1 to 25 of 141 Remote Performance Optimisation Jobs in the UK

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 ❯

You'll support the delivery of reporting, insight, and website performance optimisation for Arsenal.Direct, our official online store. The Role We are looking for a Ecommerce Analytics Executive tosupport the delivery of reporting, insight, and website performance optimisation for Arsenal.Direct, our official online store. This role will play a critical part in driving data-informed decisions … across the e-commerce team, helping to shape customer experience, marketing performance, and commercial effectiveness. The ideal candidate will be detail-oriented, commercially aware, and confident communicating insights to stakeholders at all levels. Who we are We are one of the most famous clubs in world football, with a rich heritage and history of success - read more about our … even when no one is looking). Your day-to-day Ownership of reporting - you will own weekly, monthly, and quarterly reporting for key e-commerce metrics, including channel performance, country-level trends, product insights, and campaign results Deliver insightful commentary - you'll provideinsightful commentary to accompany reporting, with clear identification of over/underperformance and actionable recommendations Site More ❯

You'll play a vital role in making our ambitious AI solutions a practical reality. If you thrive on system-level analysis, find joy in squeezing every ounce of performance from hardware, and love diving deep into algorithm optimisation, this is the position for you. Responsibilities Scaling Expertise: Design and implement strategies to efficiently scale machine learning models … across diverse hardware platforms (GPU/TPU). Performance Optimisation: Analyse and profile ML systems under heavy load, pinpointing bottlenecks, and implementing targeted optimisations. Distributed Systems Architecture: Create robust distributed training and inference solutions for maximum computational efficiency. Algorithmic Optimisation: Research and understand the latest deep learning literature to implement and optimise state-of-the-art algorithms … and architectures, ensuring compute efficiency and performance. Low-Level Mastery: Write high-quality Python, C/C++, XLA, Pallas, Triton, and/or CUDA code to achieve performance breakthroughs. Required Skills Understanding of Linux systems, performance analysis tools, and hardware optimisation techniques Experience with distributed training frameworks (Ray, Dask, PyTorch Lightning, etc.) Expertise with Python and/ More ❯

coding, testing, and deployment. Participate in code reviews, architecture discussions, and system design decisions. Troubleshoot and resolve complex technical issues across the full stack. Ensure software security, scalability, and performance are maintained at all times. Keep abreast of emerging technologies and industry trends to inform strategic decisions. Skills and Experience Minimum 8 years of commercial software development experience, with … solutions. Desirable Experience with containerisation and orchestration tools such as Docker and Kubernetes. Familiarity with event-driven architecture and message brokers (e.g., Kafka, RabbitMQ). Knowledge of front-end performance optimisation and accessibility standards. Exposure to machine learning pipelines or data engineering workflows. Prior experience working in startup environments or high-growth technology companies. Benefits Hybrid working as More ❯

using JavaScript, Node.js, or Python • Ensure secure authentication and access protocols including OAuth 2.0, OIDC, CORS , and more • Contribute to automated testing with Cypress and unit test coverage • Optimise performance, scalability, and reliability of distributed backend systems • Engage with SQL and NoSQL database systems • Monitor systems via tools like Splunk , StackDriver , and logging frameworks A successful Node.js Developer will … systems • Service Mesh technologies such as Istio • Experience with ESB/SOA , GraphQL, Gradle/Maven Nice to Have: • Knowledge of Swagger, OpenAPI 3.0, SOAP, MQ, JSON • Experience with performance optimisation and high-availability architecture • Exposure to CI/CD automation and testing frameworks Node.js Developer Key Benefits: • Competitive daily rate: £475 Inside IR35 • Hybrid working across More ❯

exceptional service, to deliver personalised experiences that meet our customers ever-changing needs today and in the future. Job Description We are currently recruiting for an Application Reliability and performance Engineer to join our Team. We are seeking a high motivated individual to bring a diverse skill set and proactive mindset to help ensure the stability, efficiency, and resilience … query language and PLSQL Agile principles and ways of working Excellent client-facing communication skills DevOps mindset Excellent problem-solving abilities Automation Core AWS Services & Infrastructure as Code Application Performance Optimisation Additional Information What’s in it for you?: Competitive salary that reflects your skills, experience and potential. Discretionary bonus scheme that recognises your hard work and contributions More ❯

and support both MVC and Console apps , leveraging SQL Server and integrating with external data sources and APIs. Lead end-to-end implementations, including security, data migration, integration, and performance tuning. Team & Technical Leadership Provide technical direction and oversight to other developers and contractors, helping to manage task allocation, priorities, and quality. Act as a bridge between transformation squads … the ASP.NET MVC framework .. Proficient in .NET (C#), JavaScript, Web API, SQL Server , and working knowledge of HTML, CSS, XML, JSON . Comfortable with complex data modelling and performance optimisation in large-scale MVC environments. Adept at explaining technical solutions to non-technical stakeholders and working closely with business users. Hands-on experience with CI/CD … work independently and mentor others. Strong team player who thrives in collaborative environments. Excellent attention to detail and commitment to quality. Organised and capable of working in a high-performance, fast-paced setting. A natural coach, keen to upskill colleagues and foster a strong development culture. Benefits Flexible hybrid working environment Exposure to enterprise-wide digital transformation Opportunity to More ❯

and support both MVC and Console apps , leveraging SQL Server and integrating with external data sources and APIs. Lead end-to-end implementations, including security, data migration, integration, and performance tuning. Team & Technical Leadership Provide technical direction and oversight to other developers and contractors, helping to manage task allocation, priorities, and quality. Act as a bridge between transformation squads … the ASP.NET MVC framework .. Proficient in .NET (C#), JavaScript, Web API, SQL Server , and working knowledge of HTML, CSS, XML, JSON . Comfortable with complex data modelling and performance optimisation in large-scale MVC environments. Adept at explaining technical solutions to non-technical stakeholders and working closely with business users. Hands-on experience with CI/CD … work independently and mentor others. Strong team player who thrives in collaborative environments. Excellent attention to detail and commitment to quality. Organised and capable of working in a high-performance, fast-paced setting. A natural coach, keen to upskill colleagues and foster a strong development culture. Benefits Flexible hybrid working environment Exposure to enterprise-wide digital transformation Opportunity to More ❯

and support both MVC and Console apps , leveraging SQL Server and integrating with external data sources and APIs. Lead end-to-end implementations, including security, data migration, integration, and performance tuning. Team & Technical Leadership Provide technical direction and oversight to other developers and contractors, helping to manage task allocation, priorities, and quality. Act as a bridge between transformation squads … the ASP.NET MVC framework .. Proficient in .NET (C#), JavaScript, Web API, SQL Server , and working knowledge of HTML, CSS, XML, JSON . Comfortable with complex data modelling and performance optimisation in large-scale MVC environments. Adept at explaining technical solutions to non-technical stakeholders and working closely with business users. Hands-on experience with CI/CD … work independently and mentor others. Strong team player who thrives in collaborative environments. Excellent attention to detail and commitment to quality. Organised and capable of working in a high-performance, fast-paced setting. A natural coach, keen to upskill colleagues and foster a strong development culture. Benefits Flexible hybrid working environment Exposure to enterprise-wide digital transformation Opportunity to More ❯

guiding the evolution of our platform's microservices ecosystem. What You'll Do Architect, build, and maintain scalable Python microservices deployed in cloud environments Lead architectural decisions focusing on performance, observability, fault tolerance, and scalability Own complex backend features end-to-end design, implement, test, deploy, and monitor Mentor and guide engineers through code reviews, design discussions, and best … of microservices architecture, APIs, service discovery, and messaging patterns Experience with cloud platforms (AWS, GCP, Azure) and containerisation (Docker; Kubernetes a plus) Strong software engineering fundamentals: clean code, testing, performance optimisation, OOP, algorithms Familiar with SQL and NoSQL databases (PostgreSQL, MongoDB) and CI/CD pipelines Comfortable in fast-changing environments with a strong sense of ownership and More ❯

of working Cloud platforms such as Azure and Google Cloud Designing or contributing to solutions for a Hybrid Cloud Environment Backup/Restore and Disaster recovery processes Defect Management Performance Optimisation Technical fault-finding Level 3 & 4 Security best practises and compliance standards Mentoring Colleagues and supporting technical development of other Service design and associated methodologies Problem solving … remove barriers. Just let us know what you need. We also offer a wide-ranging benefits package, which includes A generous pension contribution of up to 15% An annual performance-related bonus Share schemes including free shares. Benefits you can adapt to your lifestyle, such as discounted shopping. 30 days' holiday, with bank holidays on top A range of More ❯

engineers to bring complex workflows to life. Integrate APIs Effectively: Deliver scalable and reliable client-side functionality powered by RESTful and GraphQL APIs. Promote Quality & Efficiency: Drive testing practices, performance optimisation, and development standards across the frontend team. Shape the Development Process: Contribute to tooling, CI/CD workflows, and frontend architecture using technologies like GitHub, CircleCI, and More ❯

manufacturing segments Key Responsibilities Technical Ownership & Development Take ownership of significant features and technical components across our Python-based platform Design and implement reliable systems for data processing and optimisation workflows Contribute to architectural decisions and technical design discussions Provide code reviews and technical guidance to junior team members Evaluate new technologies and contribute to technical standard-setting Platform … Python Create reusable components that support rapid development cycles Engineering Quality Apply and advocate for software engineering best practices including testing and CI/CD Contribute to system reliability, performance optimisation, and maintainability improvements Collaborate with optimisation engineers to implement mathematical models in code Participate in technical design reviews Required Experience 4+ years of software development experience … including testing and CI/CD Experience working with APIs and data processing Familiarity with cloud platforms (preferably Azure) Nice-to-have Experience mentoring junior engineers Experience with mathematical optimisation techniques including MILP and LP Experience with Rust Understanding of distributed systems What we can offer you: Competitive salary based on skills and experience Stock Options so when we More ❯

manufacturing segments Key Responsibilities Technical Ownership & Development Take ownership of significant features and technical components across our Python-based platform Design and implement reliable systems for data processing and optimisation workflows Contribute to architectural decisions and technical design discussions Provide code reviews and technical guidance to junior team members Evaluate new technologies and contribute to technical standard-setting Platform … Python Create reusable components that support rapid development cycles Engineering Quality Apply and advocate for software engineering best practices including testing and CI/CD Contribute to system reliability, performance optimisation, and maintainability improvements Collaborate with optimisation engineers to implement mathematical models in code Participate in technical design reviews Required Experience 4+ years of software development experience … including testing and CI/CD Experience working with APIs and data processing Familiarity with cloud platforms (preferably Azure) Nice-to-have Experience mentoring junior engineers Experience with mathematical optimisation techniques including MILP and LP Experience with Rust Understanding of distributed systems What we can offer you: Competitive salary based on skills and experience Stock Options so when we More ❯

platform modernisation Manage a small team of engineers Align DevOps capabilities with the wider business Champion DevEx, reliability, and security Embed operational excellence and incident response Promote observability and performance optimisation Lead DevOps Engineer Requirements Proven line management experience Cloud-native expertise (any cloud provider is fine: GCP, AWS or Azure) Knowledge of GitLab CI/CD, Terraform More ❯

day-to-day coding, solution design, and debugging • Work across front-end (HTML, CSS, JavaScript, Razor) and back-end (.NET/C#) development • Implement best practices in code quality, performance optimisation, and security • Conduct code reviews, sprint planning, and technical estimations • Collaborate with clients to gather requirements and offer technical insight • Oversee DevOps processes including CI/CD More ❯

financial services or SaaS industry What We’re Looking For: Proven experience as a Senior or Lead Developer working with C#/.NET Solid knowledge of SQL Server and performance optimization Proficiency in JavaScript/TypeScript and front-end development Strong problem-solving skills and the ability to work autonomously in a remote setup Comfortable leading technical discussions and More ❯

integrations with webinar tools, APIs, and e-learning standards (SCORM, xAPI, LTI). Deliver high-quality code across PHP, MySQL, JavaScript (Node.js/React), HTML, CSS, Linux servers. Optimise performance, scalability, and platform reliability. What we’re looking for 5+ years’ Moodle development experience (customisation, plugin creation, API integrations). Strong full-stack skills with PHP 7/… MySQL, JavaScript, HTML5, CSS3. Track record of integrating Moodle with tools like Zoom or Teams. Experience with performance optimisation and platform upgrades. Understanding of GDPR, data privacy, and secure coding practices. Strong communicator and natural mentor, able to work across technical and non-technical teams. Desirable: Moodle certification, familiarity with accessibility standards, experience in professional/regulated learning More ❯

of Power. You’ll work with data from over 8,000 assets, developing metrics to assess and improve their resilience. Your insights will support strategic planning, risk mitigation, and performance optimisation across the Power function.Your key responsibilities will include: Leading the gathering, integration, and interpretation of operational data to generate actionable insights. Providing detailed analysis to support planning … performance tracking, and risk mitigation. Developing dashboards and reporting tools to support leadership decision-making. Contributing to business cases with financial and risk-based analysis. Supporting strategic planning and performance measurement across the Power function. Collaborating with stakeholders across the business to ensure data-driven programme success. Developing solutions and metrics to assess how resilient Thames Water’s … safe, efficient, and reliable services. Competitive salary up to £48,000 per annum 26 days holiday per year, increasing to 30 with the length of service (plus bank holidays) Performance-related pay plan directly linked to company performance measures and targets Generous Pension Scheme through AON Access to lots of benefits to help you take care of you More ❯

of Power. You'll work with data from over 8,000 assets, developing metrics to assess and improve their resilience. Your insights will support strategic planning, risk mitigation, and performance optimisation across the Power function. Your key responsibilities will include: Leading the gathering, integration, and interpretation of operational data to generate actionable insights. Providing detailed analysis to support … planning, performance tracking, and risk mitigation. Developing dashboards and reporting tools to support leadership decision-making. Contributing to business cases with financial and risk-based analysis. Supporting strategic planning and performance measurement across the Power function. Collaborating with stakeholders across the business to ensure data-driven programme success. Developing solutions and metrics to assess how resilient Thames Water … safe, efficient, and reliable services. Competitive salary up to £48,000 per annum 26 days holiday per year, increasing to 30 with the length of service (plus bank holidays) Performance-related pay plan directly linked to company performance measures and targets Generous Pension Scheme through AON Access to lots of benefits to help you take care of you More ❯

and maintain web applications using PHP, Laravel, and React Collaborate with teams to define technical requirements and improve architecture Write clean, efficient, and well-documented code Debug and resolve performance and functionality issues Design and optimise MySQL database schemas Participate in code reviews and follow best coding practices Stay updated with emerging web technologies and development trends Required Experience … development experience 2+ years with Laravel 2+ years with HTML/CSS, JavaScript, and jQuery 1+ year with React Experience with MySQL database design Familiarity with nginx configuration and performance optimisation Proficient with Git version control Strong analytical and problem-solving skills Excellent communication and collaboration abilities Preferred (Not Essential) Experience with REST APIs Familiarity with Docker or More ❯

native mobile development for either in Android or iOS platforms. Familiarity with playwright end to end testing. Experience using Storybook or component-driven development practices . Familiarity with mobile performance optimisation and accessibility standards . Exposure to Azure (or other cloud services like AWS) Understanding of Agile methodologies (Scrum, SAFe ) Awareness of TDD/BDD workflows Will be More ❯

with cross-functional teams to understand business requirements and translate them into technical solutions Provide technical leadership and mentorship to junior team members Conduct regular system health checks and performance optimizations Troubleshoot and resolve complex technical issues in cloud environments Stay up-to-date with the latest trends and advancements in cloud technologies and AI Develop and maintain documentation More ❯

Energy Bureau) London £45,000 - £55,000 Basic + Car + Progression + Purpose-Led Team Are you a technically-minded leader with experience in BMS, energy analytics, or performance optimisation? Do you want to be part of a values-driven company that's actively helping clients achieve Net Zero? If so, this is your chance to step … into a pivotal role at the heart of one of the UK's top building performance specialists as a Technical Manager. This is a great opportunity to lead from the front - overseeing analysts and engineers, driving energy-saving strategies, and helping shape the way buildings perform across the UK. If you've got experience in smart building systems and … leading technical teams, this Technical Manager role could be your ideal next step. Your Job As Technical Manager Will Include: * Managing the Building Performance Bureau and leading a team of analysts and BMS professionals * Ensuring quality, consistency, and timely delivery of performance reporting across public and private estates * Collaborating with clients to optimise BMS systems (Trend/Tridium More ❯

of modern JavaScript and TypeScript HTML5/CSS3 - Solid understanding of web standards, responsive design, and cross-browser compatibility Database Technologies Oracle (Preferred) - Database development, PL/SQL, and performance optimization SQL Server (Alternative) - T-SQL and database design experience acceptable Entity Framework - ORM experience for data access layer implementation Essential Requirements 5+ years full stack development experience Software … organisational levels Degree level qualification or equivalent corporate experience Desirable Skills Azure/AWS cloud platform experience Docker containerization knowledge Automotive or manufacturing industry experience Test-driven development (TDD) Performance optimization and scalability techniques Content Management Systems knowledge Key Responsibilities Develop and maintain full stack applications using C# .NET backend with Blazor/React frontend Design and implement database More ❯