126 to 150 of 300 Senior Systems Engineer Jobs in the UK

Leonardo UK Ltd is seeking a Network Systems Engineer to design, configure and support secure naval IP networks and virtual environments. The role blends remote work with on-site collaboration in support of a range of defence platforms. You will work within an Integrated Project Team ...

Hamilton Barnes Associates Limited is seeking an HPC Systems Engineer to maintain stable, secure, and high-performing HPC services supporting critical engineering workloads. The role combines operational support with project delivery, including monitoring, capacity planning, queue management, lifecycle management, planned maintenance, and infrastructure improvements to optimise compute ...

Pension Insurance Corporation (PIC) is seeking a Principal IT Systems Engineer to lead the IT Operations and Engineering team in London. The role combines deep infrastructure expertise with cloud and platform engineering, acting as a trusted technical authority across on-premises and cloud environments. You will mentor ...

QinetiQ is seeking a Principal IT Data Systems Engineer to provide Digital Engineering leadership and IT data systems integration expertise to enable projects to meet objectives, working with Project and Programme Management and acting as a Product Owner. Based at Bristol, Amesbury, Farnborough or Malvern ...

Hastings Direct is seeking a Senior Engineer to lead software initiatives in a hybrid role requiring weekly on‐site attendance at Bexhill or Leicester offices and participation in quarterly events. The role supports our CIO‐led tech strategy and AI‐enabled projects across multiple services ...

Unity Technologies is seeking a Senior Graphics Engineer to lead shader systems across platforms and engines. You will collaborate with multiple graphics teams to optimize shader workflows, tooling, and cross-platform compatibility. The role demands deep knowledge of C++, shader languages, and real-time ...

space, air, land, sea and cyber domains in the interest of national security. Job Title – Senior Software Engineer (Autonomy & Maritime Systems) Job Location – Portchester, UK Job ID – 44405 About this opportunity and L3Harris UK Operating at 10 sites in the United Kingdom, L3Harris supports Britain … land, sea and cyber domains. L3Harris in Portchester is part of our Maritime UK business - a leading global supplier of integrated marine control systems and simulation products for warships, submarines and high-end commercial marine vessels worldwide. Our Maritime UK business has 4 UK locations and together ...

Unity Technologies is seeking a Senior Graphics Engineer to advance the Shader Systems team. You will design, implement, and optimize shader workflows across platforms, collaborating with multiple graphics teams to enhance editor and runtime shader tooling. You will contribute to runtime variant handling and shader ...

Unity is seeking a Senior Graphics Engineer to join the Shader Systems team, tackling shader technology across the engine. You will work with artists and engineers to improve workflows, quality, and performance across platforms. As a senior contributor, you’ll drive shader compiler ...

frontier of large-scale ML infrastructure. This is a hands-on technical role for someone who enjoys going deep on performance modelling, distributed systems, and real hardware behaviour — with direct influence over architecture decisions at scale. What you'll do Build simulation models for compute, memory, interconnect, and communication … behaviour across large-scale ML systems Develop tools to simulate training and inference workloads across distributed accelerator clusters Model distributed execution patterns including collectives, synchronisation, and communication bottlenecks Run experiments and benchmarks on real ML systems to calibrate and validate simulation models Analyse end-to-end performance: throughput ...

Copello are partnering with an exciting defence and cyber organisation developing advanced secure systems that protect lives and enable critical missions. We are speaking with Systems Engineers from mid-level through to senior/principal level who are looking for their next challenge in a highly … technical environment. You will work on complex defence, cyber, cryptographic and secure communications systems, taking ownership, developing your expertise and progressing your career while mentoring #J-18808-Ljbffr ...

Asriel is seeking a Senior Software Engineer to join the core engineering team, focusing on production systems in Rust with ownership across the stack. You will design, build, and ship production software, work with customers and partners, and help ensure reliability and security in customer ...

that aligns our perspectives with those of our clients. About the RoleTHE POSITION The Attack Surface Management team is seeking a Lead Security Engineer to be a key member of our team. This engineer will assist in the minimization of potential attack surfaces through vulnerability management … must. Ability to self-motivate, with an eagerness to dig into potential risks. Ask questions, be curious, dig deeper. BS degree in Information Systems/related discipline or equivalent IT work experience Experience in developing new processes and procedures that match evolving attack surfaces. Excellent oral and written communication ...

Transak is seeking a Senior Software Engineer (SDE 3) to own high-throughput payment microservices end-to-end. You will design, build, and operate Node.js services across currencies and jurisdictions, collaborating with Risk, Compliance, and banking partners. The role emphasizes architecture decisions, mentoring engineers, and staying ...

technology firm in Greater London is seeking a Senior C++ Software Engineer to enhance their unmanned systems software. The role involves developing features that impact live operations, with a focus on C++ programming. Candidates should have experience in robotics or autonomy systems ...

UiPath, Inc. is seeking a systems-focused engineer to advance the Machine Learning Services platform. You will design, implement, and operate core infrastructure handling high-volume inference and multi-tenant workloads across Rust, Python, and cloud environments. Join a quick-moving, growth-focused team focused on distributed … systems, Kubernetes orchestration, and performance-tuned GPU inference (ONNX) in production, while shaping robust, scalable architecture and contributing to a culture of #J-18808-Ljbffr ...

Tesco UK is seeking a Systems Engineer in Network Services to advance monitoring, tooling and compliance across its global network estate. You will deploy and improve observability platforms, automate manual processes and provide operational insights to drive service reliability. The role emphasizes Python development, API integration ...

NSSLGlobal Group is seeking an experienced IT Engineer to act as an in-house product expert and support diverse engineering tasks. Responsibilities include overseeing the design and integration of satellite communication networks, developing technical documentation, and collaborating with the product management team. Applicants should have a degree ...

University of Oxford is seeking a Senior Research Systems Administrator to shape a University-wide research computing service. You will combine Linux expertise with HPC/HTC, container and AI technologies to build reliable platforms and influence service evolution. You will join Oxford Research Computing (OxRC ...

administration of physical servers and configuration management Develop automation scripts using Python, or similar to improve efficiency Qualifications Bachelor’s degree in Computer Science, Systems Engineering, or a related field 3+ years experience designing & supporting Windows-based and mixed OS infrastructures Strong knowledge of Windows Server (2016/…/2022), Active Directory, DNS, DHCP Python Scripting Familiarity with virtualization platforms (VMware, Hyper‐V, Citrix) Experience with coding version control systems (Git) Salary 120,000-160,000 GBP #J-18808-Ljbffr ...

Global is recruiting a Senior System Engineer for a client in Cambourne, UK. This 24‐month contract offers a PAYE rate of £31 per hour or £41.90 per hour umbrella. The role requires defining and managing requirements across product lifecycles for connected devices and IoT solutions ...

bet365 is seeking a Business Systems Application Engineer to support and evolve our extensive enterprise application ecosystem. The role is full-time with a hybrid work-from-home policy, requiring on-call coverage and collaboration with internal teams and external vendors to ensure platform performance. You will ...

Forwardrole is seeking several Systems Engineers to take technical ownership of complex projects from scoping through to integration and assurance. This is a client-facing role; you'll set the technical direction, run workshops that align stakeholders and ensure delivery stays on time, on budget and de-risked. ...

hundreds of cities worldwide. Working alongside AI/ML engineers, hardware partners, and Cloudflare product teams, you’ll solve hard problems in distributed systems and high-performance computing: sub-second model cold starts, multi-accelerator workload scheduling, efficient KV cache management, and a model deployment platform serving both Cloudflare … internet — something that doesn’t exist yet — and this role puts you at the center of it. We’re looking for high-agency systems engineers who are energized by foundational infrastructure problems and want to define how AI runs at the edge of the network. Responsibilities Platform Architecture: Develop ...

role you can work from Remote, United Kingdom Overview GitHub is seeking a Senior Software Engineer to join the Git Systems Engineering team, which runs the largest code-hosting platform in the world, part of our Platform and Infrastructure organization. Our group is responsible … repositories, both directly to users and to other layers in the GitHub software stack. We build the various microservices, protocols, proxies, and control systems that power Git operations at GitHub and operate them at scale. Our group is highly distributed and the right candidate will thrive in an environment ...