101 to 125 of 184 Senior Systems Engineer Jobs in London

Kharon, a leader in global security intelligence, seeks a London-based Senior AI Engineer for Agentic Systems. The role focuses on building autonomous agents, integrating diverse data sources, and deploying scalable workflows. You will contribute to research-driven product development and operationalize AI capabilities in production ...

Chubb is seeking a Senior AI Engineer to design, develop and deploy … generative AI solutions across underwriting, claims, and customer service. The role sits at the intersection of software engineering and applied AI, building production-ready systems on our Azure and Databricks platform. You will mentor engineers, shape technical direction, and drive architecture decisions to scale AI capabilities across the insurance ...

seeking a Senior Backend Software Engineer to join the Spacetime UK team. You will contribute to core software, optimize distributed systems, and drive production-ready solutions for aerospace communications. Hybrid remote/in-office arrangements are available for candidates who can work within the UK. … will design and implement scalable systems, lead technical initiatives, and collaborate with senior engineers on challenging projects across land, sea, air, and #J-18808-Ljbffr ...

seeks a Senior Backend Engineer to design and develop scalable backend systems. You will write production-grade code, solve distributed systems challenges, and collaborate with cross-functional teams. The ideal candidate has expertise in Python and frameworks like FastAPI or Node.js, as well ...

Rightmove is seeking a Senior Software Engineer I to own the delivery of high-quality software and products. You will work in a hybrid London-based role, collaborating with cross-functional teams to promote best coding practices and test automation, with a focus on maintainability ...

WeDoTech is seeking a Senior Backend … Engineer in London to join a high-growth AI startup. You will design and implement high-performance Python services, build scalable distributed systems, and own backend architecture from design to production. You'll collaborate with founders, customers and engineers to solve complex problems and shape the platform ...

Codurance is seeking a Senior Software Engineer (Go) for a fast-growing tech company in London to join a core product team. … will own problems from concept through implementation, rollout, and ongoing support in a high-trust, collaborative environment. You will design and build high-throughput systems in AWS, lead end-to-end features, and mentor engineers. This is a 6-month contract, inside IR35, with day rates ...

Machine Learning Engineer to build production-grade AI agents and scalable ML-powered services. You will design, implement, and monitor agentic systems that automate complex underwriting decisions, collaborating with data scientists and software engineers in a fast-paced Data & AI unit. The role emphasizes robust architecture ...

pushing the boundaries of how we ingest, model and distribute food-related data across M&S. The team owns the platform that supports supplier systems, price and promotion information, product lifecycle and master data, and critical supply chain data flows. We sit at a unique intersection, providing high-quality … foster an inclusive, high-performing engineering culture. Who You Are Your skills and experience will include: Significant experience building and scaling data-intensive distributed systems, ideally supporting large datasets, high transaction volumes and mission-critical business processes. Strong proficiency in JVM-based technologies, particularly Java, with experience developing scalable ...

seeking a Senior Software Developer to join our Engineering team in London. You'll design and optimize low-latency data processing systems that execute automated trading strategies. A dynamic environment fosters collaboration and innovation, where your contributions significantly impact our success. The ideal candidate will have strong ...

maintain advanced automation scripts and workflows (PowerShell, Python, or similar) to reduce manual effort and improve service metrics. Infrastructure Collaboration: Partner with network, systems, and security teams to support local IT infrastructure, site onboarding, and operational readiness for new technologies. Field Engineering Excellence: Lead field support operations for your … site, including workstation provisioning, network connectivity, A/V systems, and executive-level support. Process & Documentation: Author and maintain advanced knowledge base articles, support runbooks, and team SOPs that promote global consistency and knowledge sharing. Continuous Improvement: Analyze Service Desk trends, identify service gaps, and propose technical or procedural ...

leading fintech company in Greater London is seeking a Senior Software Engineer specialized in Infrastructure. The role involves deploying and maintaining software, automating deployment processes, and developing observability tools. Candidates should possess 5+ years of experience, a degree in a technical field, and proficiency in Python ...

JPMorgan Chase & Co. is seeking an experienced Senior Python Developer to join our Athena Rates development team working on Risk and PnL frameworks across Rates. You will architect, design, develop, and integrate sophisticated solutions supporting trading desks and back-office functions. You will collaborate with quantitative analysts, traders ...

made. The ideal candidate will have a passion for technology and thrive in a fast-paced environment. Our team is developing tools and systems using modern software techniques. We need software engineers who excel at building robust software systems to solve challenging problems at scale. The ideal candidate … complex software with modern C++ over embedded systems. Implement, deliver and refine Arene SDK software components for users to interact seamlessly with the vehicle systems Design and implement abstraction layers to enable hardware-agnostic software platforms using modern C++ concepts Collaborate with global teams to accelerate and improve Arene ...

A leading electric vehicle manufacturer based in Greater London seeks an experienced Perception Engineer. The role involves developing machine learning algorithms that directly impact safety-critical self-driving features. Candidates should have a strong background ...

Airalo is seeking a Senior Backend Engineer to lead the evolution of our global platform serving millions … users. You will drive high-performance PHP backends, with Laravel and Symfony expertise, across a remote UK-focused team. You will shape distributed systems, SOA transitions, and coding standards while mentoring peers and balancing innovation with stability. You will work with Product and DevOps to translate requirements into scalable ...

Mill Recruitment Ltd invites applications for a Senior … Engineer role in London with remote working options. You will lead RF and antenna development, design and test RF/microwave systems, and coordinate with manufacturing and supply chains to deliver key packages. The ideal candidate has deep RF design experience, familiarity with PCB tooling ...

Anduril Industries seeks a Senior Product Security engineer to develop novel security tooling, discover vulnerabilities, and secure our AI-enabled and autonomous systems. You will perform architecture reviews, analyze firmware and software, and collaborate with hardware and software teams to harden products across aerospace, defence ...

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 ...

Conference Technologies seeks a Lead Engineer to be the on-site technical resource, capable of leading a team on construction sites, tuning DSPs, finalising code, and guiding handover days. You own delivery across mechanical, electrical, and software, ensuring off-site … designs perform flawlessly in the real world. You take pride in quality, safety, and professional client handover. You will install and commission complete AV systems, train end users, document as-built drawings, and uphold CTI's #J-18808-Ljbffr ...

ALTEN in London is seeking a Senior Defence Software Engineer … deliver mission-critical C++ solutions for regulated environments. You will apply DO-178, perform testing, and collaborate across disciplines to integrate software into complex systems, while contributing to safety and reliability. The role requires 8+ years of C++ experience, SC clearance eligibility, and a hybrid on-site schedule ...

Group, a technology company applying state-of-the-art AI/ML to finance, seeks a Senior Machine Learning Engineer to translate research into production-grade code and to build data pipelines … modeling infrastructure for quantitative trading. You will work at the boundary of research and engineering, understanding mathematical concepts, ensuring performance, reliability, and maintainability across systems used by researchers and engineers. #J-18808-Ljbffr ...

TransPerfect – TechOps is seeking a Senior Software Engineer to drive the quality, development … execution of our software products. You will join a global technology team across London, New York, Barcelona, and more, contributing to scalable backend systems and secure, efficient APIs. Responsibilities include coding, debugging, collaborating with cross-functional teams, and mentoring junior engineers while staying current with industry trends to improve ...

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 ...

full mission lifecycle - from early concept and requirements definition through design, AIT, launch, and in‐orbit commissioning - working closely with subsystem, software, and systems engineers to ensure a coherent and robust system design. Role Responsibilities System Engineering Provide electrical system engineering, both high level architecture and detailed electronics design … from specification to integration Develop and maintain electrical system architectures for ClearSpace missions Act as the technical point of contact on the Electrical systems with key stakeholders: internal project teams, customers, subcontractors. Perform requirements engineering (analysis, flow-up and down) related to electrical systems, and the electrical interfaces ...