14 of 14 Systems Architect Jobs in London

Job Title: Principal AI Systems Architect Location: Flexible/Hybrid - London Employment Type: Permanent Overview We are seeking a Principal AI Systems Architect with deep technical expertise in AI engineering at scale to lead the design and orchestration of secure, high-performance multi-agent systems. This role sits at the intersection of AI, distributed … systems, and advanced security engineering - ideal for someone who thrives in ambiguous, high-stakes problem domains and can design from first principles. What You'll Be Solving This is not your typical AI role. You'll be tackling: Agent orchestration at scale - thousands of agents working concurrently, requiring sophisticated coordination and communication strategies. Trust and security in AI systems … e.g., causal consistency, network partitioning). Failure modes in LLM-based architectures - understanding injection attacks (e.g., prompt injection), and building intelligent defences at the orchestration layer. Scalability bottlenecks - architecting systems that handle massive data flows and compute workloads while maintaining responsiveness. Key Responsibilities Architect large-scale, distributed AI systems with a focus on agent coordination , resilience More ❯

We are looking for an industry wide Senior Systems Architect - Infrastructure who can provide leadership and direction for Change-The-Bank (CTB) electronic trading infrastructure initiatives covering all technologies (in this specific domain) for Rates. What We do The role sits within Citi's Global Markets: High Performance Architectures - Infrastructure (HPAi) group. This team is responsible for … all electronic trading infrastructure architecture across all markets globally for the firm. It is composed of low latency Subject Matter Experts (North America, EMEA), Systems Architects (both regional and asset class aligned) and an aligned initiative management function (e.g. Technical Project Manager). Technology is key to our business; this role will require you to drive innovation and technology … engineering of CTB and End of Vendor Support (EoVS) initiatives where we choose to innovate. Role Overview/What will you do: Reporting to the head of HPAi, the Systems Architect will be responsible for ensuring best in breed technology architecture and engineering are in alignment with business requirements. This will be done in collaboration with CISO More ❯

identify opportunities for improvement, streamline processes, and implement data-driven strategies that enhance performance, customer satisfaction, and value delivery. We are seeking an experienced and forward-thinking Higher Education Systems Architect to ensure that all student-facing and administrative systems comply with UK Higher Education (HE) regulatory frameworks. This role will also provide architectural leadership in … of a next-generation Student Information System (SIS), working in close collaboration with our offshore development team. Acting as the bridge between compliance needs, business users, and developers, the Systems Architect will ensure that all solutions support institutional goals, enhance operational efficiency, and meet the evolving demands of students, staff, and regulators. About the role: System Governance … Compliance: Ensure current systems are used in alignment with UK HE policies and regulations (e.g., HESA, OfS, GDPR, UCAS, SLC ). Architecture & Design: Define the technical and functional architecture for a new Student Information System (SIS) product tailored to the UK HE sector. Collaboration & Leadership: Work closely with an offshore software development team to guide system architecture and design More ❯

Join to apply for the People Systems Solutions Architect role at Teya 2 days ago Be among the first 25 applicants Join to apply for the People Systems Solutions Architect role at Teya Hello! We're Teya. Teya is a payment and software service provider, headquartered in London serving small, local businesses across Europe. … high-energy and connected culture, while benefiting from continuous learning opportunities, a supportive community which is proud to serve our mission, and comprehensive benefits. Your Mission As our People Systems Architect, your mission is to build the platform or connected set of platforms that powers how the People team serves every Teyan. Youll ensure that our systems … support, or navigating change your goal is to ensure the experience is smooth, consistent, and effective. Youll treat every Teyan as a customer, building a service mindset into our systems and using every interaction as an opportunity to improve. Your work will free up time for our teams to focus on what matters most the missions they came to More ❯

Were looking for an Enterprise Systems Architect to join us in either of our sites in Reading or London. Reporting into the Senior Manager for Enterprise Systems, this is a key role in the development of Liberty Blume's outsourcing capabilities. This individual will be responsible for the definition and evolution of the Enterprise Systems … be doing? Working with Shared Services and business strategy partners to understand business imperatives, organisational vision, and medium to long-term objectives. Define and own target landscape view of systems to fulfil Shared Services business vision and realise business and organisational objectives. Work with delivery teams on streams that impact ERP Systems; make decisions on any open items … and resolve differences concerning solution architecture, where relevant. Maintain a map of which core business capabilities are implemented by which systems/technology across Op Cos, identifying overlaps and inefficiencies. Propose metrics for comparing systems across Op Co and use these important metrics to identify and prioritise rationalisation opportunities. Review/approve business requirements and proposed solutions from More ❯

will be able to choose what they want to do. We believe that providing a universal basic income will eventually be a true evolution of our civilization. The Principal Systems Architect will play a key role in the design, development, and deployment of our advanced humanoid robotic systems. This role requires a deep understanding of state-of … Develop and implement technical strategies aligned with the companys mission and long-term goals. Collaborate with cross-functional leads and subject matter experts to architect robust, scalable systems that satisfy product requirements. Define and manage system-level requirements and ensure alignment across all engineering teams. Create and maintain system documentation, including block diagrams, interface specifications, and design … Employment type Employment type Full-time Job function Industries Robotics Engineering and Robot Manufacturing Referrals increase your chances of interviewing at Humanoid by 2x Get notified about new System Architect jobs in London Area, United Kingdom . London, England, United Kingdom 1 week ago London, England, United Kingdom 1 day ago London, England, United Kingdom 5 days ago More ❯

About the Role We are seeking an innovative GPU Systems Architect to lead the comprehensive design of a next-generation graphics architecture. This strategic position combines deep hardware expertise with system-level insight to deliver a unified GPU platform optimised for rendering performance, visual fidelity, and computational efficiency. This is initially for a 9-month contract but … graphics system architecture. In-depth understanding of modern graphics rendering pipelines and associated computational requirements. Strong knowledge of rasterisation, ray tracing, and hybrid rendering approaches. Experience in designing memory systems for high-bandwidth, low-latency graphics applications. Demonstrated leadership in the architecture of complex silicon products. Proven ability to balance performance, image quality, power consumption, area, and cost. Strong … analytical skills, with experience in graphics performance modelling and workload characterisation. Excellent communication skills, capable of articulating complex technical concepts across multidisciplinary teams. Key Responsibilities Architect the GPU system design, covering programmable shader cores, fixed-function hardware, memory hierarchies, and interconnect topologies. Define system-level specifications that balance real-time rendering performance, image quality, power efficiency, and thermal More ❯

Join to apply for the Finance Systems - Solutions Architect role at Unity Advisory Continue with Google Continue with Google 2 weeks ago Be among the first 25 applicants Join to apply for the Finance Systems - Solutions Architect role at Unity Advisory Unity Advisory is a challenger advisory firm. Built for the AI-enabled world … finance technology environments for large-scale cloud transformation programs. Lead the development of target architecture covering ERP, EPM, procurement, billing, expenses, and order management systems. Assess legacy on-prem systems and define optimal migration paths to cloud-based platforms such as Microsoft, SAP public cloud, Workday, or NetSuite. Ensure integration strategies across finance applications, data platforms, and third-party … systems are aligned and scalable. Collaborate with functional and technical teams to translate business requirements into architectural blueprints and implementation roadmaps. Oversee selection and configuration of finance applications, ensuring alignment with enterprise architecture and industry best practices. Support data migration, systems integration, and performance optimization across the finance tech stack. Engage with business and IT leadership to ensure More ❯

high-energy and connected culture, while benefiting from continuous learning opportunities, a supportive community which is proud to serve our mission, and comprehensive benefits. Your Mission As our People Systems Architect, your mission is to build the platform - or connected set of platforms that powers how the People team serves every Teyan. You'll ensure that our … systems are not just functional, but intuitive, integrated, and designed to make People processes invisible where they can be, and seamless where they must be. Whether a Teyan is onboarding, getting promoted, seeking support, or navigating change - your goal is to ensure the experience is smooth, consistent, and effective. You'll treat every Teyan as a customer, building a … service mindset into our systems and using every interaction as an opportunity to improve. Your work will free up time for our teams to focus on what matters most - the missions they came to Teya to solve. What you'll be doing Design and evolve our People systems as a unified platform - ensuring they support the Teyan experience More ❯

System Architect - Group Technology page is loaded System Architect - Group Technology Apply locations London time type Full time posted on Posted 30+ Days Ago job requisition id R3778 The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price … people strong. We work as one to achieve our vision of being the world's most trusted, innovative, liquidity and data solutions specialist. Role Overview The System Architect is responsible for defining and delivering the shared technical and architectural vision for the delivered as part of the Agile Release Train (ART). The technology includes systems (applications … processes and information), shared infrastructure services, shared application services, and their effective integration across Global Broking Rates and FX. The System Architect is working to align Feature teams to this vision and ensure the systems under development support the evolving business need and enables fast reliable implementation of value. As a core role steering the wider team More ❯

are 5,300 people strong. We work as one to achieve our vision of being the worlds most trusted, innovative, liquidity and data solutions specialist. Role Overview The System Architect is responsible for defining and delivering the shared technical and architectural vision for the delivered as part of the Agile Release Train (ART). The technology includes systems (applications, processes and information), shared infrastructure services, shared application services, and their effective integration across Global Broking Rates and FX. The System Architect is working to align Feature teams to this vision and ensure the systems under development support the evolving business need and enables fast reliable implementation of value. As a core role steering the … wider team alongside the Release Train Engineer (RTE) & Product Managers, the System Architect collaborates with the Feature teams to design and develop the architecture and create the Architecture Runway in line with Enterprise standards, patterns and roadmaps. Role Responsibilities Define Architecture vision The System Architects primary responsibility is defining the architecture vision and communicating it clearly to the More ❯

Join to apply for the System Design Architect IV role at IGT 20 hours ago Be among the first 25 applicants Join to apply for the System Design Architect IV role at IGT IGT is a global leader in gaming. We deliver entertaining and responsible gaming experiences for players across global channels and regulated segments through … type Full-time Job function Job function Information Technology Industries Gambling Facilities and Casinos Referrals increase your chances of interviewing at IGT by 2x Get notified about new System Architect jobs in London Area, United Kingdom . London, England, United Kingdom 3 weeks ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 1 week ago … United Kingdom 3 weeks ago London Area, United Kingdom 80,000.00-100,000.00 1 month ago London, England, United Kingdom 1 month ago Senior Cloud and Data Solution Architect Senior Technology Architect-Cloud Data Mesh Were unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. More ❯

Role/Job Title: Certified Pega Lead System Architect (CLSA with CDH) Work Location- London (2 days) The Role Certified Pega Lead System Architect (CLSA) who is a senior-level professional responsible for leading the design and implementation of end-to-end Pega solutions that align with business goals and technical standards. Their key responsibilities include More ❯

Telecoms space through the decentralization of the supply chain. This is your chance to have an impact on such a large and innovative industry. As a Telecoms Cloud System Architect , you would be contributing to their main product which is a platform that enables the sharing and monetization of telecoms infrastructure. You would have the responsibility of taking … technology. Joining the company in its early stages gives you endless potential to grow along with the company. As a successful candidate, you will have: a strong background in systems engineering, experience with Linux and technologies such as Openshift, OpenStack, and Virtualisation (e.g. VMware), working knowledge of containers and orchestration, experience in environments and with products involving 4G/ More ❯