26 to 50 of 65 Performance Engineering Jobs in London

tooling for monitoring, logging, debugging, and developer ergonomics. Collaborate closely with infra teams to ensure our cluster, container environments, and hardware configurations support high-performance training. Investigate and resolve performance bottlenecks across the ML systems stack. Build robust systems that ensure reproducible, debuggable, large-scale runs. You Might … Good Fit If You Have Strong engineering experience in large-scale distributed training or HPC systems. Deep familiarity with JAX internals, distributed training libraries, or custom kernels/fused ops. Experience with multi-node cluster orchestration (Slurm, Ray, Kubernetes, or similar). Comfort debugging performance issues across CUDA ...

influence our overall strategy informing decisions on both Technology and Product investments as well as teams’ setup. Champion Communities of Practice to help establish engineering excellence at M&S. Lead by example via contributions to our engineering ecosystem. Pioneer and promote methodologies like clean code and clean architecture. … Advocate for engineering productivity, delivery quality and operational excellence through a continuous ecosystem. Drive DevOps practices to automate the Product development life cycle and ownership demeanour. Partner with both Engineering, Technology and Product leadership to ensure strategies align. Develop the best and mentor other senior engineering roles ...

technical leadership across the full lifecycle of machine learning systems powering a new matching platform. This role is accountable for defining ML architecture, establishing engineering standards, driving MLOps maturity, and ensuring that our models are scalable, secure, explainable, and governed to enterprise‐grade standards. You will contribute … compliance framework. This is a highly hands‐on, highly technical, principal‐level role that combines architectural vision with deep practical expertise in ML engineering and AWS-native MLOps. Key Responsibilities Technical Leadership & Architecture Define the end‐to‐end ML architecture for the matching platform, including data pipelines, model training ...

inclusive work environment; we back each other to deliver impact. Make Wayve the experience that defines your career! The role As a Staff ML Performance Engineer, you’ll play a key role in high-impact projects, optimising ML inference for edge accelerators and GPUs. The focus of this team … high-impact projects at Wayve. Key responsibilities: Identify, implement and validate optimisations in ML compilers, runtimes, and kernels (e.g. operator fusion, scheduling, quantisation‐aware performance, custom kernels) Profile and pinpoint bottlenecks across the full inference stack (model graph, compiler/runtime, kernel execution, memory movement) and deliver measurable improvements. ...

Capgemini in London is seeking a Lead Performance Test Engineer to steer a team of performance engineers, defining strategy and non-functional requirements for complex client programmes. You'll work across engineering, architecture, DevOps, SRE and cloud teams to ensure systems are scalable, resilient and production-ready … with hybrid working across offices, client sites and home. The role emphasizes strong stakeholder management, hands-on testing and shaping performance gates. #J-18808-Ljbffr ...

operations platform powering the world's most advanced hardware systems, from spacecraft and autonomous vehicles to next‐generation defense programs. Our platform gives hardware engineering teams a single place to ingest data, analyze performance, automate test execution, and collaborate across every phase of development, so they can move … tier commercial and defense customers, from autonomy leaders like Anduril and Shield AI to next‐generation aerospace teams like Hermeus and REGENT, and performance engineering teams like Pratt Miller Motorsports, alongside mission partners within the U.S. Navy and U.S. Air Force on programs where failure ...

world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.We’re looking for a hands-on engineering lead with a passion for building AI-powered products and shaping engineering culture. You’ll provide technical leadership while remaining close … code, partnering with teams across the organisation to build scalable developer platforms, influence engineering strategy and drive the adoption of Generative AI and modern engineering practices.### Key Responsibilities* Drive the design and delivery of enterprise-scale applications supporting critical business functions and large user populations.* Remain hands ...

supports a platform focused on intraday risk, trade, and portfolio management, partnering closely with investment, business management, and risk functions in a fast-moving engineering environment.What You'll Do• Partner with portfolio managers, business management, and risk teams to design and deliver intraday risk, trade, and portfolio management solutions. … risk management users across the firm.• Collaborate effectively with technical and business stakeholders to translate needs into practical outcomes.• Contribute to a high-performance engineering culture with a hands-on, solutions-oriented approach.What You Bring• Up to 4 years of backend engineering experience, with proficiency ...

Interop is desirable but not essential.* Drive AI integration within the development lifecycle — including AI-assisted coding, automated test generation, and intelligent monitoring* Influence performance engineering across the UI stack: profiling, rendering optimisation, bundle analysis, and low-latency data delivery* Contribute and influence architecture decisions for large-scale … which is annually reviewed), and enjoy a whole host of additional benefits such as:* 27 days annual leave (plus bank holidays)* A discretional annual performance related bonus* Private Medical Care & Life Insurance* Employee Assistance Program* Pension Plan* Paid Parental Leave* Special discounts for employees, family, and friends* Access ...

Interop is desirable but not essential. Drive AI integration within the development lifecycle — including AI-assisted coding, automated test generation, and intelligent monitoring Influence performance engineering across the UI stack: profiling, rendering optimisation, bundle analysis, and low-latency data delivery Contribute and influence architecture decisions for large-scale … which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access ...

least 4 days per week from our new Kings Cross office, plus a flexible work-from-home day. Responsibilities: Design, implement, and maintain high-performance embedded and real-time software components in C++, including hardware abstraction layers, device drivers, and data acquisition pipelines. Define and drive technical strategy, proactively … line with ISO 14971 and CoMind’s QMS. Participate in design reviews, sprint planning, and cross-functional technical forums, contributing to a high-performance engineering culture. AI is fundamental to our culture — it's not just a tool, but a core part of how we work, collaborate ...

recorded directly on ledger through tokenized transfers between counterparties. We are seeking a technically exceptional and commercially minded CTO to lead the architecture, engineering, and strategic evolution of Derivnex as it scales into production institutional markets. Role Overview The CTO will define and execute the technical vision for Derivnex … leading platform architecture, distributed systems engineering, smart-contract infrastructure, security, and operational resilience. This leader will work closely with trading, operations, legal, and external counterparties to build secure, scalable, regulator-ready market infrastructure for OTC derivatives. Key Responsibilities Lead the technical strategy, architecture, and engineering roadmap ...

includes our commitment to being an inclusive workplace, attracting and developing exceptional talent, supporting our teammates’ physical, emotional, and financial wellness, recognizing and rewarding performance, and how we make an impact in the communities we serve. Bank of America is committed to an in-office culture with specific requirements … Server Sent Events). Design and implement modular, testable, and reusable components and design system primitives aligned to accessibility (WCAG 2.1 AA+). Drive performance engineering: rendering optimization, virtualization for large grids/blotters, memoization, Suspense/Concurrent features, and profiling. Champion resilience: graceful degradation, offline/slow ...

include formal people management. Role Responsibilities Act as the primary hands‐on technical leader: architect the platform, write correctness‐critical code, and set the engineering bar through your own output. Own the technical direction of the ICRV greenfield project, developing high‐performance, scalable, and robust solutions from first … governance while delivering business value and ensuring adherence to group wide technology standards and mandates. Mentor and coach other team members to achieve optimum performance and career growth. Leverage offshore staffing vendors effectively. Establish AI‐assisted development as a disciplined team practice using company‐wide tooling, workflow integration ...

before the How. As a Senior Engineer at DeepL, you will operate with the agency of a founder. You will join a high-performance engineering culture that values shipping speed, system reliability, and direct business impact over theoretical perfection, whether you are building our next-gen Voice … wait for perfect requirements; you identify risks, build prototypes, and iterate based on real-world feedback. Bridge the Gap : You will be bilingual in "Engineering" and "Business." You will translate complex technical constraints (latency, eventual consistency) into business terms for Product Managers, ensuring we negotiate the right trade-offs ...

include formal people management.**Role Responsibilities*** Act as the primary hands-on technical leader: architect the platform, write correctness-critical code, and set the engineering bar through your own output.* Own the technical direction of the ICRV greenfield project, developing high-performance, scalable, and robust solutions from first … wide governance, while delivering business value ensuring adherence to group wide technology standards and mandates.* Mentor and coach other team members to achieve optimum performance and career growth. Work effectively to leverage offshore staffing vendors.* Establish AI-assisted development as a disciplined team practice using company wide tooling, workflow ...

Tier Investment bank requires a SRE rockstar, build and defend the next gen reliability frameworks, observability platforms, and performance engineering systemes that traders rely on daily. Lead incident response like a battlefied commander Dive deep into Java Kotlin, Python, Microservices, Kafka, Grafana, Splunk, Dynatrace and full modern … push the limits of what relaibility means in the world of high stakes finance This isn't just a job, it's where elite engineering meets adrenaline. If youi're an SRE who gets turned on ny relaibility at scale, performace under presssure and build systems that never break ...

quietly contributes to how long a workload takes to become useful and how fast it runs once it is. We're hiring a Performance Engineer to own that surface for Verda's container and serverless GPU platforms. You'll characterize where time and throughput actually go across the stack … Linux storage and container runtime internals. Hands-on experience with at least one distributed or network filesystem and with S3-compatible object storage - including performance-killing cases (small-object overhead, range-request patterns, eventual consistency, multipart tuning). Comfort with model-serving runtimes (vLLM, SGLang etc) and the formats ...

Monzo is seeking an Engineering Director, Security to lead a 30–50 person technical security organisation. You will partner with the CISO and senior engineering leaders to embed security as an intrinsic property of software and drive strategy across core platform primitives. You will oversee architectural decisions, reduce … systemic risk, and foster an inclusive, high-performance engineering culture with a strong emphasis on security-by-default. #J-18808-Ljbffr ...

Assistant Vice President role. You will design and implement scalable services, collaborate with product teams and users, and contribute to a high-performance engineering culture in a hybrid work model. The role requires hands-on development in Java, React, and Python, building RESTful APIs with Spring ...

iterating quickly. You’ll work on taking models from “works in training” to “meets product constraints,” partnering closely with teams downstream (e.g., inference/performance specialists) to ensure models are ready for deployment on-vehicle. As model capability grows, you’ll help keep the system within tight runtime constraints … deployment. Train and iterate on PyTorch models with a strong experimental approach (hypothesis-driven iteration, ablations, clear evaluation criteria). Debug and improve model performance using strong analytical skills—identifying regressions, root-causing issues, and proposing fixes. Apply optimisation techniques (e.g., quantisation and distillation where beneficial), understanding trade-offs ...

Neko Health is seeking a Director of Software Engineering to lead the design and scaling of its core infrastructure. This mission-critical role involves ensuring system reliability and enabling faster product deployment cycles. The ideal candidate will have proven experience in building large-scale infrastructure systems, a strong engineering background, and familiarity with AI tooling platforms. The position offers an opportunity to build and grow a high-performance engineering team. #J-18808-Ljbffr ...

LGBT Great is seeking a Senior Java Developer based in London for its Global Execution Services department. The role involves developing and improving the performance of trading systems and requires expertise in equities trading and Java programming. The ideal candidate will possess strong knowledge in performance engineering ...

Mast is a high-performance engineering team building modern, cloud-native lending technology for specialist lenders in the UK. We seek an experienced web engineer to own and ship features across the Mast mortgage origination platform. You’ll work with Rails and Vue3, pair-program, and contribute ...

ideas take time to evolve. Together we're building a world-class platform to amplify our teams' most powerful ideas. As part of our engineering team, you'll shape the platforms and tools that drive high-impact research, designing systems that scale, accelerate discovery and support innovation across … apply large language models (LLMs) and other Natural Language Processing (NLP) techniques across the firm. We are looking for an exceptional NLP Performance Engineer to join our NLP Engineering team and take ownership of large-scale LLM inference performance. This is a specialist Quantitative Developer role. Like ...