21 of 21 Permanent Client/Server Jobs in the North West

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 ❯

React / Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote My client are for a Software Engineering Team Lead with deep front-end engineering expertise to lead the design and implementation of a new, strategic customer-facing portal . The portal will integrate with an internal case management system and is being delivered as … adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines. Oversee release readiness and code review processes using Git and associated CI / CD pipelines. Essential Skills and Experience Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments. Strong front-end development … expertise using React and TypeScript. Experience building solutions using Next.js (preferred) and / or .NET Core. Solid grasp of component-based architecture, client-server integration and front-end performance optimisation. Test-driven mindset with demonstrable experience in: Unit testing (e.g. Jest, XUnit) Integration and E2E testing (e.g. Cypress) Proficient in Git and working with version More ❯

React / Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote My client are for a Software Engineering Team Lead with deep front-end engineering expertise to lead the design and implementation of a new, strategic customer-facing portal . The portal will integrate with an internal case management system and is being delivered as … adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines. Oversee release readiness and code review processes using Git and associated CI / CD pipelines. Essential Skills and Experience Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments. Strong front-end development … expertise using React and TypeScript. Experience building solutions using Next.js (preferred) and / or .NET Core. Solid grasp of component-based architecture, client-server integration and front-end performance optimisation. Test-driven mindset with demonstrable experience in: Unit testing (e.g. Jest, XUnit) Integration and E2E testing (e.g. Cypress) Proficient in Git and working with version More ❯

React / Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote My client are for a Software Engineering Team Lead with deep front-end engineering expertise to lead the design and implementation of a new, strategic customer-facing portal . The portal will integrate with an internal case management system and is being delivered as … adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines. Oversee release readiness and code review processes using Git and associated CI / CD pipelines. Essential Skills and Experience Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments. Strong front-end development … expertise using React and TypeScript. Experience building solutions using Next.js (preferred) and / or .NET Core. Solid grasp of component-based architecture, client-server integration and front-end performance optimisation. Test-driven mindset with demonstrable experience in: Unit testing (e.g. Jest, XUnit) Integration and E2E testing (e.g. Cypress) Proficient in Git and working with version More ❯

React / Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote My client are for a Software Engineering Team Lead with deep front-end engineering expertise to lead the design and implementation of a new, strategic customer-facing portal . The portal will integrate with an internal case management system and is being delivered as … adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines. Oversee release readiness and code review processes using Git and associated CI / CD pipelines. Essential Skills and Experience Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments. Strong front-end development … expertise using React and TypeScript. Experience building solutions using Next.js (preferred) and / or .NET Core. Solid grasp of component-based architecture, client-server integration and front-end performance optimisation. Test-driven mindset with demonstrable experience in: Unit testing (e.g. Jest, XUnit) Integration and E2E testing (e.g. Cypress) Proficient in Git and working with version More ❯

React / Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote My client are for a Software Engineering Team Lead with deep front-end engineering expertise to lead the design and implementation of a new, strategic customer-facing portal . The portal will integrate with an internal case management system and is being delivered as … adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines. Oversee release readiness and code review processes using Git and associated CI / CD pipelines. Essential Skills and Experience Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments. Strong front-end development … expertise using React and TypeScript. Experience building solutions using Next.js (preferred) and / or .NET Core. Solid grasp of component-based architecture, client-server integration and front-end performance optimisation. Test-driven mindset with demonstrable experience in: Unit testing (e.g. Jest, XUnit) Integration and E2E testing (e.g. Cypress) Proficient in Git and working with version More ❯

React / Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote My client are for a Software Engineering Team Lead with deep front-end engineering expertise to lead the design and implementation of a new, strategic customer-facing portal . The portal will integrate with an internal case management system and is being delivered as … adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines. Oversee release readiness and code review processes using Git and associated CI / CD pipelines. Essential Skills and Experience Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments. Strong front-end development … expertise using React and TypeScript. Experience building solutions using Next.js (preferred) and / or .NET Core. Solid grasp of component-based architecture, client-server integration and front-end performance optimisation. Test-driven mindset with demonstrable experience in: Unit testing (e.g. Jest, XUnit) Integration and E2E testing (e.g. Cypress) Proficient in Git and working with version More ❯

React / Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote My client are for a Software Engineering Team Lead with deep front-end engineering expertise to lead the design and implementation of a new, strategic customer-facing portal . The portal will integrate with an internal case management system and is being delivered as … adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines. Oversee release readiness and code review processes using Git and associated CI / CD pipelines. Essential Skills and Experience Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments. Strong front-end development … expertise using React and TypeScript. Experience building solutions using Next.js (preferred) and / or .NET Core. Solid grasp of component-based architecture, client-server integration and front-end performance optimisation. Test-driven mindset with demonstrable experience in: Unit testing (e.g. Jest, XUnit) Integration and E2E testing (e.g. Cypress) Proficient in Git and working with version More ❯

Senior Java Software Engineer / Developer (TDD Java) to £140k Are you a Java technologist with strong backend development experience looking for an opportunity to progress your career in a senior, hands-on role? You could be joining a Cyber Security technology company and enjoying a huge range of perks and benefits from continual learning and self-development opportunities … backend core Java development skills You believe in producing quality code and have experience with TDD and Pair Programming You have a good knowledge of SQL and Networking (TCP / IP) You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Algorithms, Design Patterns You're collaborative, enjoy problem solving and are keen to pick … up new skills About you: As a Senior Java Software Engineer / Developer you will earn a highly competitive package including: Salary to £140k 8% pension contribution Life Assurance and Income Protection Enhanced paternity packages Private Medical care for you and your family including same day GP appointments and prescriptions Flexible working hours 25 days holiday Charitable donations matching More ❯

Developer " to join our team, who will be responsible for developing custom functionality and implementing software systems for managing in-house manufacturing and business processes using the 'Odoo' Enterprise / Material Requirements Planning (ERP) platform. Prior experience of the Odoo platform is not necessary as the platform is open-source and designed to be extended with custom functionality, which … candidate will require a good knowledge of Python and JavaScript programming languages as well as an understanding of the basic concepts of relational databases, web-based client / server applications and have good problem-solving skills. This is an ideal role for an entry-level software engineering graduate looking to apply their programming skills in … world business environment and gain expertise in generating solutions for problems using Python, JavaScript, and database-driven applications. Key Responsibilities: Develop custom modules and features within the companies ERP / MRP platform. Implement software systems to capture, improve, migrate or streamline manufacturing and business processes. Write clean, efficient, and well-documented code in Python and JavaScript. Collaborate with cross 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 / Software Engineer Manchester to £85k Are you an experienced Front End Developer with JavaScript expertise seeking 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 … 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 … 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 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 / Software Engineer Manchester to £85k Are you an experienced Front End Developer with JavaScript expertise seeking 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 … 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 … 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 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 ❯

Junior Software Developer Lancaster - fully office based £30k - £35k Our client is currently looking for a Junior Software Developer where you will be working for a newly established research & development team of new and existing software products and solutions for the business. As a Software Developer, you will have experience in either mobile app development, front end and … experience will be beneficial for this role: Some experience and exposure in C# and .NET Knowledge and experience in web development or app development would be beneficial Excellent understanding / knowledge of computers operating systems such as Windows and computer networking / network communication protocols / client-server topology Debugging and troubleshooting Passionate 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 ❯

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 ❯

Golang Software Engineer (Junior / Senior / Lead Opportunities) Are you a Software Developer looking to make that move forward in your career and work in a large-scale environment with a team of go-getters? This team is passionate about technology and are currently working in a highly collaborative way. The bar is set very high for … formatting, linting, testing and benchmarking. First-class error handling. High performance concurrency. Skills Server side development Exposure to functional programming. Experience of distributed systems. Complex event process / continuous query languages. Client / server development experience. Ability to problem solve. Excellent communication and team working skills. Strong academic background, ideally with a … BSc / MSc IT related degree or relevant industry experience. More ❯

Backend Software Engineer / Developer (Linux SQL C++17) London / WFH to £110k Global-leading FinTech is seeking a senior Backend Software Engineer to take ownership of strategic enhancements on their core platform, as well as directly on bespoke client projects. The organisation is a pioneer in the field of cross-asset securities and derivatives post … solutions for peak operational efficiency and optimum business performance for their clients. This is a great opportunity to accelerate your career alongside established business and technology leaders, and gain / deepen your finance experience. As a Backend Software Engineer, you'll be responsible for designing and building unique technical solutions, meeting user requirements and contributing to the evolution of … environment, but you will be granted a great deal of autonomy across the full development lifecycle, influencing key technical decisions and working with a highly collaborative, experienced team. Location / WFH: You'll join colleagues in the London office three days a week with flexibility to work from home the other two days. About you: You have strong C++ More ❯

refactor, and improve existing network codebase Collaborate with other programmers to implement networked game features Debug and resolve network-related issues Proactively identify and address networking problems Integrate client and server with backend services Mentor junior team members Qualifications Strong C++ skills and experience with multi-threaded programming Excellent debugging skills for complex issues Ability to … skills Minimum Requirements Experience with TCP and UDP network programming Experience with server mesh technologies Profiling and optimization skills (network, CPU, memory, IO) Development experience on Windows / Linux platforms Experience with client / server network traffic management Management experience Diversity and Fraud Statements We are committed to diversity and inclusion, fostering More ❯

Skills Services, messaging, middleware Comfortable with functional or OOP programming languages: Java Python .Net Golang Erlang C++ Haskell Scala or similar Understanding of distributed system architecture, microservices, and client-server design Familiarity with Google Server-Side Development Hands-on experience with server-side development (services, messaging, middleware) Understanding of distributed system architecture … and microservices Client-server design and familiarity with Google Hands-on experience with server-side development (services, messaging, middleware More ❯

and server with backend services Mentor junior team members What do we expect from our Principal Programmers? Extensive experience with network features and client / server systems programming Proficiency in C++ within large, shared codebases Strong understanding of multi-threaded programming Experience profiling and optimizing network, CPU, and memory performance Ability to More ❯