression opportunities Apply now to find out more about this Front End Engineer / Developer (React v19 TypeScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

Front End Engineer / Developer (React v19 TypeScript) London / WFH to £95k Are you a Front End technologist looking for an opportunity to progress your career in a hands-on role with lots of learning opportunities? You could be joining a Hedge Fund with complex work and substantial bonus earning potential. As a Front End Engineer you … all internal business systems. You'll collaborate with UX and Product teams, actively participating in all stages of a project, through product design, development, implementation, testing and maintenance. Location / WFH: You'll join colleagues in the impressive Central London office with flexibility to work from home twice a week. About you: You have strong Front End development skills … Engineer you will receive a competitive package: Salary to £95k Bonus Pension Self development and career progression opportunities Apply now to find out more about this Front End Engineer / Developer (React v19 TypeScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

in the full development lifecycle, delivering innovative backend features while contributing to platform stability, scalability, and operational excellence. What You Bring to the Table Hands-on experience with server-side development (services, messaging, middleware) Comfortable with functional or OOP – Java, Python, .Net, Golang, Erlang, C++, Haskell, Scala, or similar Understanding of distributed system architecture, microservices and client-server design Familiarity with Google Cloud Platform (or any cloud provider) Comfortable working in Linux environments, using GNU tools and shell commands Solid problem-solving ability and a passion for clean, efficient code Strong communication skills and a collaborative mindset Degree in Computer Science or relevant experience in the field What You’ll Be Doing Developing More ❯

Security Operations Lead (Splunk GCP SOC) London / WFH to £115k Do you have expertise with Security Operations within web based environments? You could be progressing your career in senior, hands-on role at one of the country's leading PropTech sites that have revolutionised the way we find property for rent and sale with millions of users per … remains strong. Current projects include collaborating with DevOps teams on implementing security controls in GCP based web hosting environment including implanting controls within the software development lifecycle and CI / CD processes and working with the IT Infrastructure team on the security elements of migrating on-premise Windows estate to Azure. You'll lead threat modelling and threat hunting … potential compromises, work with external teams on penetration tests and red team engagements and manage SIEM and XDR tooling, establish processes and workflows to support incident response SOC. Location / WFH: You'll join colleagues in the Central London office for two days a week with flexibility to work from home the other three days. Please note you will More ❯

Lead Security Operations Engineer (Splunk GCP SOC) London / WFH to £115k Do you have expertise with Security Operations within web based environments? You could be progressing your career in senior, hands-on role at one of the country's leading PropTech sites that have revolutionised the way we find property for rent and sale with millions of users … remains strong. Current projects include collaborating with DevOps teams on implementing security controls in GCP based web hosting environment including implanting controls within the software development lifecycle and CI / CD processes and working with the IT Infrastructure team on the security elements of migrating on-premise Windows estate to Azure. You'll lead threat modelling and threat hunting … potential compromises, work with external teams on penetration tests and red team engagements and manage SIEM and XDR tooling, establish processes and workflows to support incident response SOC. Location / WFH: You'll join colleagues in the Central London office for two days a week with flexibility to work from home the other three days. Please note you will More ❯

Lead Security Operations Engineer (Splunk GCP SOC) London / WFH to £115k Do you have expertise with Security Operations within web based environments? You could be progressing your career in senior, hands-on role at one of the country's leading PropTech sites that have revolutionised the way we find property for rent and sale with millions of users … remains strong. Current projects include collaborating with DevOps teams on implementing security controls in GCP based web hosting environment including implanting controls within the software development lifecycle and CI / CD processes and working with the IT Infrastructure team on the security elements of migrating on-premise Windows estate to Azure. You'll lead threat modelling and threat hunting … potential compromises, work with external teams on penetration tests and red team engagements and manage SIEM and XDR tooling, establish processes and workflows to support incident response SOC. Location / WFH: You'll join colleagues in the Central London office for two days a week with flexibility to work from home the other three days. Please note you will 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 ❯

Backend Software Engineer / Developer (Python AWS Amazon CDK) Manchester to £90k Do you have strong Python and AWS skills combined with start-up / SME experience? You could be progressing your career in a senior, hands-on role at a technology start-up that is producing a software suite for legal firms that massively reduces para-legal … be able to input into technical decision making. You'll mainly be working Python within an AWS environment collaborating with Front End Engineers using TypeScript, React and Next.js. 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 Backend Software Engineer / Developer (Python AWS Amazon CDK) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯

for Developed Vetting (DV). We offer excellent career progression opportunities, flexible benefits, and training and development programs. Responsibilities include: Monitoring, triaging, and investigating security incidents on critical client infrastructure. Analyzing network traffic, logs, and system events to identify threats and vulnerabilities. Providing Incident Response support. Maintaining and developing team knowledge of SOC tools and security operations. Preparing … client-server applications, web applications, databases, firewalls, VPNs, and AntiVirus products. Expertise in log data analysis and intrusion detection systems. Strong networking knowledge including TCP / IP, WANs, LANs, and protocols like SMTP, HTTP, FTP, POP, LDAP. If you're interested but unsure if your skills match, please apply-we'd love to hear from More ❯

Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Backend 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 … 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 Backend Software Engineer / Developer (Java Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯

Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Backend 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 … 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 Backend Software Engineer / Developer (Java Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯

Senior Software Engineer / Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established … 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 free breakfast. About you: You have strong full stack JavaScript development skills and are happy to work on projects that could be weighted either way or a 50 / 50 split You have experience with JavaScript frameworks they use Vue.js but Angular or React experience is fine, you will also have experience with Python, Node.js and TypeScript You More ❯

opportunities, benefits which you can flex to meet your needs and training and development opportunities. What you will be doing: Monitor, triage, and investigate security incidents on critical client infrastructure. In-depth analysis of network traffic, logs, and system events to identify potential security threats and vulnerabilities. Provide Incident Response support. Maintain, improve and develop team knowledge of … you will bring : Experience in Security Operations Centre. Demonstrable experience of Managing Microsoft Sentinel or Splunk implementations. Knowledge and experience with Mitre Att&ck Framework. Solid grasp of client-server applications, multi-tier web … applications, relational databases, firewalls, VPNs, and enterprise AntiVirus products. Deep technical knowledge in the analysis of log data and intrusion detection systems. Solid understanding of networking principles including TCP / IP, WANs, LANs, and commonly used Internet protocols such as SMTP, HTTP, FTP, POP, LDAP. It would be great if you had: Understanding of static malware analysis and reverse More ❯

IT team members, serving as a subject matter expert in specific areas of IT systems and services. Required skills: Working knowledge of end-user computing and networking troubleshooting (TCP / IP, DNS, SMTP). Experience with IT infrastructure, systems administration, network management, and end-user support services. Experience with Service Management or Ticketing Tools like Jira Service Management, ServiceNow. … Experience with MDM platforms like Jamf Pro, Workspace One, Microsoft Endpoint Manager. Experience with Google Workspace. Scripting skills in PowerShell, Bash, or Python. Understanding of APIs. Understanding of client-server and web-based application architectures. Ability to design and implement practical solutions for complex requirements, including hands-on project implementation. We warmly invite applications in English. More ❯