1 to 25 of 29 Performance Engineering Jobs in London

of our DNA. To meet the needs of BCG's global, mobile, fast growing and increasingly diverse business, we are looking for a Global IT Senior Director for Quality Engineering role to lead and expand our central QA Center of Excellence (CoE) into an end-to-end QA Team. To execute this transformation, we need people who can translate … business needs into technology assets and decides "how" they are deployed, while owning the technology strategy and expertise development for Quality Assurance and Performance Engineering. Among your responsibilities, you will: Lead End-to-End Quality Assurance: Lead the development and expansion of a centralized Quality Engineering (QE) Centre of Excellence (COE), ensuring that quality and performance standards … network components. Ensure that rigorous quality control processes are applied consistently across all aspects of the technology stack, including cloud-native solutions, ensuring coverage across functional, non-functional, and performance testing. Introduce Automation and Release Management Rigor: Spearhead initiatives to introduce automated QA processes and establish formal QA frameworks for continuous integration/continuous delivery (CI/CD) pipelines. More ❯

Software Platform Engineering Manager - Ubuntu for Next-Gen Silicon Join to apply for the Software Platform Engineering Manager - Ubuntu for Next-Gen Silicon role at Canonical Software Platform Engineering Manager - Ubuntu for Next-Gen Silicon Join to apply for the Software Platform Engineering Manager - Ubuntu for Next-Gen Silicon role at Canonical Canonical is a leading … software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading public cloud and silicon providers, and industry leaders in many sectors. The company is a pioneer of global distributed … to four times yearly in person, in interesting locations around the world, to align on strategy and execution. The company is founder-led, profitable, and growing. We are hiring engineering managers who are passionate about operational systems, open source technologies and cutting-edge hardware to lead engineering teams to enable and optimize Ubuntu for the latest x86, ARM More ❯

Head of Support Performance at Judge.me Closing the Trust Gap in E-commerce Location: Hybrid (2 days in Shoreditch office near Old Street, London) Salary: £80-90k (includes comprehensive benefits package) Our Mission: Fixing Trust in Commerce For a decade, we've been on a mission to close the Trust Gap-commerce's most expensive problem. In a … reviews Organic Growth : We've achieved 40% year-over-year growth purely through word of mouth-no paid marketing or sales teams needed The Opportunity We're seeking a performance-driven Head of Customer Support to architect and optimize a technology-first support operation that directly fuels our growth engine. This role demands a strategic technologist who will maximize … AI automation using Intercom's Fin AI while maintaining rigorous performance standards across our contractor network. You'll build systems and processes that transform support from a traditional cost center into our revenue driver in the Shopify ecosystem. What Makes This Role Special You'll join at a critical transformation moment, reporting directly to the CEO with full ownership More ❯

We are looking for a passionate and analytical SAP Performance Engineerto 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 inanalysing performance issues, troubleshooting bottlenecks, and designing robust solutionsacross 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 real-world scenarios using tools like LoadRunner and JMeter. Use profiling and tracing tools (e.g., SAP ST03N, STAD, ST12, HANA PlanViz) to identify and isolate bottlenecks. Work on continuous performance monitoring and More ❯

Join to apply for the VP of Engineering role at loveholidays Join to apply for the VP of Engineering role at loveholidays Get AI-powered advice on this job and more exclusive features. Why Technology at loveholidays? At loveholidays - Why Technology at loveholidays? At loveholidays - we trailblaze together . Were on a mission to open the world to … far. We are growing and have ambitious plans to expand across Europe , employing the best minds and technology to let us do this. About The Team As VP of Engineering, you will lead our engineering organisation of 15 teams (75 engineers) across 5 strategic groups: Selling, Managing, Supply, Core Engineering, and Boost/Enablement. You will be … a highly skilled team of engineers who are passionate about technical excellence and customer impact. This is a senior leadership position where you'll shape the future of our engineering culture, drive technical excellence across all teams, and ensure our technology platform scales to support our ambitious European expansion plans. The Impact Youll Have Strategic Leadership & Vision Define and More ❯

Social network you want to login/join with: We are looking for a Director/VP of Engineering with experience in building and scaling high-performance, agile engineering organizations in fast-growing technology-driven businesses. With this position, youll be a key member of our company's executive team. Working with your Product Director counterpart you … will set the product & engineering strategy and help teams prioritize to deliver on it. The role is ultimately accountable for all the tech, people, and processes in our engineering organization with currently 60+ people. Who are you? You have a passion to innovate within the healthcare technology space You enjoy inspiring and guiding driven teams You set clear … direction and and skilfully drive necessary changes You create high-performance engineering organizations with a focus on efficient team structures, a great data-driven engineering culture, and lean processes that inspire ownership and execution You are a role model who encourages an entrepreneurial spirit by applying an optimal balance of guidance and control to enable people to More ❯

HTML5, and CSS3 for building responsive and interactive user interfaces. Java Backend Expertise : Strong proficiency in Java development, including Spring Framework, Spring Boot, and JVM optimisation techniques for high-performance applications. Database Management : Proficiency with both relational databases (Oracle, PostgreSQL) and NoSQL solutions, with strong SQL skills and data modelling capabilities. API Development : Strong capabilities in designing and implementing … RESTful APIs with a focus on security, performance, and usability. Master Data Concepts : Understanding of master data management principles, data governance, and reference data modelling best practices. UI/UX Design : Knowledge of user experience design principles and ability to create intuitive interfaces for complex data management tasks. Performance Engineering : Ability to design, implement, and optimise high … performance web applications and data services. Problem-Solving Skills : Exceptional analytical and troubleshooting abilities, particularly for complex data and application issues. DevOps Practices : Understanding of CI/CD pipelines, including containerisation and orchestration. Communication Skills : Excellent verbal and written communication with the ability to translate complex technical concepts to both technical and non-technical stakeholders. Collaboration : Ability to work More ❯

is a technology consulting firm that that helps organisations get the most out of their software - we do this by providing our clients with pioneering and cutting-edge Quality Engineering and Agile/DevOps transformation services. We have been established since 2002, are headquartered in London and are fast-growing with great career opportunities in the UK and India … Goa), Our projects range from digital transformation, DevOps implementation, test automation and performance engineering for global clearing houses, healthcare trusts, Russell Group universities, global telco providers, retailers, finance houses, leading system integrators and Fintech companies. If you join Infuse, you will work across a variety of projects and domains learning and leveraging innovative technical solutions to help solve … for like-minded quality engineers to join our team. So, if you're a talented Test Environment Engineer who is excited by the opportunity to broaden and leverage your engineering skills to support the development of high-quality products, we want to hear from you! Position Overview We are seeking a highly skilled and experienced Test Environment Lead Engineer More ❯

fulfilment operations: order and returns management, fulfilment optimisation, stock management, in-store fulfilment and collections, supplier and carrier management. Your expertise will help us create a best-in-class engineering environment while ensuring our systems are robust and scalable. Why Digital & Tech at M&S? We're changing the way we do things, and putting industry leading innovation at … the heart of how we operate; we need a stellar engineering team to make it happen. You'll be joining one of the most iconic brands in the UK on its most exciting cycle yet. We're more integrated and product led in our tech teams than ever before: learning, changing, and adapting constantly, with millions of people benefiting … from your work every single day. We have a genuine ambition to become engineering first, building and operating an elite digital platform. We are looking for people to join our community of engineers to support this transformation, build a modern digital ecosystem. What's in it for you Being a part of M&S is exactly that - playing your More ❯

fulfilment operations: order and returns management, fulfilment optimisation, stock management, in-store fulfilment and collections, supplier and carrier management. Your expertise will help us create a best-in-class engineering environment while ensuring our systems are robust and scalable. Why Digital & Tech at M&S? We're changing the way we do things, and putting industry leading innovation at … the heart of how we operate; we need a stellar engineering team to make it happen. You'll be joining one of the most iconic brands in the UK on its most exciting cycle yet. We're more integrated and product led in our tech teams than ever before: learning, changing, and adapting constantly, with millions of people benefiting … from your work every single day. We have a genuine ambition to become engineering first, building and operating an elite digital platform. We are looking for people to join our community of engineers to support this transformation, build a modern digital ecosystem. What's in it for you Being a part of M&S is exactly that - playing your More ❯

apply for the Senior Software Engineer, Data role at BenchSci We are looking for a Senior Software Engineer, Data to join our Knowledge Enrichment Team ! Reporting to the teams Engineering Manager, you will evolve BenchScis Knowledge Graph , integrate public life science data into our biological ontology , iterate on data models in various datastores, including Graph DB , improve internal tooling … data self-service, and operationalize production-grade data pipelines. As part of this role, you'll collaborate with a world-class team, experience growth and mentorship, and apply data engineering solutions to shape the future of scientific discovery. You Will: Scale data pipelines to allow our data to go from research to platform quickly and reliably Manage sources that … frameworks and tools Use your experience and knowledge to help define and apply best practices for a broad platform of technologies in a cloud-based environment Write and review engineering design proposals in accordance with BenchScis engineer best practices Contribute to your teams processes including sprint planning, task estimation, and code review Work both independently and in pair-programming More ❯

mentors a multi-disciplinary squad. The ideal candidate has already delivered FX Trading platforms for Tier 1 banks (eg FX Cash & Derivatives) or leading vendors, and can balance microsecond performance targets with resiliency, regulatory and operational requirements. You will address functional and technical issues impacting pricing, electronic market contributions, negotiations, execution, hedging, order management and STP booking, while also … throughput, HA & DR, observability). Own protocol & data model standards for client to venue and internal flows (eg FIX 4.4/5.0, REST/gRPC, protobuf, JSON) Hands on Engineering Lead development of price engine, negotiation logic and execution gateways in the target architecture Implement ultra low latency market data handlers and multicast publishers Introduce automated performance regression … in vendor forums and regulatory workshops. Governance & Delivery Excellence Apply agile/scaled agile project management practices; track KPIs (latency, fill ratio, client adoption) Profile required 10+ years software engineering in capital markets (minimum 5 in FX or Rates electronic trading). Track record delivering at least one production grade eFX cash platform (client flow to booked trade). More ❯

build the connections and capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities. This is a lead software engineering position at VP level, which is part of the job family responsible for developing and maintaining software solutions that support business needs. Since 1935, Morgan Stanley is known as … and roadmap for large-scale, mission-critical systems. Establish and communicate departmental goals and objectives aligned with business priorities. Lead a team of software engineers, providing coaching, feedback, and performance evaluations. Manage resource allocation, project timelines, and budget for software development initiatives. Foster a culture of innovation, collaboration, and continuous learning within the team. Develop and maintain relationships with … and on-time delivery. Drive the recruitment and retention of top technical talent for the team. Collaborate with senior leadership to shape technology strategy and roadmap. Represent the software engineering team in cross-functional discussions and planning sessions. You will work as senior application developer on an in-house developed system that manages the life-cycle processing of Asset More ❯

Digital & Tech at M&S? We're changing the way we do things, and putting industry leading innovation at the heart of how we operate; we need a stellar engineering team to make it happen. You'll be joining one of the most iconic brands in the UK on its most exciting cycle yet. We're more integrated and … our tech teams than ever before: learning, changing, and adapting constantly, with millions of people benefiting from your work every single day. We have a genuine ambition to become engineering first, building and operating an elite digital platform. We are looking for people to join our community of engineers to support this transformation, build a modern digital ecosystem. You … will be championing Engineering excellence in a key area for M&S, that enables our on-line customers to find, evaluate and buy products. As the Principal Engineer for Selling Experience, you will support multiple teams in providing an engaging, simplified, transparent and inspirational digital experience that delivers the best online purchasing experience in the UK and Irish market. More ❯

who works here with everything from coaching to personal budgets and pay competitively. You'll be joining a company that's having a huge positive impact with a high-performance culture where you can make an impact, enjoy your career, and rapidly progress. We've already seen incredible growth from our Magic Notes product - that is helping case workers … building these critical features Who we're looking for You'll want to move into leadership or have experience leading a team and are keen to build a high-performance engineering culture We are happy to consider people without explicit management experience Breadth of experience across infrastructure, backend and frontend technology stacks We use the latest Ruby on … our CTO 1.5 hour technical test with one of Beams senior engineers 1 hour product and cultural interview with one of Beams product managers and a member of the engineering/design team Good luck More ❯

for global FX limit order trading. Work closely with traders, quantitative analysts, and backend engineers to build robust, real-time interfaces for order entry, modification, and monitoring. Ensure high performance, reliability, and usability under live trading conditions. Evolve and maintain GUI architecture and component libraries to support scalability and responsiveness. Mentor junior developers and foster a high-performance engineering culture. Uphold rigorous standards of code quality, operational resilience, and risk management. What You Bring: 10+ years of GUI development experience, ideally in trading or real-time systems. Expertise in Java (Swing/JavaFX) and/or modern web frameworks (React, Electron). Strong Java programming skills with a focus on real-time data visualization and performance … and communication skills across geographically distributed teams. A full-stack mindset with a deep understanding of system integration and data flow. Preferred Qualifications: Bachelor's degree in Computer Science, Engineering, or a related field. Familiarity with automated trading systems and market connectivity. Experience in financial services, particularly electronic trading platforms. Why Join Us? This role offers a unique opportunity More ❯

an internal open-source shared library to support our platforms. Automation is a priority for us. We utilize GitLab for CI, Snyk for security testing, and have an internal performance engineering team to ensure high standards. Our platforms are highly stable, with a focus on building new features and exploring innovative technologies. We have significantly reduced critical incidents … for various regions, overcoming technical restrictions and optimizing for all devices to deliver a high-quality luxury digital retail experience worldwide. RESPONSIBILITIES Key responsibilities include: Being part of an engineering team of 3-6 engineers Collaborating with the Tech Lead to plan and meet delivery milestones Writing high-quality code and reviewing merge requests Seeking continuous improvement in products More ❯

the development and optimization of immersive social experiences on a large-scale XR platform. If youre a generalist engineer with deep C#/Unity expertise and a passion for performance and reliability, this role is for you. What Youll Be Doing: Enhance the runtime stability and performance of a cutting-edge VR platform. Work on Unity/C# … Bazel) and CI/CD systems. Prior experience in large-scale production environments. Bonus Skills: Experience with VR/AR hardware, especially Meta Quest or similar devices. Knowledge of performance and memory profiling tools. Exposure to tools like Phabricator, Sandcastle, or similar. Background in data engineering, SQL, or telemetry Join a highly collaborative, mission-driven team working on … data handling. Why Join: Work at the forefront of next-gen computing platforms. Make meaningful contributions to immersive, social-first XR experiences. Gain experience in a fast-moving, high-performance engineering team building real-world applications in mixed reality. Client Description Our Client is the largest social media company in the world. They have substantial B2B and B2C More ❯

development and optimization of immersive social experiences on a large-scale XR platform. If you're a generalist engineer with deep C#/Unity expertise and a passion for performance and reliability, this role is for you. What You'll Be Doing: Enhance the runtime stability and performance of a cutting-edge VR platform. Work on Unity/… Bazel) and CI/CD systems. Prior experience in large-scale production environments. Bonus Skills: Experience with VR/AR hardware, especially Meta Quest or similar devices. Knowledge of performance and memory profiling tools. Exposure to tools like Phabricator, Sandcastle, or similar. Background in data engineering, SQL, or telemetry Join a highly collaborative, mission-driven team working on … data handling. Why Join: Work at the forefront of next-gen computing platforms. Make meaningful contributions to immersive, social-first XR experiences. Gain experience in a fast-moving, high-performance engineering team building real-world applications in mixed reality. Client Description Our Client is the largest social media company in the world. They have substantial B2B and B2C More ❯

development and optimization of immersive social experiences on a large-scale XR platform. If you're a generalist engineer with deep C#/Unity expertise and a passion for performance and reliability, this role is for you. 🔧 What You’ll Be Doing: Enhance the runtime stability and performance of a cutting-edge VR platform. Work on Unity/… and CI/CD systems. Prior experience in large-scale production environments . Bonus Skills: Experience with VR/AR hardware , especially Meta Quest or similar devices. Knowledge of performance and memory profiling tools . Exposure to tools like Phabricator, Sandcastle , or similar. Background in data engineering, SQL , or telemetry 🌍 Work Environment: Join a highly collaborative, mission-driven … handling. ✨ Why Join: Work at the forefront of next-gen computing platforms . Make meaningful contributions to immersive, social-first XR experiences. Gain experience in a fast-moving, high-performance engineering team building real-world applications in mixed reality. More ❯

development and optimization of immersive social experiences on a large-scale XR platform. If you're a generalist engineer with deep C#/Unity expertise and a passion for performance and reliability, this role is for you. 🔧 What You’ll Be Doing: Enhance the runtime stability and performance of a cutting-edge VR platform. Work on Unity/… and CI/CD systems. Prior experience in large-scale production environments . Bonus Skills: Experience with VR/AR hardware , especially Meta Quest or similar devices. Knowledge of performance and memory profiling tools . Exposure to tools like Phabricator, Sandcastle , or similar. Background in data engineering, SQL , or telemetry 🌍 Work Environment: Join a highly collaborative, mission-driven … handling. ✨ Why Join: Work at the forefront of next-gen computing platforms . Make meaningful contributions to immersive, social-first XR experiences. Gain experience in a fast-moving, high-performance engineering team building real-world applications in mixed reality. More ❯

shifting usage to off-peak hours, and helping balance the grid. Role Overview We're looking for a deeply networked and execution-focused Senior Technical Recruiter to lead backend engineering hiring at Fuse. This role is ideal for someone with strong agency experience placing top-tier backend engineers into hedge funds, high-frequency trading firms, or elite tech companies. … You'll work closely with founders, technical leaders, and hiring managers to shape our engineering team. Responsibilities Develop tailored sourcing strategies to engage top-tier talent from hedge funds, trading firms, and elite technical organisations Screen and assess candidates for both technical excellence and cultural fit Run high-quality processes: drive pipeline activity, facilitate debriefs, and ensure seamless candidate … with hiring managers and department heads to understand their hiring needs and timelines 5+ years of full-cycle recruiting experience, with a heavy focus on backend roles in high-performance engineering environments Agency background working with trading firms, hedge funds, or HFTs Proven ability to identify and close candidates with niche, in-demand skill sets Ability to develop More ❯

Dynamics D365 Performance Engineer - Outside IR35 A number of D365 Performance Engineers are required for a public sector client. You will have extensive experience of D365 CE/CRM and Power Platform. Skills: D365 CE/CRM Power Platform Azure - IaaS/PaaS services .Net, C#, Javascript, TypeScript Strong knowledge of Performance tuning in D365 implementations Responsibilities … Focus on owning and managing performance improvements in D365 implementations Design and implement performance tuning strategies Analyse telemetry, logs, and metrics to identify and improve performance in customizations, integrations, and infrastructure. Lead performance testing and optimization initiatives across the CRM platform The role is for 6 months initially and based from home with ad hoc travel More ❯

Machine Learning Performance Engineer, London London Isomorphic Labs is applying frontier AI to help unlock deeper scientific insights, faster breakthroughs, and life-changing medicines with an ambition to solve all disease. The future is coming. A future enabled and enriched by the incredible power of machine learning. A future in which diseases are curtailed or cured starting with better … new breakthrough, were getting closer to the promise of digital biology, and achieving our ambitious mission to one day solve all disease with the help of AI. Machine Learning Performance Engineer, London Your impact This is an exciting opportunity for you to contribute to frontier research at the intersection of AI and drug design. Working in a highly creative … iterative environment, you will join the model performance and scaling team, where you will partner with scientists and engineers to scale foundational models that will transform the biopharmaceutical world as we know it. You will draw upon your existing engineering experience whilst learning from those around you, to apply novel techniques and ideas to newly encountered model and More ❯

We believe that a diverse range of perspectives is a requirement for building great products. Join us on our mission and shape the future! Why this role? As a Performance Engineer in the Pre-Training team you will be responsible for optimizing the performance of our advanced language models and systems. Their primary focus is on improving key … model training metrics, such as training throughput, ensuring high accelerator utilization. The team combines expertise in software engineering, machine learning, and low-level kernel design and development to design robust systems and enhance model performance. You will work on identifying and removing performance bottlenecks, develop cutting-edge training and profiling tools to help Cohere's mission of providing … software for training. Understand architectural modifications and design choices and their effects on training throughput and quality. Write low-level CUDA, triton kernels to squeeze every last bit of performance from our accelerators. Research, implement, and experiment with ideas on our supercompute and data infrastructure. Learn from and work with the best researchers in the field. You may be More ❯