1 to 25 of 62 Permanent Performance Engineering Jobs in London

all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine's Top Company Cultures list and ranked among the World … hire the best people based on an evaluation of their potential and support them throughout their time at Cloudflare. Come join us! Senior Manager, Performance Engineering Available Locations: Hybrid - Austin and London Role Summary We're looking for a Senior Manager, Engineering to lead our Performance Engineering (PERF) team . The PERF team is crucial for ensuring Cloudflare's production systems are fast, responsive, and scalable. This includes system software, services, products, and solutions running on our infrastructure. Our core mission is to empower everyone at Cloudflare to prioritize performance. The PERF team achieves More ❯

Engineering at hyperexponential At hyperexponential (hx) we are transforming the traditional insurance industry with our groundbreaking SaaS platform, hx Renew. Insurers use it to build complex mathematical models that enable smarter, faster pricing decisions-whether it's calculating the cost to insure a global superstar's concert tour or … earned the trust of industry giants like Aviva and Top 5 US insurers, as well as cutting-edge innovators like Convex and Inigo. Our engineering team-made up of some of the brightest (and kindest!) minds in the industry-pushes technological boundaries every day through creative innovation and regular … a doubt. Your Mission As a Principal Engineer, you will play a pivotal role in shaping the technical direction and delivery excellence of our engineering organisation. You will partner with senior leadership, including the VP of Engineering and Engineering Directors, to define and execute a multi-year More ❯

Head of Engineering/System Development Manager - up to £70k base with great benefits Remote working with an office Glasgow We are looking for a strategic, hands-on Head of Engineering to lead and scale our software engineering function. This senior leadership role will focus heavily on … software engineering excellence across full-stack development, system design, architecture, and software delivery processes — while also overseeing our data engineering, cloud infrastructure, and security functions. You will be responsible for setting the technical direction, improving engineering velocity and quality, establishing modern practices across the SDLC, and growing … a proven track record of delivering enterprise-grade applications and services, with deep experience in both legacy and modern technology stacks. Key Responsibilities Software Engineering Leadership Set and own the technical roadmap, ensuring architectural scalability, security, performance, and maintainability of all software systems. Oversee full lifecycle software development More ❯

Head of Engineering/System Development Manager - up to £70k base with great benefits Remote working with an office Glasgow We are looking for a strategic, hands-on Head of Engineering to lead and scale our software engineering function. This senior leadership role will focus heavily on … software engineering excellence across full-stack development, system design, architecture, and software delivery processes — while also overseeing our data engineering, cloud infrastructure, and security functions. You will be responsible for setting the technical direction, improving engineering velocity and quality, establishing modern practices across the SDLC, and growing … a proven track record of delivering enterprise-grade applications and services, with deep experience in both legacy and modern technology stacks. Key Responsibilities Software Engineering Leadership Set and own the technical roadmap, ensuring architectural scalability, security, performance, and maintainability of all software systems. Oversee full lifecycle software development More ❯

Head of Engineering/System Development Manager - up to £70k base with great benefits Remote working with an office Glasgow We are looking for a strategic, hands-on Head of Engineering to lead and scale our software engineering function. This senior leadership role will focus heavily on … software engineering excellence across full-stack development, system design, architecture, and software delivery processes — while also overseeing our data engineering, cloud infrastructure, and security functions. You will be responsible for setting the technical direction, improving engineering velocity and quality, establishing modern practices across the SDLC, and growing … a proven track record of delivering enterprise-grade applications and services, with deep experience in both legacy and modern technology stacks. Key Responsibilities Software Engineering Leadership Set and own the technical roadmap, ensuring architectural scalability, security, performance, and maintainability of all software systems. Oversee full lifecycle software development More ❯

We are looking for a passionate and analytical SAP Performance Engineer to join our growing NFT SAP practice in the UK. This role is ideal for someone who thrives in cross-functional environments, is deeply knowledgeable in SAP performance tuning, particularly with S/4HANA and is driven … to optimize large-scale enterprise systems for scalability, resilience, and speed. You will play a key role in analysing performance issues, troubleshooting bottlenecks, and designing robust solutions across SAP landscapes, with exposure to cutting-edge technologies like SAP BTP, cloud platforms (AWS/GCP), Docker, and Kubernetes. Primary Responsibilities … Collaborate with functional and technical teams to diagnose and resolve SAP system performance challenges. Design and execute performance benchmarking strategies for SAP S/4HANA and integrated systems. Provide technical recommendations on system tuning, database optimization, and workload distribution. Conduct end-to-end performance tests and simulate More ❯

We are looking for a passionate and analytical SAP Performance Engineer to join our growing NFT SAP practice in the UK. This role is ideal for someone who thrives in cross-functional environments, is deeply knowledgeable in SAP performance tuning, particularly with S/4HANA and is driven … to optimize large-scale enterprise systems for scalability, resilience, and speed. You will play a key role in analysing performance issues, troubleshooting bottlenecks, and designing robust solutions across SAP landscapes, with exposure to cutting-edge technologies like SAP BTP, cloud platforms (AWS/GCP), Docker, and Kubernetes. Primary Responsibilities … Collaborate with functional and technical teams to diagnose and resolve SAP system performance challenges. Design and execute performance benchmarking strategies for SAP S/4HANA and integrated systems. Provide technical recommendations on system tuning, database optimization, and workload distribution. Conduct end-to-end performance tests and simulate More ❯

We are looking for a passionate and analytical SAP Performance Engineer to join our growing NFT SAP practice in the UK. This role is ideal for someone who thrives in cross-functional environments, is deeply knowledgeable in SAP performance tuning, particularly with S/4HANA and is driven … to optimize large-scale enterprise systems for scalability, resilience, and speed. You will play a key role in analysing performance issues, troubleshooting bottlenecks, and designing robust solutions across SAP landscapes, with exposure to cutting-edge technologies like SAP BTP, cloud platforms (AWS/GCP), Docker, and Kubernetes. Primary Responsibilities … Collaborate with functional and technical teams to diagnose and resolve SAP system performance challenges. Design and execute performance benchmarking strategies for SAP S/4HANA and integrated systems. Provide technical recommendations on system tuning, database optimization, and workload distribution. Conduct end-to-end performance tests and simulate More ❯

product that moves fast, iterates faster, and scales efficiently. We're an early-stage fintech startup on a mission to become a unicorn, and engineering is at the heart of everything we do. Our values represent the things we find important: We don't just work at Shuffle-we … giving you flexibility while maintaining the collaboration that drives our success. The Tech Stack Job Description: Build, lead, and actively contribute to a high-performance engineering function that rapidly delivers high-quality code. As an early-stage startup, you'll play a critical role in shaping our engineering … in our build-test-learn cycle-crucial for our early-stage growth and future success. Responsibilities - What you'll be doing Maintain a high performance engineering team - Foster a culture of ownership, autonomy, and continuous learning to enable A+ engineers to succeed at Shuffle. Increase Shipping Speed Without More ❯

Full Stack Engineer at SO ENERGY Reporting into our Senior Development Manager, Sam Patmore , We are seeking Senior Fullstack Engineers to join our high-performance team led by our Director of Technology Muhammad Khan . who has a clear understanding of software engineering practices and agile development. Someone … can help in technical decisions, genuinely enjoys constructive technical debates, and can influence others to continuously improve. Our multi-disciplinary and culturally diverse, high-performance engineering team cover the full stack from Kotlin backend microservices to frontend Vue.js and Typescript. As a senior engineer you will leverage your … Software Development Lifecycle to deliver value to SO Energy customers using agile processes supported by our in-house Data Analytics team. Join a high-performance engineering team: We are building a robust, performant, and scalable platform utilising a microservices architecture on Google Cloud. Our diverse tech stack features More ❯

Recruitment are proud to be working exclusively with one of NI's fastest growing tech for good businesses as they seek to add a Performance Test Engineer to their team. If you are currently working as a Performance Test Engineer and seeking a new role, get in touch. … If you are an QA Automation Engineer with exposure to Performance Testing, then get in touch. We’re working exclusively with a forward-thinking technology client that’s making a genuine impact on environmental sustainability and infrastructure resilience. Their data-driven platform helps solve complex challenges in the water … SaaS solutions. As they continue to expand their product suite and customer base, they’re now looking to bring in a talented and experienced Performance Test Engineer to lead on all things performance testing—from strategy to hands-on execution. About the Role This is a fantastic opportunity More ❯

Recruitment are proud to be working exclusively with one of NI's fastest growing tech for good businesses as they seek to add a Performance Test Engineer to their team. If you are currently working as a Performance Test Engineer and seeking a new role, get in touch. … If you are an QA Automation Engineer with exposure to Performance Testing, then get in touch. We’re working exclusively with a forward-thinking technology client that’s making a genuine impact on environmental sustainability and infrastructure resilience. Their data-driven platform helps solve complex challenges in the water … SaaS solutions. As they continue to expand their product suite and customer base, they’re now looking to bring in a talented and experienced Performance Test Engineer to lead on all things performance testing—from strategy to hands-on execution. About the Role This is a fantastic opportunity More ❯

Recruitment are proud to be working exclusively with one of NI's fastest growing tech for good businesses as they seek to add a Performance Test Engineer to their team. If you are currently working as a Performance Test Engineer and seeking a new role, get in touch. … If you are an QA Automation Engineer with exposure to Performance Testing, then get in touch. We’re working exclusively with a forward-thinking technology client that’s making a genuine impact on environmental sustainability and infrastructure resilience. Their data-driven platform helps solve complex challenges in the water … SaaS solutions. As they continue to expand their product suite and customer base, they’re now looking to bring in a talented and experienced Performance Test Engineer to lead on all things performance testing—from strategy to hands-on execution. About the Role This is a fantastic opportunity More ❯

do Our core set of client-centric solutions are designed to smash client's problems and make tech work harder for them. They include: Performance engineering Cloud adoption, migration and optimisation Data, ML and AI enablement We tie this all together with a little thing we call 'delivery … excellence', backed up with performance engineering, DevOps, and design thinking. What to expect You'll be a member of the Daemon Data & AI/ML team, pushing to win work on exciting, challenging and rewarding projects with some famous brands. Working hand-in-glove with high-performing teammates … on implementation for Data, ML & AI projects Define work packages and plan for success Communication of complex technical problems in simple terms Lead Data Engineering/ML team to deliver the engagements to clients You'll report to our Head of Data & ML/AI Engineering. Your experience Experience More ❯

currency. If you're ready to shape the future of data security, Protegrity is the place for you. Join Our Team as a Principal Performance Engineer! Are you passionate about technology and eager to make a significant impact? We are looking for a talented Principal Performance Engineer to … join our dynamic team. In this role, you will play a crucial part in enhancing the performance of our Protegrity products and ensuring they meet the highest standards. Responsibilities: Collaborate closely with the Manager/Director of Product Performance Engineering and other team members to understand and … evaluate the performance of our products. Develop and enhance performance evaluation scopes, execute tests, and troubleshoot performance issues. Provide technical leadership and guidance to team members, fostering a supportive and inclusive environment. Engage with customers to understand and resolve performance issues, ensuring their satisfaction. Stay current More ❯

Performance Engineer - Relocation to Amsterdam (Housing, Visas & Sponsorships, and Moving Budget All Provided) Capital Markets is currently partnered with a leading global Prop Trading Fund in Amsterdam, which is seeking to add an experienced Performance Engineer to join their rapidly growing division. A great opportunity to join a … team that has been the most profitable generating team in previous years. Role Responsible: Resolve performance across low-latency infrastructure improve the performance and efficiency of cloud trading systems Ensure ultra-low-latency build tools and frameworks for benchmarking and more What You Will Need: 5+ years in … a Performance Engineering Role Linux, Network, and Kernal background is essential Python and/or C++ or Java IF this position is of interest, please apply directly or reach out to Daniel on daniel.oconnell@capitalmarkets.ie More ❯

Performance Engineer - Relocation to Amsterdam (Housing, Visas & Sponsorships, and Moving Budget All Provided) Capital Markets is currently partnered with a leading global Prop Trading Fund in Amsterdam, which is seeking to add an experienced Performance Engineer to join their rapidly growing division. A great opportunity to join a … team that has been the most profitable generating team in previous years. Role Responsible: Resolve performance across low-latency infrastructure improve the performance and efficiency of cloud trading systems Ensure ultra-low-latency build tools and frameworks for benchmarking and more What You Will Need: 5+ years in … a Performance Engineering Role Linux, Network, and Kernal background is essential Python and/or C++ or Java IF this position is of interest, please apply directly or reach out to Daniel on daniel.oconnell@capitalmarkets.ie More ❯

Performance Engineer - Relocation to Amsterdam (Housing, Visas & Sponsorships, and Moving Budget All Provided) Capital Markets is currently partnered with a leading global Prop Trading Fund in Amsterdam, which is seeking to add an experienced Performance Engineer to join their rapidly growing division. A great opportunity to join a … team that has been the most profitable generating team in previous years. Role Responsible: Resolve performance across low-latency infrastructure improve the performance and efficiency of cloud trading systems Ensure ultra-low-latency build tools and frameworks for benchmarking and more What You Will Need: 5+ years in … a Performance Engineering Role Linux, Network, and Kernal background is essential Python and/or C++ or Java IF this position is of interest, please apply directly or reach out to Daniel on daniel.oconnell@capitalmarkets.ie More ❯

If you're passionate about creating impact, mentoring engineers, and working in a fast-paced SaaS environment – this could be the perfect role! Software Engineering Manager Location: Hybrid | West Yorkshire (Nr Leeds) Salary: To £80,000 + 20% Bonus + Benefits We’re working with a well-established SaaS … business investing heavily in tech and product. With strong leadership in place, they’re now looking for an experienced Engineering Manager to lead agile squads and help shape a high-performance engineering culture. The Opportunity. This role is all about enabling success - you’ll lead … squads. Tech Environment. The stack is primarily Microsoft-focused – C# .NET, Azure , with some services also running on AWS . The teams follow modern engineering practices, including CI/CD, automated testing, and cloud-native development. What You’ll Be Doing Line managing UK-based developers Leading agile squads More ❯

phone and cold/warm calling skills Exceptional customer service skills Strong listening and sales skills Ability to achieve sales targets About us Aircraft Performance Group Aircraft Performance Group, LLC (APG) is a flight operations performance engineering firm, established in 1999, that specializes in Runway Analysis … maintain a current worldwide database of airport information (over 7000+ airports) and have experience in digitizing Approved Flight Manuals for use within our own performance programs, as well as using aircraft manufacturer provided programs. We have experience in providing data based upon FAR, EASA and CASA requirements. APG is More ❯

phone and cold/warm calling skills Exceptional customer service skills Strong listening and sales skills Ability to achieve sales targets About us Aircraft Performance Group Aircraft Performance Group, LLC (APG) is a flight operations performance engineering firm, established in 1999, that specializes in Runway Analysis … maintain a current worldwide database of airport information (over 7000+ airports) and have experience in digitizing Approved Flight Manuals for use within our own performance programs, as well as using aircraft manufacturer provided programs. We have experience in providing data based upon FAR, EASA and CASA requirements. APG is More ❯

phone and cold/warm calling skills Exceptional customer service skills Strong listening and sales skills Ability to achieve sales targets About us Aircraft Performance Group Aircraft Performance Group, LLC (APG) is a flight operations performance engineering firm, established in 1999, that specializes in Runway Analysis … maintain a current worldwide database of airport information (over 7000+ airports) and have experience in digitizing Approved Flight Manuals for use within our own performance programs, as well as using aircraft manufacturer provided programs. We have experience in providing data based upon FAR, EASA and CASA requirements. APG is More ❯

Java Developer to join a innovative FinTech business developing next-generation asset management platforms for professional investors. The firm operates as a lean, high-performance engineering team focused on solving complex industry problems through clean, scalable code and modern infrastructure. We’re looking for a Java Developer who … s ready to work across the stack and get deeply involved in architectural design, backend performance, and infrastructure scaling. Role Overview This is a hands-on software engineering role in a startup-style environment, ideal for someone who enjoys technical autonomy, rapid iteration, and product ownership. You’ll … work directly with experienced engineers and stakeholders to enhance a cutting-edge platform used by institutional clients. Key Responsibilities Design, build, and maintain high-performance backend services using Core Java Collaborate closely with a compact, highly capable development team Optimize software performance and troubleshoot production issues across the More ❯

Java Developer to join a innovative FinTech business developing next-generation asset management platforms for professional investors. The firm operates as a lean, high-performance engineering team focused on solving complex industry problems through clean, scalable code and modern infrastructure. We’re looking for a Java Developer who … s ready to work across the stack and get deeply involved in architectural design, backend performance, and infrastructure scaling. Role Overview This is a hands-on software engineering role in a startup-style environment, ideal for someone who enjoys technical autonomy, rapid iteration, and product ownership. You’ll … work directly with experienced engineers and stakeholders to enhance a cutting-edge platform used by institutional clients. Key Responsibilities Design, build, and maintain high-performance backend services using Core Java Collaborate closely with a compact, highly capable development team Optimize software performance and troubleshoot production issues across the More ❯

Java Developer to join a innovative FinTech business developing next-generation asset management platforms for professional investors. The firm operates as a lean, high-performance engineering team focused on solving complex industry problems through clean, scalable code and modern infrastructure. We’re looking for a Java Developer who … s ready to work across the stack and get deeply involved in architectural design, backend performance, and infrastructure scaling. Role Overview This is a hands-on software engineering role in a startup-style environment, ideal for someone who enjoys technical autonomy, rapid iteration, and product ownership. You’ll … work directly with experienced engineers and stakeholders to enhance a cutting-edge platform used by institutional clients. Key Responsibilities Design, build, and maintain high-performance backend services using Core Java Collaborate closely with a compact, highly capable development team Optimize software performance and troubleshoot production issues across the More ❯