1 to 25 of 488 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 ❯

Practices Conduct in-depth reviews of codebases to identify issues, inefficiencies, and potential security vulnerabilities. Provide recommendations on best practices, including coding standards, design patterns, and maintainability improvements. Support performance optimisation through refactoring and improved architecture. Support testing and QA process. 2. Cloud Infrastructure Support & Design Assist in designing, implementing, and optimising cloud infrastructure (predominantly Azure) Provide guidance … and provide remediation strategies. Ensure compliance with industry standards (ISO 27001, GDPR, SOC 2, etc.). Implement best practices for secure software development (OWASP, encryption, IAM, etc.). 6. Performance Optimisation & Scaling Analyse system bottlenecks and recommend performance tuning strategies. Support database optimisations, caching mechanisms, and load balancing strategies. Assist in designing auto-scaling solutions to handle More ❯

as: Evolve Our Snowflake Data Warehouse: Take ownership of our Snowflake platform to ensure it is a highly efficient and accessible resource for the business. Implement best practices for performance optimisation, scalability, and cost management, empowering teams to access and utilise data seamlessly. Streamline Data Pipelines: Lead the development and optimisation of data pipelines using DBT , enabling … and frameworks. Recommend and lead the adoption of innovations that enhance our data engineering capabilities, ensuring we remain competitive and forward-thinking. The requirements Essential: Expertise in Snowflake, including performance optimisation, cost management, and advanced data warehousing techniques. Experience in designing and implementing scalable data architectures that meet the needs of complex, data-driven organisations. Strong SQL skills … for this role. But, we're open-minded, so definitely include your salary goals with your application. We routinely benchmark salaries against market rates, and run quarterly performance and salary reviews. The culture At iwoca, we prioritise a culture of learning, growth, and support, and invest in the professional development of our team members. We value thought and skill More ❯

the UK and U.S. This will involve working closely with the Heads of Technology, Software Architects and team leads, so strong stakeholder management ability is crucial. Duties: Scaling and performance optimisation of web front-end and interaction with API layers Resolve high-level, complex software challenges and optimise system performance Implement software development processes, including Agile and … Thorough grasp of distributed web caching tools and techniques, e.g. Redis, etc Understanding of fundamental software development best practices, architectures and patterns Awareness of modern deployment methodologies Expertise in performance optimisation of web technologies Willingness to challenge process and existing ways of working or to truly own the domain you're a part of, pushing for innovation through More ❯

providing detailed monthly reports to senior management to ensure compliance with corporate wide licensing agreements and advising/interpreting possible issues/breaches Proactively maintains systems/infrastructure through performance monitoring, log analysis, planned upgrades and the use of other tools and techniques Maintain professional contact with all stakeholders including system owners. Captures knowledge and contributes to service improvement … Gen deg, prof qualified (ex degree) or demonstrable relevant competence Knowledge: In depth theory and further job knowledge of ICT servers and systems including operating systems, admin tools and performance optimisation local and wide area networks, voice platforms, Wi-Fi solutions and other network related technologies Experience: Substantial period of working in a relevant role or environment In … depth theory and further job knowledge of ICT servers and systems including operating systems, admin tools and performance optimisation local and wide area networks, voice platforms, Wi-Fi solutions and other network related technologies Expertise: Performance of a wide range of activities involving a full working knowledge of specific administrative and/or advanced practical processes and More ❯

React, JavaScript/TypeScript, 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. More ❯

and execute the product roadmap in alignment with business growth and customer needs. Identify opportunities to enhance user engagement, conversion, and operational efficiencies. Develop and implement SEO (Search Engine Optimisation), CRO (Conversion Rate Optimisation), and UX/UI strategies to improve site performance and user retention. Ensure digital assets (website, booking systems, customer portals) are optimised for … and bookings. Identify and prioritise new product features based on customer insights, market trends, and competitive analysis. Implement AI-driven personalisation and automation to enhance the customer experience. SEO & Performance Optimisation Lead technical and non-technical SEO initiatives to improve organic growth and search rankings. Work with developers to optimise site performance, page speed, and indexing. Implement … best practices for on-page and off-page SEO, link-building, and structured data. Monitor Google Analytics, HotJar, SQL, and other performance tools to track KPIs and inform decision-making. Lead a cross-functional team including UI/UX designers, analysts, front-end and back-end developers. Establish agile development and design sprint methodologies to drive fast, efficient execution. More ❯

Experience with observability tools (e.g., Application Insights, Grafana, Prometheus) Additional Technical Skills Python scripting capabilities RESTful API design and development Microservices architecture SaaS application development experience Security best practices Performance optimization techniques Required Soft Skills Communication: Excellent verbal and written communication skills Collaboration: Proven ability to work effectively in team environments Problem-Solving: Strong analytical and troubleshooting abilities Mentoring More ❯

solutions, and migration strategies to support Paymentology's business objectives. This role involves assessing existing IT infrastructure, identifying opportunities for cloud adoption, and recommending migration strategies based on cost, performance, and security considerations. The Cloud Architect defines cloud architecture principles, standards, and best practices, ensuring compliance with industry standards and regulatory requirements. This role designs scalable, resilient, and highly … available cloud infrastructure solutions using Infrastructure as Code (IaC) tools and automation techniques. Additionally, the role includes implementing cloud security measures, optimising resource utilisation and performance, and supporting the implementation of cloud-based solutions across AWS, Azure, and OCI platforms. What you get to do: Cloud Design and Development: Lead the design and development of Google Cloud Platform (GCP … GKE (Google Kubernetes) Design and optimise GCP Implement Identity and Access Management (IAM) and Security Policies Work with Google Anthos, Kubernetes, and container-based architectures Optimise GCP cost and performance , ensuring efficiency across environments (Optional) Provide expertise in AWS, Azure, and OCI when needed Kafka and Kubernetes Platform Management: Design, deploy, and maintain scalable Kafka and Kubernetes clusters to More ❯

a plus. Proficient use of UI Libraries such as Material UI or Ant Design. Skilled in building unit and E2E tests using Jest, Selenium, Cucumber or similar. Knowledge of performance optimisation techniques, optimise web performance and load times Awareness of web security best practices to protect applications from vulnerabilities Experience using build tools such as Webpack or … realise investment strategies and expand the scope for growth. And connections act as a catalyst. Sparking richer solutions for our clients to break new ground, modernising markets for future performance, and creating dynamic careers for our people. Our capacity to connect builds trust, supports communities and gives us the power to anticipate and respond to change, whatever direction the More ❯

and guidance to 2 software engineers, conducting code reviews, and establishing development best practices. Driving technical decision-making in collaboration with the Head of Product to ensure platform scalability, performance, and reliability. Leading sprint planning, technical estimation, and communicating technical concepts to non-technical stakeholders. Identifying and adopting emergent tools and practices that will contribute to long-term technical … success. Development & Engineering Responsibilities Maintain ownership of critical platform functionality by: Developing and maintaining PHP applications using Symfony framework with focus on performance and maintainability. Designing and optimising MySQL database schemas and queries to support postcode/address-based product availability logic. Building responsive front-end interfaces using JavaScript, CSS, and SASS that deliver excellent user experience across all … data protection compliance, and minimising customer-facing errors. Infrastructure & DevOps Responsibilities Manage and optimise AWS infrastructure by: Maintaining AWS compute and database infrastructure for reliable platform operation. Monitoring system performance, implementing optimisations, and ensuring platform uptime meets business requirements. Collaborating on infrastructure automation using Terraform where beneficial to operational efficiency. Taking responsibility for technical KPIs including site speed, security 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 ❯

solutions, and migration strategies to support Paymentology's business objectives. This role involves assessing existing IT infrastructure, identifying opportunities for cloud adoption, and recommending migration strategies based on cost, performance, and security considerations. The Cloud Architect defines cloud architecture principles, standards, and best practices, ensuring compliance with industry standards and regulatory requirements. This role designs scalable, resilient, and highly … available cloud infrastructure solutions using Infrastructure as Code (IaC) tools and automation techniques. Additionally, the role includes implementing cloud security measures, optimising resource utilisation and performance, and supporting the implementation of cloud-based solutions across AWS, Azure, and OCI platforms. Tasks Cloud Design and Development: Lead the design and development of Google Cloud Platform (GCP) architectures Create scalable, resilient … GKE (Google Kubernetes) Design and optimise GCP Implement Identity and Access Management (IAM) and Security Policies Work with Google Anthos, Kubernetes, and container-based architectures Optimise GCP cost and performance , ensuring efficiency across environments (Optional) Provide expertise in AWS, Azure, and OCI when needed Kafka and Kubernetes Platform Management: Design, deploy, and maintain scalable Kafka and Kubernetes clusters to More ❯

Convera is seeking a Data Analyst with a primary focus on helping us measure and optimise our Operational performance by leveraging data, analytics and a technical skill set. You will be reporting into the Instrumentation team who are responsible for the transformation of our data, reporting and analytics, as well as the roll out of data products and machine … Developing automated data products to consistently drive effective insights and measurable results at scale • The design, build and maintenance of high-quality dashboards, KPIs and visualisations to evaluate business performance • Supporting performance optimisation across the business by sharing data, analytical expertise, and subject matter knowledge • Working with other Instrumentation and technology teams to ensure that relevant data More ❯

integration strategy for a secure, scalable, and cloud-native platform built on Microsoft Azure. This role will establish the foundational architectural patterns, ensure seamless system interoperability, and deliver high-performance, secure, and resilient services aligned to cloud engineering best practices. Role Purpose The Azure Solution Architect will lead the definition and governance of the technical architecture and integration strategy … for a secure, scalable, and cloud-native platform built on Microsoft Azure. This role will establish the foundational architectural patterns, ensure seamless system interoperability, and deliver high-performance, secure, and resilient services aligned to cloud engineering best practices. Working closely with engineering teams, DevOps professionals, product managers, and external technical stakeholders, the Platform Architect will guide the delivery of … Architecture Design Define and implement a modular, scalable, and highly available architecture using Microsoft Azure services. Ensure full alignment with the Azure Well-Architected Framework across the pillars of performance efficiency, reliability, security, cost optimisation, and operational excellence. API & Integration Strategy Lead the development and adoption of an API-first architecture using RESTful APIs and JSON standards. Define More ❯

debug the website to identify and resolve issues and ensure optimal performance. Technical Support and Coordination: Provide technical support and coordination to prevent website failures and maintain smooth operations. Performance Monitoring and Reporting: Use analytics tools to monitor website performance and provide regular insights and improvement recommendations. Stay Updated with Industry Trends: Stay informed about the latest e … desktops. API and Plugin Integration: Experience with third-party APIs, services, and Shopify plugins. Proactive Communication: Ability to provide proactive feedback, interact effectively, and communicate clearly with team members. Performance Optimisation: Experience in optimising website performance and ensuring smooth connection with Shopify Apps, Marketing Tools, and Platform APIs. SEO and Analytics: Understanding of SEO best practices and … concisely without unnecessary complexity Self-motivated, with the ability to work autonomously as well as collaboratively within a team. Natural inclination towards experimentation and innovation. Benefits Competitive salary and performance-based bonuses. Generous Annual Leave allowance: 28 days per year, plus a day off for your birthday (and more days available at your manager's discretion!). Hybrid and More ❯

Engineer is responsible for building and maintaining the server-side systems that power DREST's luxury mobile game and supporting platform. This role plays a critical part in the performance, reliability, and scalability of our backend architecture, ensuring smooth operation of our live services and enabling feature delivery across the organisation. As a hands-on contributor, the Senior Backend … What you will be accountable for Delivering high-quality, maintainable backend code and features on time, aligned with established codebase architectural standards and covered by tests Supporting backend system performance and reliability, helping maintain a 99% uptime SLA Contributing to incident response and resolution, ensuring 80% of P1 issues are resolved within SLA Mentoring junior team members and supporting … the Lead Backend Engineer in upholding team performance and code quality What you will be responsible for Act as a hands-on contributor to backend codebases in TypeScript (Node.js) and associated infrastructure Design, implement and extend robust APIs and microservices supporting gameplay, user management, platform and content management systems Analyse business requirements and translate them into technical specifications 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 ❯

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 ❯

tools, platforms, and processes that improve the overall developer experience. Your work will involve close collaboration with developers, DevOps engineers, and other stakeholders to ensure seamless integration and optimal performance of development workflows. WHAT YOU'LL BE DOING: Developer Experience Enhancements: Work on projects to improve developer productivity using tools such as Backstage to create internal developer portals and … productivity and system efficiency. Infrastructure Automation & Management: Use Terraform/OpenTofu and automation frameworks to provision and manage infrastructure. Monitoring & Observability: Configure and utilise observability tools like Datadog for performance monitoring, alerting, and visualisation, ensuring system reliability and quick identification of issues. Performance Optimisation: Continuously monitor the performance of the tools and services and implement optimisations More ❯

our magazines and have an annual web content reach over 350million. And we're a long way from done! PAID SEARCH AT CARWOW Join a focused and results-oriented Performance Marketing team where paid search is a core pillar of Carwow's profitable success. We are a collaborative group that thrives on smart prioritisation and a proactive approach to … testing new performance channels. Our focus is on maximising impact and efficiency, working closely across markets and products to achieve ambitious goals. We value innovation and constantly seek opportunities to refine our processes and leverage automation. If you're driven by results and want to make a significant contribution to a successful business, this is an excellent opportunity. YOUR … MISSION As Performance Marketing Manager, your core mission is to maximise carwow's growth through the strategic and expert management of our paid search, Performance Max, and Vehicle Ads. You'll be responsible for optimising feed-based campaigns and driving the adoption of innovative strategies to enhance performance. This role requires a strong technical background coupled with a More ❯

and getInitialProps Comfortable using TypeScript in a Next.js environment Strong grasp of component-based architecture (React) Familiarity with state management tools (e.g. Redux, React Context) Good understanding of frontend performance: lazy loading, image optimisation, Lighthouse best practices Wordpress Strong experience with WordPress as a headless CMS, especially using WP REST AP Proficient in PHP, especially for customising themes … plugins, and ACF (Advanced Custom Fields) Experience building or consuming custom post types, taxonomies, and meta queries Comfortable with WordPress security, user roles, and performance optimisation Desirable Past experience implementing a login/subscription service Familiarity with monorepos Experience with monitoring and logging using tools like Sentry or Datadog Experience working with design systems Devops knowledge, CI/ More ❯

elite DevOps and technical teams. Responsibilities Lead the charge in architecting, deploying, and operating next-generation platform services encompassing advanced Kubernetes environments, intelligent server provisioning, and game-changing High-Performance Computing systems. Master the art of infrastructure construction through cutting-edge code-driven methodologies utilising industry-leading Terraform, Ansible, and Helm technologies. Engineer bulletproof platform frameworks that enable lightning … fast containerised workloads, distributed systems, and performance-critical trading applications that process millions of transactions. Drive innovation through standardised automation, seamless resource provisioning, and intelligent configuration oversight across multiple high-stakes operational environments. Champion collaboration with elite DevOps, development, and quantitative research teams to unlock platform capabilities and deliver game-changing project outcomes. Bridge worlds by connecting on-site … infrastructure with hybrid and public cloud platforms (Azure, AWS) to supercharge computational capacity and resource federation. Own performance excellence through advanced platform optimisation, real-time monitoring, and rapid incident resolution to maintain mission-critical system availability. Orchestrate seamless operations by coordinating infrastructure updates, security hardening, data protection, and rock-solid business continuity procedures for essential platform components. Champion More ❯

elite DevOps and technical teams. Responsibilities Lead the charge in architecting, deploying, and operating next-generation platform services encompassing advanced Kubernetes environments, intelligent server provisioning, and game-changing High-Performance Computing systems. Master the art of infrastructure construction through cutting-edge code-driven methodologies utilising industry-leading Terraform, Ansible, and Helm technologies. Engineer bulletproof platform frameworks that enable lightning … fast containerised workloads, distributed systems, and performance-critical trading applications that process millions of transactions. Drive innovation through standardised automation, seamless resource provisioning, and intelligent configuration oversight across multiple high-stakes operational environments. Champion collaboration with elite DevOps, development, and quantitative research teams to unlock platform capabilities and deliver game-changing project outcomes. Bridge worlds by connecting on-site … infrastructure with hybrid and public cloud platforms (Azure, AWS) to supercharge computational capacity and resource federation. Own performance excellence through advanced platform optimisation, real-time monitoring, and rapid incident resolution to maintain mission-critical system availability. Orchestrate seamless operations by coordinating infrastructure updates, security hardening, data protection, and rock-solid business continuity procedures for essential platform components. Champion More ❯

elite DevOps and technical teams. ⚡ Responsibilities Lead the charge in architecting, deploying, and operating next-generation platform services encompassing advanced Kubernetes environments, intelligent server provisioning, and game-changing High-Performance Computing systems. Master the art of infrastructure construction through cutting-edge code-driven methodologies utilising industry-leading Terraform, Ansible, and Helm technologies. Engineer bulletproof platform frameworks that enable lightning … fast containerised workloads, distributed systems, and performance-critical trading applications that process millions of transactions. Drive innovation through standardised automation, seamless resource provisioning, and intelligent configuration oversight across multiple high-stakes operational environments. Champion collaboration with elite DevOps, development, and quantitative research teams to unlock platform capabilities and deliver game-changing project outcomes. Bridge worlds by connecting on-site … infrastructure with hybrid and public cloud platforms (Azure, AWS) to supercharge computational capacity and resource federation. Own performance excellence through advanced platform optimisation, real-time monitoring, and rapid incident resolution to maintain mission-critical system availability. Orchestrate seamless operations by coordinating infrastructure updates, security hardening, data protection, and rock-solid business continuity procedures for essential platform components. Champion More ❯