21 of 21 Permanent Client/Server Jobs in Central London

Recruitment Consultant / Technical Recruiter London to £35k + OTE Do you have Technology Recruitment experience? You could be progressing your career at Client Server; a leading technology recruitment consultancy based in Bank, London. Our split-desk approach allows us to specialise in finding exceptional candidates for our diverse client base, including technology … Teams. We are looking for individuals who: Are keen to progress your career as a tech-focused recruiter and deliver revenue through placements Have experience in a Recruitment Consultant / Recruiter position (this could be in technology or other sector e.g. engineering, construction, health, sales) Have successful delivery against KPIs Can demonstrate your interests, competitiveness and determination Have the … time efficiently Have an ethical approach with quality of service in mind Responsibilities for a Recruitment Consultant: Consistent delivery of high calibre technologists Account management Development of existing client relationships Ownership of new client accounts Grow and expand your own desk What's in it for you: Salary to £35k base + uncapped commission scheme Up More ❯

Recruitment Consultant / Technical Recruiter London to £35k + OTE Do you have Recruitment experience? You could be progressing your career at Client Server; a leading technology recruitment consultancy based in Bank, London as a key member of the Europe team who source candidates for a variety of clients across Europe.Our split-desk approach allows … us to specialise in finding exceptional candidates for our diverse client base, including technology start-ups, software houses and financial organisations, whilst being supported by our dedicated Advertising and Business Development Teams. You'll join the team based in our London, City offices that offer a wide range of facilities and some excellent spots for client … entertainment! We are looking for individuals who: Are keen to progress your career as a tech-focused recruiter and deliver revenue through placements Have experience in a Recruitment Consultant / Recruiter position (this could be in technology or other sector e.g. engineering, construction, health, sales) Have successful delivery against KPIs Can demonstrate your interests, competitiveness and determination Have the More ❯

maintaining the rails on which our software is built and brought to our customers. Their application stack is currently based on Postgres, Next.js, and Java and deployed via Docker / Kubernetes in the cloud. We run code analysis pipelines based on ANTLR4. Git is where our code lives, and GitHub Actions is how it gets out into the world. … Docker) Understanding of networking and experience troubleshooting integrated infrastructures in the cloud (AWS, Azure, GCP) Experience building and owning continuous integration, testing, and deployment workflows (GitHub Actions, GitLab CI / CD, Jenkins, or similar) Experience monitoring infrastructure and applications for health and performance Experience building or maintaining data processing workflows using queues and event-driven triggers (Argo) Strong understanding … of client / server architecture Excellent documentation and communication skills Understanding of and strong conviction for SRE principles We and mission mindset Iteration mindset 'If it's not code and documented, it doesn't exist' mindset Bonus points: Experience in deployment and management of streaming data architecture Experience with TypeScript, React, or Node.js Experience maintaining More ❯

infrastructure in line with business demands and raising proposals for improvement. Acting as a technical escalation point within the IT department and providing support for the client / server network infrastructure, voice, video and cloud services. Providing where necessary out of hours support of the IT systems. Person Specification It is necessary in this role … is collaborative, inclusive and open-minded. We work hard to continually challenge the way we do things to maintain our market leading status. As a customer-centric and client focused business, we put our clients, like Mrs Miggins, at the heart of everything we do. Our platform enables clients and their advisers to manage their financial portfolio in More ❯

Senior Solutions Architect (Web / Online Market Place) London / Milton Keynes to £120k Are you skilled at translating business goals into technical strategy? You could be progressing your career in Senior Solutions Architect role at one of the country's leading PropTech sites that have revolutionised the way we find property for rent and sale with millions … platform reliability and software engineering teams, you'll help to ensure the application delivery platform supports the scale, security and resilience required whilst delivering an engaging customer experience. Location / WFH: You'll split your time between London and Milton Keynes (one day at each office per week) with the other three days work from home. About you: You … are skilled at translating business goals into technology solutions, identifying opportunities and anticipating future needs You have experience in a web / eCommerce / online market place environment You have previous experience as a Software Engineer You're able to drive architectural level improvements whilst remaining hands-on with implementation You have experience of designing business process solutions More ❯

C++ Developer / Backend Software Engineer (Windows C / C++, C#) London to £70k FTC Are you a skilled C++ Developer? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. As a C++ Developer you will join an Agile team focussed … transmission. The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. Location / WFH: You'll join colleagues in the City office three days a week with flexibility to work from home the other two days. Please note this is a … month Fixed Term Contract. About you: You have C / C++ development skills on Windows OS You have full software development lifecycle experience You have a good knowledge of networking protocols e.g. TCP / IP, multicast You have a strong grounding in Computer Science fundamentals e.g. multi-threading, OOP, Data Structures, Design Patterns You're collaborative with great More ❯

Software Engineer / Developer (Full Stack Java Angular SQL API) London / WFH to £90k Are you full stack technologist? You could be progressing your career in a hands-on, impactful, Software Engineer 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 Software 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 and REST … 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 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 ❯

Environments Team Lead (DevOps Infrastructure UAT) London / WFH Do you have experience of configuring complex, distributed systems? You could be progressing your career as a hands-on Environments Team Lead at a successful and growing FinTech that processed over £250 billion in business money transfers last year. As an Environments Team Lead you will create, configure and maintain … -critical systems for a global client base. You'll provide coaching and mentoring to a small team, passing on knowledge and developing the teams capabilities. Location / WFH: You can work from home most of the time, meeting up with colleagues in the City office once a week. About you: You have experience and a strong … including query writing and stored procedures You have experience with configuration and management of Windows and Linux servers You have a good understanding of cloud environment (AWS, Azure), CI / CD tools such as TeamCity and GitHub Actions, DevOps principles You're collaborative and pragmatic with excellent communication skills What's in it for you: As an Environments Team More ❯

Senior .Net Developer / Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior .Net Developer with strong Windows desktop development skills combined with banking / financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a Senior .Net Developer you will work on critical … focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and / or Angular. This is a senior, hands-on position, you'll collaborate with colleagues in the US and Canada and be the sole resource on these systems for the … UK. Location / WFH: You'll join colleagues in the London office with flexibility to work from home once a week; there's a friendly and collaborative environment with casual dress code and a range of facilities. About you: You have strong C# desktop development experience on Windows within a banking or financial services environment You have a strong More ❯

Full Stack Engineer / Developer (JavaScript TypeScript) WFH / London to £75k Opportunity to progress your career as a Full Stack Developer working on Tech for Good application for the healthcare sector that utilises AI and Machine Learning techniques to help prevent patients from experiencing health crisis. As a Full Stack Engineer you'll collaborate with a small … and ensure solutions are highly scalable and maintainable. This is a great opportunity to join a scaling start-up in a role that you can shape and influence. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a month / quarter. About you: You have strong … with occasional team meet-ups Private Healthcare Pension Opportunity to make a difference, working on Tech for Good Apply now to find out more about this Full Stack Engineer / Developer (JavaScript TypeScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We More ❯

C# Software Engineer / Developer (Windows Desktop Trading Systems) London to £140k Are you a seasoned Software Engineer with strong C# desktop development skills combined with banking / financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a C# Software Engineer you will work on critical systems … focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and / or Angular. This is a senior, hands-on position, you'll collaborate with colleagues in the US and Canada and be the sole resource on these systems for the … UK. Location / WFH: You'll join colleagues in the London office with flexibility to work from home once a week; there's a friendly and collaborative environment with casual dress code and a range of facilities. About you: You have strong C# desktop development experience on Windows within a banking or financial services environment You have a strong More ❯

Golang Developer / Backend Software Engineer (Go AWS) WFH / London to £100k Are you a Golang Developer with high throughput backend software engineering experience? You could be progressing your career in a senior, hands-on Golang Developer role at one of Europe's fastest growing audio content platforms with 176 million active users and ambitious growth plans … designing and developing systems that process petabytes of data and support high throughput traffic to ensure a seamless playback experience. You'll architect and develop backend services in Go / Golang within an AWS cloud environment. There's a variety of projects to get stuck into, you'll be working with a modern tech stack, continually improving and optimising … using the latest technology and techniques. Location / WFH: You'll be able to work from home most of the time, with the caveat that'll join the team in London once a month, there's a lot of flexibility, you may prefer to go in more often, the offices are seriously cool and offer a sociable environment with More ❯

Golang Developer / Backend Software Engineer (Go Kafka API) London / WFH to £110k Do you have a deep knowledge of Go / Golang combined with software architecture and design skills? You could be progressing your career as a Golang Developer at a start-up payments technology company that is revolutionising the payments industry to Africa, improving … scalability and reliability. You'll join a small, collaborative, Agile team working on 2 week sprints, you'll be a key part of tech discussions and decision making. Location / WFH: You'll join colleagues in the London, Canary Wharf offices four days a week. About you: You're an experience backend focussed Software Engineer with strong commercial Go … / Golang development experience You have experience with system design, event driven architectures, Kafka, API development You have a product based mindset and commercial acumen You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures You have experience of working on scalable, distributed systems You're collaborative with Agile team experience What's More ❯

Senior C# Developer / Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior C# Developer with strong Windows desktop development skills combined with banking / financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a Senior C# Developer you will work on critical … focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and / or Angular. This is a senior, hands-on position, you'll collaborate with colleagues in the US and Canada and be the sole resource on these systems for the … UK. Location / WFH: You'll join colleagues in the London office with flexibility to work from home once a week; there's a friendly and collaborative environment with casual dress code and a range of facilities. About you: You have strong C# desktop development experience on Windows within a banking or financial services environment You have a strong More ❯

Senior Software Engineer / Developer (C# .Net) London onsite to £150k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a senior, hands-on role at a global Asset Manager with c$3 million under management. As a Senior Software Engineer within the trading engine team you'll collaborate to design and … basis, Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript / React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You … are degree educated in Computer Science or similar technical discipline What's in it for you: As a Senior Software Engineer / Developer you will receive a competitive package: Salary to £150k Bonus paid every six months based on personal performance (10-25%) Professional development Pension Health Insurance Gym membership Social events, free fruit, snacks, coffee etc. Apply now More ❯

Backend Software Engineer / Developer (Python C++ Grid Computing) London / WFH to £135k Are you a skilled backend Software Engineer with C++ and Python coding skills combined with financial trading systems experience? You could be progressing your career in a senior, hands-on Backend Software Engineer position at the Investment Management arm of a global bank. As … 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 … Assurance and more Perks such as shopping discounts and ability to work from home one day a week Apply now to find out more about this Backend Software Engineer / Developer (Python C++ Grid Computing) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually 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 ❯

Solution Architect (Guidewire) 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 Solution Architect you will help clients to solve a … 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 Solution … 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 ❯

Principal Data Engineer (Python AWS) London / WFH to £120k Do you have significant experience with Python data engineering and architecture? You could be progressing your career in an impactful, hands-on Principal Data Engineer role at a hugely successful European eCommerce with a customer base of over 10 million. As a Principal Data Engineer you will take a … contribute to key decision making across the Data and Machine Learning engineering space on technical approaches to balance delivering near-term commercial impact and building long-term foundations. Location / WFH: You can work from home most of the time, meeting up with colleagues in the well situated London office twice a week. About you: You have advanced data … coding skills combined with a thorough understanding of software engineering best practices You have an indepth understanding of data engineering principles and best practices, including data modelling, observable ETL / ELT processes, data warehousing and data governance You have experience with AWS and tools such as Snowflake You're collaborative and pragmatic with excellent communication skills What's in More ❯

Head of Product London / WFH to £130k Are you an experienced Product Manager with a strong knowledge of financial trading markets? You could be joining a global FinTech / CFD trading company that has been consistently voted as one of the UKs top employers. As a Head of Product for the B2C Trading side of the business … engineering, design and compliance teams, you'll represent the Product Team in executive meetings and strategic planning sessions, continually leading product innovation in a hands-on management position. Location / WFH: There's a hybrid model with two days a week work from home, when you are in the office you'll be based in the City with an … an open, diverse and inclusive culture Plus a range of other perks Apply now to find out more about this Head of Product (B2C Trading Systems) 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 More ❯