1 to 25 of 79 Permanent Performance Engineer Jobs in England

Power and Performance Engineer, PAI Platforms and Performance Analysis

Hiring Organisation
ARM
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 70 K
looking for a hands-on Power and Performance Engineer to join Arm’s Platforms and Performance Analysis team.The role focuses on power and performance profiling of SoC platforms, pre-silicon and post-silicon PnP methodology, TDP definition, workload automation, and product requirement definition for PAI products … targeting robotics and automotive markets.This role is suited to an engineer who enjoys working close to hardware and software, running workloads on Linux-based devices, analysing platform behaviour, building automation harnesses, and using data to influence architecture, product, and platform decisions.Responsibilities:Perform hands-on power and performance profiling ...

Lead Performance Test Engineer ( SC Eligible/ SC Cleared )

Location
Greater London, England, United Kingdom
Lead Performance Test Engineer ( SC Eligible/SC Cleared ) London, United Kingdom | Posted on 01/09/2026 Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over … commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter. Role Overview We are seeking a Lead Performance Tester/Performance Engineering Lead to provide end-to-end ownership of performance testing and performance assurance across complex digital services. ...

Site Performance Engineer

Location
Greater London, England, United Kingdom
Site Performance Engineer also acts as the local Subject Matter Expert for the CMMS and other systems used to manage maintenance. Reporting to the Senior Planner, the Site Performance Engineer’s duties include supporting the Global Operations team, rolling out new initiatives, supplying reports and KPIs … into controlled Work Orders. Govern project works and asset replacements, aligned with maintenance plans. Drive cross-site coordination with other global site-based Site Performance Engineers and provide support as directed by the Senior Planner. Hold end-to-end accountability for the lifecycle of maintenance work orders, coordinating with ...

Performance Test Engineer

Hiring Organisation
Q Analysts
Location
London, United Kingdom
Salary
£ 70 K
a.dialogApplyBtn { display: none; } Performance Test Engineer Date: 24 Sept 2026 Company: QualityAI Country/Region: GB Performance Test EngineerLocation: London or Leeds, UK (Hybrid)Type: PermanentSalary Band : Grade B2Role OverviewWe are looking for a Performance Test Engineer to drive performance assurance across cloud, hybrid … premise environments. You will design and execute performance, load, stress, and volume tests, identify bottlenecks, and work closely with development and architecture teams to ensure scalable, resilient, and high-performing applications.Key ResponsibilitiesDesign and execute performance testing strategies and test plans.Perform load, stress, endurance, and volume testing.Analyze test results ...

Senior Performance Test Engineer

Location
Stratford-upon-Avon, England, United Kingdom
## Senior Performance Test Engineer* Lead and shape performance engineering standards across delivery teams* Influence resilience, scalability and quality outcomes through specialist consultancy and assurance* Hybrid 80% homeworking and 20% from Stratford upon Avon Join NFU Mutual as we build a new Centre of Excellence for Quality … opportunity to make a genuine impact while helping shape a team and function that’s still evolving.## About the roleAt NFU Mutual, this Senior Performance Test Engineer role plays a key part in a strategic transformation from traditional testing to a modern Quality Engineering approach. You will help ...

Performance Test Engineer

Location
Leeds, England, United Kingdom
Date: 24 Sept 2026 Company: QualityAI Country/Region: GB Performance Test Engineer Location: London or Leeds, UK (Hybrid) Type: Permanent Salary Band : Grade B2 Role Overview We are looking for a Performance Test Engineer to drive performance assurance across cloud, hybrid, and on-premise … environments. You will design and execute performance, load, stress, and volume tests, identify bottlenecks, and work closely with development and architecture teams to ensure scalable, resilient, and high-performing applications. Key Responsibilities Design and execute performance testing strategies and test plans. Perform load, stress, endurance, and volume testing. ...

Performance Test Engineer

Location
Greater London, England, United Kingdom
Date: 24 Sept 2026 Company: QualityAI Country/Region: GB Performance Test Engineer Location: London or Leeds, UK (Hybrid) Type: Permanent Salary Band : Grade B2 Role Overview We are looking for a Performance Test Engineer to drive performance assurance across cloud, hybrid, and on-premise … environments. You will design and execute performance, load, stress, and volume tests, identify bottlenecks, and work closely with development and architecture teams to ensure scalable, resilient, and high-performing applications. Key Responsibilities Design and execute performance testing strategies and test plans. Perform load, stress, endurance, and volume testing. ...

Linux Performance Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Linux Performance Engineer – Quant TradingIndustry-leading compensationQuant Capital is urgently looking for a Linux Engineer to join our high profile client. Our client is a very well-known and highly regarded quantitative trading firm, liquidity provider and market maker. They operate globally and are considered ...

Senior CPU Compiler Performance Engineer Optimize Compute

Location
Cambridge, England, United Kingdom
NVIDIA in Cambridge is seeking a Senior CPU Compiler Performance Engineer to drive performance improvements across the compiler toolchain for NVIDIA CPUs. You will work on optimizing compiler software, analysing AI workloads, and collaborating with global teams to push next‐generation compute. The role requires strong C++ ...

Cloud Performance Engineer

Location
Greater London, England, United Kingdom
it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. We are seeking a Cloud Performance Engineer to work with technology teams across the firm to build high-performance cloud solutions for trading workloads. You will join the Cloud Performance Team, working alongside cloud engineers, software developers, Linux- and network engineers to optimize performance end to end. The ideal candidate draws on experience in cloud technology, systems engineering, networking and automation. What you will do in this role: Design and implement cloud and hybrid cloud architectures for latency ...

Cloud Performance Engineer - AWS, Networking & Automation

Location
Greater London, England, United Kingdom
Hamilton Barnes Associates Limited is seeking a Cloud Performance Engineer to design and optimise high-performance cloud infrastructure for latency-sensitive workloads across AWS and hybrid environments. You will collaborate with cross-functional teams spanning cloud, networking, Linux, and automation to push performance and reliability. Ideal ...

Senior Performance Engineer | AI Infrastructure | Cambridge (Hybrid) |

Hiring Organisation
Pure Resourcing Solutions
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £120,000 per annum
Senior Performance Engineer | AI Infrastructure | Cambridge (Hybrid) | £90k–£120k Nobody quite knows where their compute budget is actually going until someone builds the model that tells them. That's this role. My client is a Cambridge-based non-profit that exists to stop different parts … moves faster. It's early days for the organisation but there's serious momentum and serious financial backing behind it already. They're hiring Performance Engineers at junior and senior level, to sit at the sharp end of that mission. Day to day You'd sit between the research ...

Staff ML Performance Engineer (Inference Optimisation)

Location
Greater London, England, United Kingdom
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 … execution, memory movement) and deliver measurable improvements. Implement and validate optimisations in compilers, runtimes, and/or kernels (e.g. operator fusion, scheduling, quantisation‐aware performance, custom kernels). Build robust benchmarking and regression testing to ensure performance improvements hold across models, devices, and software releases. Optimise for multiple ...

Real-Time Simulation & Performance Engineer

Location
Wimborne Minster, England, United Kingdom
Eaton Mission Systems Division in Wimborne (Dorset) is seeking a Performance Engineer to join the Simulation, Modelling & Performance team. You will model air-to-air refuelling and weapons carriage systems across the life cycle, using real-time, hardware-in-the-loop and software-in-the-loop techniques ...

Performance Engineer (Junior) | AI Infrastructure | Cambridge (Hybrid)

Hiring Organisation
Pure Resourcing Solutions Limited
Location
Linton, Dry Drayton, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £70000/annum
Performance Engineer (Junior) | AI Infrastructure | Cambridge (Hybrid) | up to £70k Most engineers find out whether a change works after it ships. This role is about knowing before anyone spends a penny on new hardware, building the models that predict itMy client is a Cambridge-based non-profit built … computer architecture fundamentals and how LLMs and deep learning models actually run on hardware, training versus inference, matrix multiplication, KV-caching Real experience building performance models or forecasting tools, Python or spreadsheet-based, from research, a thesis, a placement, or serious personal projects Hands-on work with ...

Staff ML Performance Engineer (Compiler)

Location
Greater London, England, United Kingdom
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 … 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. ...

NLP Performance Engineer: Scale LLM Inference for Research

Location
Greater London, England, United Kingdom
Research is seeking an exceptional NLP Performance Engineer to own large-scale LLM inference performance within our NLP Engineering team at the London HQ. You will profile, optimise and implement techniques to maximise inference throughput and cost-efficiency, collaborating with researchers and infrastructure engineers to shape scalable ...

Senior CPU Compiler Performance Engineer

Location
Cambridge, England, United Kingdom
looking to hire a senior CPU Compiler Performance Engineer for an exciting and fun role at NVIDIA. Visit https://www.nvidia.com/en-in/data-center/grace-cpu/to learn about our GPUs and CPUs. We craft outstanding compilers that realise the potential … source communities. Develop compiler SW that is optimised for performance. Be part of a team that is at the centre of artificial intelligence, high‐performance computing and data centre technologies. Contribute towards the development of next generation compute. Qualifications BS, MS or higher degree in Computer Science, Computer Engineering ...

NLP Performance Engineer

Location
Greater London, England, United Kingdom
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 … Quantitative Developers, you will work alongside researchers to bring their ideas to life, with a particular focus on maximising the performance of LLMs. This is a hands‐on, high‐impact role. You will design and implement techniques that improve the performance, cost‐efficiency and capabilities of inference workloads ...

NLP Performance Engineer

Hiring Organisation
G Research
Location
London, UK
Employment Type
Full-time
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 … Quantitative Developers, you will work alongside researchers to bring their ideas to life, with a particular focus on maximising the performance of LLMs. This is a hands-on, high-impact role. You will design and implement techniques that improve the performance, cost-efficiency and capabilities of inference workloads ...

Senior Edge ML Performance Engineer

Location
Greater London, England, United Kingdom
Wayve in London is seeking a Staff ML Performance Engineer to optimize inference for edge accelerators and GPUs, enabling transformer models to run efficiently on low-power devices for Wayve's driving product. You will steer technical direction for production systems, work across ML systems, compilers, runtimes ...

Cloud Performance Engineer: Real-Time Trading Latency

Location
Greater London, England, United Kingdom
London is seeking a Cloud Performance Engineer to design and optimize latency-sensitive trading workloads in a hybrid cloud. You will work with cloud engineers, software developers, Linux- and network engineers to deliver end-to-end performance improvements. The role emphasizes AWS, IaC with Terraform, Linux, Python ...

Junior Aero Performance Engineer - F1 CFD & Wind Tunnel

Location
Milton Keynes, England, United Kingdom
Bull Technology in Milton Keynes is seeking a Junior Aerodynamics Performance Engineer to join our Formula One program. You will push aero performance using CFD, wind tunnel data, and track feedback to extract numerical gains and drive vehicle efficiency. You will collaborate with cross-functional teams ...

Senior Performance Engineer

Location
Cambridge, England, United Kingdom
large and small, public sector bodies and academia can share resources and knowledge, to codevelop and grow businesses, fast. We are seeking a Senior Performance Engineer to join our rapidly growing team. In this role, you will work with AI researchers and software engineers to build … degree in computer science, mathematics or an adjacent field. You should also be able to demonstrate: Significant experience building insightful mathematical models and performance calculators (Excel/Google Sheets or Python modelling experience) to forecast system behaviour Optimisation of code running on GPUs and/or other accelerators (e.g. ...

Senior Performance Engineer — AI Inference & Systems Optimizer

Location
Cambridge, England, United Kingdom
CommonAI CIC in Cambridge is seeking a Senior Performance Engineer to collaborate with AI researchers and software engineers. You will instrument and collect granular metrics from inference and training jobs to build predictive models of software optimisations and hardware changes. Your work will influence hardware purchasing decisions ...