1 to 25 of 76 Performance Engineer Jobs in England

Senior Database Performance Engineer - SQL Server/AWS Location: Birmingham - Onsite Salary: £60,000 - £65,000 Type: Full-time, Permanent We are working with an established technology organisation that is looking for a Senior Database Performance Engineer to take ownership of SQL Server performance across … large AWS environment. This is a unique opportunity to become the sole database specialist , with significant ownership across database performance, scalability, optimisation and resilience. You won't simply be handed a list of tasks. You'll identify performance issues, investigate root causes, prioritise improvements and work closely with ...

Performance Engineer (Device-Level Analysis)OverviewWe are hiring a CPU Performance Engineer focused on device-level performance analysis. This role sits at the intersection of real-world system behaviour and CPU microarchitecture, with the objective of understanding performance observed on devices and translating … into actionable insights for CPU design teams. You will work on silicon platforms and real devices, analysing performance across complex and often non-deterministic environments. The role requires a solid foundation in CPU fundamentals, along with a strong interest in understanding how system-level behaviour maps to underlying microarchitecture. ...

## HPC & AI Application Performance EngineerApply: Winnersh, Berkshire, United Kingdom: Full time: Posted Today: 1212364HPC & AI Application Performance EngineerThis role has been designed as ‘’Onsite’ with an expectation that you will primarily work from an HPE partner/customer office.**Who We Are:**Hewlett Packard Enterprise … looking to stretch and grow your career our culture will embrace you. Open up opportunities with HPE.**Job Description:****HPC & AI Application Performance Engineer****Location:** UK**Type:** permanent- full time**Help Shape the Future of High Performance Computing and Artificial Intelligence**At Hewlett Packard Enterprise ...

BROADBEAN_699821790776534Location: London, Greater LondonContract: ContractIndustry: TelecommunicationsRecruiter: Swati MylavarapuE-Mail: swati.mylavarapu.69982.9115@adeccops.aplitrak.comSenior 5G RAN Performance Engineer ð London or Bristol (Hybrid) | ð 12 Months | Inside IR35Our client, a leading telecommunications organisation is looking for an experienced Senior 5G RAN Performance Engineer to support a major mobile … network programme. This role will focus on the performance and optimisation of 5G networks, with particular emphasis on 5G SA, VoNR, KPI analysis, OSS platforms and network performance improvement. Key ResponsibilitiesAnalyse and optimise 5G network performance across live network environments. Monitor and improve accessibility, retainability, mobility, integrity ...

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 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 ...

Senior Database Performance Engineer - SQL Server/AWS Location: Birmingham - Onsite Salary: £60,000 - £65,000 Type: Full-time, Permanent We are working with an established technology organisation that is looking for a Senior Database Performance Engineer to take ownership of SQL Server performance across ...

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, and on-premise environments. You will design and execute performance, load, stress, and volume tests, identify bottlenecks … 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 and provide performance improvement recommendations. Monitor applications using Grafana, Splunk, New Relic ...

Performance & Reliability Engineer (2.5 year FTC) Commercial & Marketing Digital Overview Application Performance & Reliability Engineer (2.5 year FTC) Date posted: August 06, 2026 Date posted: August 06, 2026 — Date closes: October 02, 2026 Fixed term Full-time Hybrid About us At the heart of the rail network … wider industry use data analytics to drive improvements in train services and reliability. About the role A great opportunity for an exceptional Performance & Reliability Engineer, to join the Porterbrook team on an initial 2.5 year contract. Key responsibilities: Analyse the output of Remote Condition Monitoring (RCM) systems, translating ...

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. ...

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. ...

looking to hire a senior CPU Compiler performance Engineer for an exciting and fun role at NVIDIA. We craft outstanding compilers that realise the potential of NVIDIA's CPUs designed for the world's largest AI and computing markets: https://www.nvidia.com/en-in/data … design compiler and hardware software together including developing new technologies to help with hardware software co-design. These compilers are key for the performance of AI, HPC and other performance critical software deployed on NVIDIA Data Centres, on the cloud and at super computing centres around the world. ...

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 ...

Capital on Tap is hiring its first dedicated Database Performance Engineer to own performance and scale of our SQL Server estate on Azure, ensuring fast paths stay fast as volume grows. You’ll join a small, agile team of DBAs and SREs, focusing on latency, cost … reliability rather than ticket queues. You’ll optimize queries, enable horizontal scaling, and build self-serve tooling for developers to diagnose performance issues, while championing HA/DR and infrastructure as code across the #J-18808-Ljbffr ...

Capital on Tap is seeking a Database Performance Engineer to own performance and scale for our SQL Server estate on Azure. You will work in a small, agile team of DBAs and SREs, focusing on latency, cost and reliability, not ticket queues. You’ll drive cross‐functional ...

Capital on Tap is seeking a Database Performance Engineer to own performance and scale of our SQL Server estate on Azure. You will join a small, senior, hands‐on team of DBAs and SREs to optimize latency, cost and reliability. You'll own performance tuning ...

Cleared Senior Performance Test Engineer | London | Hybrid | Inside IR35 My client is seeking an SC-cleared Senior Performance Test Engineer to join a forward-thinking team. You will bring proven experience in the following areas: Around three years' experience leading performance testing with JMeter Azure … would be useful but not essential) OAT and Functional Test Automation – tools such as Selenium, Playright, Cucumber in an Agile environment Own the Performance Test Engineering for a number of core critical apps Performance Tested end to end architecture using Gatling, Jenkins, CI/CD, Grafana, Prometheus Performance ...

Capital on Tap in London seeks a Database Performance Engineer to own performance and scale. You will join a small, agile team and focus on reducing latency, cost and improving reliability across our SQL Server estate on Azure. Lead the design of HA/DR, build self ...

Performance Engineer, Platform Architecture Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, hard-working people … with all Apple Hardware products. Join us to help deliver the next groundbreaking Apple product!We are seeking a highly motivated, innovative, and dedicated engineer to join the Platform Architecture GPU Modeling Team; we are a group that is driving advanced exploration for next generation GPU architectures in iPhone ...

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 ...

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 ...

inclusive work environment; we back each other to deliver impact. Make Wayve the experience that defines your career! The roleAs 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 … 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 targets ...

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 ...

these technologies. We invite you to join us on this exciting journey and drive your career forward. Job Summary We are looking for a Performance Engineer to make managed language runtimes run measurably faster on ARM64 mobile-class CPUs. You will work across the full runtime stack – interpreter … will work with LLM‐agent pipelines that automate parts of the analyse, patch, benchmark and validate loop. Key Responsibilities: Runtime profiling : find and rank performance bottlenecks in interpreter, JIT/AOT, GC and runtime-library code on real application and benchmark workloads, using sampling profilers, PMU counters, top‐down ...

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 ...