51 to 75 of 77 Permanent Client/Server Jobs in London

Senior Software Engineer / Full Stack Developer (Python React Full Stack) London to £120k Are you a skilled Software Engineer with Python and React skills looking for an opportunity to work on complex and interesting AI based systems? You could be progressing your career as a founding member at … the full stack, contributing to the core product, an AI driven intelligent video security platform with cutting edge capabilities. There's approximately a 70 / 30 split between backend and front end development, you'll design and implement new backend APIs, collaborating with the edge-computing team and build … and have full observability. There's a variety of technical challenges, you'll be problem solving and collaborating, working on ground breaking technology. Location / WFH: You'll join a small, growing team based in Bank, London with flexibility to work from home once a week. About you: You more »

Senior Software Engineer / Full Stack Developer (Python React Full Stack) London to £120k Are you a skilled Software Engineer with Python and React skills looking for an opportunity to work on complex and interesting AI based systems? You could be progressing your career as a founding member at … the full stack, contributing to the core product, an AI driven intelligent video security platform with cutting edge capabilities. There's approximately a 70 / 30 split between backend and front end development, you'll design and implement new backend APIs, collaborating with the edge-computing team and build … and have full observability. There's a variety of technical challenges, you'll be problem solving and collaborating, working on ground breaking technology. Location / WFH: You'll join a small, growing team based in Bank, London with flexibility to work from home once a week. About you: You more »

to signal any political, AML, reputational, sanction or other risks, automated KYC reviews, and several types of RESTful APIs. The technology stack includes Java / Spring, Python, React JS, MongoDB and more. Polixis is headquartered in Geneva, Switzerland has offices in Zurich, London, and Yerevan. Responsibilities Participate in all … of multi-layered client-server applications Working experience in NoSQL databases Knowledge in TDD principles Experience in a true agile / scrum environment is a plus Good knowledge of English Knowledge of any other language is a plus DevOps knowledge of any level is a more »

will directly work with the research team to develop a client-server solution to enable reliable and effective front-end / back-end communication. • The candidate will build on the APIs of AI model to develop the back-end component. • The candidate will directly work … one’s time. • Expert mentoring skills necessary to provide support and constructive performance feedback. • Expert knowledge of the full software development lifecycle: from business / systems analysis, through requirements gathering and functional specification authoring, to development, testing and delivery. • Expert ability to troubleshoot issues and make system changes as more »

Application Support Developer (Python C++ Linux bash) London / WFH to £140k+ Opportunity for a highly talented Application Support Developer with Python / C++ coding skills to progress your career in an impactful role at a global HFT firm with significant bonus earning potential. As an Application Support … collaborative team working with a particular Portfolio Manager and will be able to see the results of your work and reap the rewards. Location / WFH: You'll join colleagues in the London office three days a week with flexibility to work from home the other two days, when … wellness expenses Charity donation marching programme Apply now to find out more about this Application Support Developer (Python C++ Linux bash) 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 more »

Software Engineer (Python C++ CeFi Crypto) Remote UK to £140k+ Do you have expertise with Python combined with CeFi / Crypto trading experience? You could be joining a massively profitable, technology driven electronic trading firm. As a Software Engineer you will collaborate with a cross functional team on research … topics and develop Python applications to support CeFi trading. You will be responsible for building high quality, performant code in a Linux environment. Location / WFH: You can work from home / remotely from anywhere in the UK. About you: You have an academic record of achievement, first … Assistance Programme Anniversary reward programme, including weekends away, 6 week sabbaticals Apply now to find out more about this Software 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 equal more »

will directly work with the research team to develop a client-server solution to enable reliable and effective front-end / back-end communication. • The candidate will build on the APIs of AI model to develop the back-end component. • The candidate will directly work … one’s time. • Expert mentoring skills necessary to provide support and constructive performance feedback. • Expert knowledge of the full software development lifecycle: from business / systems analysis, through requirements gathering and functional specification authoring, to development, testing and delivery. • Expert ability to troubleshoot issues and make system changes as … Coding skills in JS, Rust, Python, C#. • Experience in deploying ML models. • (optional) Experience in game development and 3D modeling. • (optional) Experience in developing / using physics simulators. Please apply for an immediate review more »

to elevate their latest multiplayer titles, enabling scalability in player numbers, maximising player density, and crafting immersive gameplay experiences. Embedded seamlessly within a client's in-house team, we collaborate harmoniously to turn dreams into reality. Our portfolio boasts groundbreaking games developed in collaboration with major studios worldwide. … colleagues across the globe, we value and emphasise clear, continuous and transparent communication as highly as technical skills. Due to business growth, my client is looking to recruit an Experienced Online Game Developer , with industry experience in C++ and a games engine (some C# experience needed) to join … in shaping various aspects of the online services contributing to the overall vision of projects, and ensuring an exceptional gaming experience for their client's audiences. About you: Strong command of the English language 3 years + industry experience in Games Engines Experience with Unreal (personal projects or more »

Technical Account Manager (Cyber Security Ops) London / WFH to £45k Opportunity to progress your career as part of a hugely talented team at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time … providing troubleshooting and technical support during this process whilst also developing your knowledge and skills around Security Operations, Threat Hunting and Offensive Security. Location / WFH: There's a remote interview / onboarding process and the ability to work from home for the majority of the time with … offices (i.e. 2-3 times a month). About you: You're degree educated, having achieved a 2.1 or above from a Red Brick / Russel Group, top tier university - Computer Science, Engineering, Physics or Mathematics; MSc or PhD advantageous You have commercial experience with Penetration testing, Offensive Security more »

Quantitative Developer (C++ Python) London / WFH to £300k+ Are you a Quantitative Developer with strong C++ and Python skills? You could be progressing your career in a senior, hands-on role at a global systematic trading firm and earning significant bonuses. As a Quantitative Developer you will collaborate … closely with a particular trading desk / pod and have a direct impact on the team's success. There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible; you'll wok on ultra-low latency algorithmic trading … systems (tracking nanoseconds), the research platform which encompasses terabytes of data per day, analytics and cloud based infrastructure. 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 »

Job Description Quantitative Developer (C++ Python) London / WFH to £300k+ Are you a Quantitative Developer with strong C++ and Python skills? You could be progressing your career in a senior, hands-on role at a global systematic trading firm and earning significant bonuses. As a Quantitative Developer … you will collaborate closely with a particular trading desk / pod and have a direct impact on the team's success. There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible; you'll wok on ultra-low … latency algorithmic trading systems (tracking nanoseconds), the research platform which encompasses terabytes of data per day, analytics and cloud based infrastructure. 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 more »

Hardware Engineer (FPGA C++ RTL) London / WFH to £175k++ Opportunity for a highly talented Hardware Engineer to progress your career in an impactful role at a global HFT firm with significant bonus earning potential. As a Hardware Engineer you will join a cross-functional trading team to devise … There are many complex technical challenges to tackle, you'll be problem solving and collaborating with an experienced team on ground breaking tech. Location / WFH: You'll join colleagues in the London office three days a week with flexibility to work from home the other two days, when … or Computer Science You have a background with C++ software engineering and RTL design You have experience with FPGA vendor tools such as Vivado / Quartus You have a strong knowledge of Linux OS and an understanding of basic network protocols such as TCP / IP and Ethernet more »

Senior Product Manager London / WFH to 90kAre you a tech savvy Product Manager with a good knowledge of the AdTech space combined with SaaS product experience?You could be progressing your career as Senior Product Manager at a successful and growing AdTech company as they expand into European … the CTO and software engineering team.This is an impactful role where you can make a real difference and see the results of your efforts.Location / WFH:You can work from home most of the time, meeting up with the team in London around once a week / fortnight.About … have experience within the AdTech space, i.e. ad scheduling, bidding optimisation, billingYou have experience of establishing Product Management functions, ideally within a start-up / SMEYou have experience of collaborating with and managing Agile software development teamsYou have advanced communication and stakeholder management skills including client relationship more »

to productionise that data and provide actionable insights. They are currently developing systems that will help to provide alerts on floods, wildfires and wind / hurricane events - this can be used by insurance companies and for government organisations. The possibilities of the technology are vast.As a Senior Product Manager … make decisions about implementation and resource trade-offs and manage technical projects.This is a stand-alone role where you'll take ownership and establish / promote the correct policies and procedures around Product Management.Location / WFH:You can work remotely from anywhere in the UK with the caveat … to HelsinkiImpactful role in a growing company with excellent career growth opportunitiesApply now to find out more about this Senior Product Manager 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 more »

DevOps Engineer (Ansible Ruby) London / WFH Are you a technologist DevOps Engineer with the ability to write code in Ruby? You could be progressing your career and gaining valuable finance experience at a successful and growing FinTech that processed over £250 billion in business money transfers last year. … As a DevOps Engineer you'll join a small team to maintain and enhance new and existing DevOps and CI / CD processes in line with Agile workstreams, partnering with the software engineering team to help build systems and test automation infrastructure. One of your key responsibilities will be … the year, a well stocked kitchen and other perks Apply now to find out more about this DevOps Engineer (Ansible Ruby) 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 more »

in London UK and the current expectation is for the resource to work three days in the Battersea office with flexible days on Monday / Friday. For this contractor position, you will: Triage, troubleshoot & resolve front-line production support alerts and tickets. Monitor high-traffic systems responsible for operations … middleware, physical hardware & databases. Have a systematic, test and measure approach to continually improving operations & monitoring. Understand Web Service APIs, Internet architecture, & common client-server technology stacks. Provide a high level of customer experience to our internal and external stakeholders. Work closely with third parties, interacting … for ensuring our customers and stakeholders always get the best possible experience. Competencies : Well organised, learning on the fly, self-development, problem-solving, functional / technical skills. Prior experience as an SRE, System Administrator, Application Support, or similar role. more »

Senior Data Scientist (Python Real-time Data) London / WFH to £95k Hugely successful, profitable energy trading market data start-up is seeking a talented Senior Data Scientist to join their growing team. This is an excellent opportunity to join a well-funded company that have secured relationships with … Matter Expertise to the CTO and CEO. You'll endeavour to make improvements and enhance the role of Data Science across the business. Location / WFH: You'll be able to work from home most of the time, meeting up with colleagues in the London office 1-2 days … to deliver data products to market You have an academic record of achievement, 2.1 or above from a top tier university at BSc, MSC / PhD not required but highly regarded What's in it for you: Competitive salary, to £95k Stock options Hybrid working (1-2 days London more »

and technology on developing microservices and reusable libraries, validating solutions, and diagnosing and resolving issues. Develop software using REST and providing fault-tolerant client-server solutions. Partner with multiple management teams to ensure appropriate integration of functions to meet … goals as well as identify and define necessary system enhancements to deploy new products and process improvements. Resolve a variety of high impact problems / projects through in-depth evaluation of complex business processes, system processes, and industry standards. Provide expertise and advanced knowledge in the area of applications … to apply for career opportunities. If you are a person with a disability and need a reasonable accommodation to use our search tools and / or apply for a career opportunity review Accessibility at Citi . View the " EEO is the Law " poster. View the EEO is the Law more »

Graduate Penetration Tester (Red Team) Hybrid WFH to £60k Do you have an academic record of achievement combined with an interest in Cyber Security / Penetration Testing? You could be progressing your career as a Penetration Tester at a rapidly expanding scale-up software house that is developing a … Team testing to try anything and everything to outmanoeuvre the defenders and gain access to customer networks. WFH Policy: There's a remote interview / onboarding process and the ability to work from home for the majority of the time with only occasional visits to the London, City offices … i.e. 2-3 times a month). Requirements: You're degree educated, having achieved a 2.1 or above from a Red Brick / Russel Group, top tier university - Computer Science, Engineering, Physics or Mathematics; MSc or PhD advantageous You have commercial experience with Penetration testing, Offensive Security, Red Team more »

Node.js coding skillsYou have a good knowledge of modern software development best practices and Agile methodologiesYou're collaborative and pragmatic with mentoring and technical / team leadership experienceYou have a strong interest in MMO games and a good knowledge of NFTsSalary & benefits:As a Head of NFT Web3 Engineering … holiday and share options.Apply now or call to find out more about this Head of NFT Web3 Engineering (Node.js TypeScript MMO Web3) 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 more »

of third-party suppliers and systems. Manage the Cyber Essentials, GovAssure and ISO27001 annual accreditation processes. We are looking for: Understanding of:  Windows, client & server  IAAS, PAAS especially Azure  Firewalls  Networking & Wi-Fi  End-point protection  Web-hosting technology Demonstrable understanding of ISO27001, Cyber Essentials, data more »

Provide guidance on advanced engineering methods to safeguard the network from security threats associated with various architectures, including web, mobile, and client / server. • Evaluate the security measures of third-party systems and applications to ensure compliance with bank policies and standards, including authentication, authorization, and error more »

Data Architecture within an Azure environment? You could be progressing your career in a senior, hands-on role at a hugely successful, global FinTech / FX brokerage as they scale, whilst enjoying a range of perks and benefits including 30 days a year work from anywhere. As a Data … to deliver data where and when it is needed. You'll set and communicate the technical direction, evaluating technology choices and making recommendations. Location / WFH: There's a hybrid work from policy; you'll join colleagues in impressive London, City offices Monday to Friday for the first week … development Company lunch in the office Regular social events Apply now to find out more about this Data Architect (Azure Databricks) 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 more »

frontend code Maintain and enhance existing products by implementing new features and improvements Work closely with the backend development team to ensure smooth client-server integration Requirements 5+ years' experience in frontend development for web applications with at least 1 year of experience in leadership Familiarity more »

Network Engineer (Cisco CCIE Juniper Firewalls Routing) London / WFHDo you have Cisco expertise? You could be joining a leading quantitative trading firm, progressing your career and earning significant bonuses.As a Network Engineer, you will help build and scale the network ahead of business demands, whilst driving more standardisation … network features, contributing to support efforts, documenting and automating the network design to limit outages and increase the ability to resolve issues rapidly. Location / WFH:With fantastic offices based in the city, you will be part of a flat structured and open company that offer a fun work … Assistance programmeEmergency childcare provision and childcare vouchersIncome Protection and Life AssuranceWellness benefits such as free onsite gym, Virgin Active membership, weekly yoga classesEnhanced maternity / paternity packagesTraining and book budgetApply now to have a confidential discussion about this Network Engineer (Cisco Juniper) role. At Client Server more »