51 to 75 of 91 Senior Systems Engineer Jobs in London

Jobtailor in London is seeking a Senior Software Engineer to join our Accounts & Card team. You will lead technical delivery, maintain high-performance standards for card-related products, and drive data-driven decisions across talented colleagues. You love to build new things but also ...

BetterCloud is looking for a Senior Design Engineer to help shape the future of its product experience. In this role, you will lead the design of AI-powered workflows, conducting high-fidelity prototype development and collaborating with cross-functional teams to ensure alignment between user needs ...

ICAP Group is looking for a Senior Back-End Engineer in Greater London. In this role, you will design and maintain high … performance, data-intensive applications and APIs, ensuring system reliability while collaborating with architects and stakeholders. The ideal candidate will have substantial experience in trading systems, knowledge of cloud-native architectures, and strong skills in .NET technologies. TP ICAP offers opportunities for innovation within a diverse and inclusive environment. #J ...

most respected companies in all areas of industry and construction.**Summary of Role**We are looking for a highly experienced and competent Security Systems Service Engineer. You will be servicing security systems i.e. Intruder Alarms, CCTV & Access Control Systems to the relevant industry standards, using your exceptional ...

Data Intellect Limited is seeking a Senior kdb+ Engineer to lead technical deliveries for financial institutions. You will design robust kdb+ architectures and collaborate with quants, traders, and analysts to create efficient solutions. The ideal candidate will have over 5 years of kdb+ development experience, strong ...

Commerce, a leading open, AI-driven commerce platform, is seeking a Senior Software Engineer to own complex problems from discovery through production. This role spans backend, APIs, and data workflows, with cross‐team collaboration. You will design reliable services, work with cloud platforms, implement tests ...

ATPCO is the world's primary source for air fare content and provides technology powering global travel. We are seeking a Senior Software Engineer to own the design, development, and maintenance of a wide range of ATPCO applications and services. You will collaborate with cross-functional ...

United States Digital Space LLC is looking for a Senior Backend/Platform … Engineer, working hybrid in either London or Berlin. The role involves developing a Python-native serverless data platform, requiring expertise in distributed systems and ownership of system functionality from end to end. Candidates should have a strong background in Python, Go, and Rust, as well as experience ...

seeking a Senior Platform Software Engineer in Greater London to revolutionize humanoid robotics. This role involves developing core software systems for next-gen robots, including integration of sensors and safety systems. Candidates should have over 5 years of experience in embedded software development, particularly ...

characteristic protected by law. the company will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law. Key Responsibilities Data Systems Software Development: * Deliver end-to-end features spanning application services and the company Database data models (including star/snowflake patterns). Diagnose … interface (API) functionality and integration. Implements moderately complex API versioning, lifecycle, and interoperability strategies. Software Architecture – Software System Structural Design: * Designs and develops software, systems, and services aligned to pre-defined system architecture. Develops working knowledge of software architecture decisions and best practices. Collaborates with team leads to review ...

to design and own an agent system that compiles the tribal knowledge of the organization. Your role will focus on architecting reliable systems, working closely with scientists, and ensuring the deployment of dependable solutions. The ideal candidate will have over 8 years of experience in building production … systems, a strong background in Python, and familiarity with agentic frameworks. Join a small, innovative team that values real ownership and diversity. #J-18808-Ljbffr ...

Parkopedia, a leading connected car services provider, seeks a Staff Python Engineer to lead data‐science products within Arrive. You will design scalable data services, influence architecture, and partner with data scientists to deploy real‐time … predictions for parking availability and routes. You will modernize AWS infrastructure, define engineering standards, and drive AI practices across the SDLC, ensuring reliable, maintainable systems for millions of drivers. #J-18808-Ljbffr ...

United States Digital Space LLC in the United Kingdom seeks a Mission Software Engineer to advance autonomy and complex software systems for defense applications. You will tackle networking, robotics, data processing, and systems integration on challenging projects with real-world impact. You will lead cross-functional ...

company is a leading technology firm focused on delivering trusted data and analytics for global financial markets. This role involves building distributed systems and high‐quality software in Python within a collaborative, cross‐functional team. You will contribute to scalable architectures, work with modern tech stacks, and leverage ...

seeking a Senior Backend/AI Infra Engineer to design, build, and evolve our R&D infrastructure, spanning build systems, artifact management, data distribution, and the software supply chain. You will enable multi-language and multi-architecture support, scale AI training and inference pipelines ...

Crane Venture Partners is looking for an Applied Engineer to design and own the agent system that … compiles an organization’s tribal knowledge using multiple data sources. This senior role requires over 8 years of experience in building production systems, particularly with Python and agentic frameworks. You will work in a small, dynamic team, ensuring production reliability and building reliable knowledge artifacts. The position ...

Staff Software Engineer to tackle high-level technical challenges and enhance system scalability. You will resolve technical issues, design distributed systems, and leverage AI tools to improve workflows. Ideal candidates should have experience with production systems at scale, debugging skills, and the ability to work ...

WorldQuant LLC is seeking an experienced software engineer to build scalable systems for quantitative research and portfolio production in a Linux environment. You will contribute to a multi‐year platform initiative designed to support large‐scale data processing, backtesting, and ML workflows. The role emphasizes writing production ...

JPMorgan Chase & Co. is seeking a Senior Lead Software Engineer to join the Global Sales OMS technology group in Greater London. You will drive significant business impact by delivering secure, scalable technology products and enhancing application functionality. The role requires expertise in Java, Springboot, and cloud ...

Hitachi Rail GTS UK Limited is seeking a Senior IVVQ Engineer to lead system integration and verification across railway projects. You will work with cross-functional teams to define testing approaches, develop tools, and ensure scalable, reliable solutions for client needs. The role is hybrid, based ...

leading AI technology firm in Greater London is seeking a Backend Engineer to own and architect systems essential for AI agents. In this role, you will design resilient infrastructure ensuring reliability and rapid iteration. Candidates must have extensive experience in production software development, strong skills ...

leading Investment Manager in the UK is seeking an experienced Software Engineer for an initial 6-month role that could lead to permanent employment. The position involves working within a core engineering team to develop and enhance data and infrastructure platforms supporting systematic trading strategies. The ideal candidate ...

and Lead AI Engineers in London to join a pioneering AI team within a prominent investment business. This role includes designing scalable AI systems, developing applications, and collaborating with business leaders to enhance operational efficiency through technology. Ideal candidates will possess strong software engineering skills and experience ...

J.P. Morgan in London seeks an experienced software engineer to design, develop, and stabilize complex financial software systems. You will drive architecture, lead engineering teams, and deliver scalable data pipelines using Java, Spring, React, Kafka, and cloud-based platforms. The role emphasizes AI/ML-enabled real-time ...

Recruitment Limited is looking for a Senior Full Stack Engineer to significantly impact the development and scaling of mission-critical systems within their AI-driven legal platform. You will work in a highly technical, product-centered team to solve complex design challenges, optimizing the performance ...