26 to 50 of 166 Performance Optimisation Jobs in the UK excluding London

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 ❯

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 ❯

CRO Analyst - Digital Experience & Optimisation Brighton or London (hybrid flexibility) £35,000 - £45,000 + Bonus + Unlimited Holiday + Training Budget The Opportunity A fast-growing, entrepreneurial digital business is looking for a Conversion Rate Optimisation (CRO) Analyst to join its high-performing team. Working across a broad portfolio of ambitious brands, you'll take ownership of … part of a dynamic, collaborative environment that values bold ideas, clear thinking, and real results. The Role This is a hands-on, strategic CRO role focused on delivering tangible performance improvements across digital experiences. You'll work closely with data, performance, UX, creative, and tech stakeholders to identify opportunities, build test hypotheses, and implement changes that improve conversion … research findings into wireframes, user flows, and annotated mockups using tools like Figma, InVision, or Adobe XD. Present insights and CRO roadmaps to internal stakeholders and senior leadership. Maintain performance dashboards and clearly communicate testing results, impact, and confidence intervals. Stay up to date with CRO trends, UX psychology, and testing technologies. Use front-end development skills (HTML, CSS More ❯

CRO Analyst - Digital Experience & Optimisation Brighton or London (hybrid flexibility) £35,000 - £45,000 + Bonus + Unlimited Holiday + Training Budget The Opportunity A fast-growing, entrepreneurial digital business is looking for a Conversion Rate Optimisation (CRO) Analyst to join its high-performing team. Working across a broad portfolio of ambitious brands, you'll take ownership of … part of a dynamic, collaborative environment that values bold ideas, clear thinking, and real results. The Role This is a hands-on, strategic CRO role focused on delivering tangible performance improvements across digital experiences. You'll work closely with data, performance, UX, creative, and tech stakeholders to identify opportunities, build test hypotheses, and implement changes that improve conversion … research findings into wireframes, user flows, and annotated mockups using tools like Figma, InVision, or Adobe XD. Present insights and CRO roadmaps to internal stakeholders and senior leadership. Maintain performance dashboards and clearly communicate testing results, impact, and confidence intervals. Stay up to date with CRO trends, UX psychology, and testing technologies. Use front-end development skills (HTML, CSS More ❯

Working closely with our in-house team, you will ensure that our websites are visually appealing, user friendly, and high performing. You will also be responsible for website speed optimisation, SEO best practices, and integrating marketing tools to enhance overall digital effectiveness. Design & Develop: Create and maintain high-quality, responsive websites using WordPress and Elementor. Performance Optimisation … You: Proven experience as a Website Designer, preferably within a professional services or agency environment. Expertise in WordPress & Elementor customising themes, layouts, and functionalities. Strong understanding of website speed optimisation & Core Web Vitals. SEO knowledge on-page optimisation, schema markup, and technical SEO. Proficiency in HTML, CSS, and JavaScript (basic to intermediate). Basic knowledge of PHP and … MySQL for WordPress customisations. Experience with Google Analytics & Search Console for performance tracking and reporting. Familiarity with marketing automation tools & CRM integrations Attention to detail ensuring consistency in design, functionality, and performance. Ability to collaborate effectively within a team and take feedback constructively. Benefits: A salary of £25,000 Working 8.30am until 5pm On site parking Duvet days Early More ❯

closely with our in-house team, you will ensure that our websites are visually appealing, user[1]friendly, and high performing. You will also be responsible for website speed optimisation, SEO best practices, and integrating marketing tools to enhance overall digital effectiveness. Design & Develop: Create and maintain high-quality, responsive websites using WordPress and Elementor. Performance Optimisation … You: Proven experience as a Website Designer, preferably within a professional services or agency environment. Expertise in WordPress & Elementor - customising themes, layouts, and functionalities. Strong understanding of website speed optimisation & Core Web Vitals. SEO knowledge - on-page optimisation, schema markup, and technical SEO. Proficiency in HTML, CSS, and JavaScript (basic to intermediate). Basic knowledge of PHP and … MySQL for WordPress customisations. Experience with Google Analytics & Search Console for performance tracking and reporting. Familiarity with marketing automation tools & CRM integrations Attention to detail - ensuring consistency in design, functionality, and performance. Ability to collaborate effectively within a team and take feedback constructively Benefits: A salary of £25,000 Working 8.30am until 5pm On site parking Duvet days Early More ❯

/Ansible/Salt) Demonstrate experience of • Developing, Supporting & leading enterprise infrastructure systems • Designing or contributing to solutions for a Hybrid Cloud Environment • Defect management and technical fault-finding • Performance optimisation • Security best practice and compliance standards • Problem solving and communication skills • Mentoring colleagues and supporting technical development of other • Agile ways of working Any experience of these … 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. Generous holiday allowance, with bank holidays on top A range of More ❯

/Ansible/Salt) Demonstrate experience of • Developing, Supporting & leading enterprise infrastructure systems • Designing or contributing to solutions for a Hybrid Cloud Environment • Defect management and technical fault-finding • Performance optimisation • Security best practice and compliance standards • Problem solving and communication skills • Mentoring colleagues and supporting technical development of other • Agile ways of working Any experience of these … 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. Generous holiday allowance, with bank holidays on top A range of 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 ❯

RxJS and observables. Proven experience with C#, ASP.NET, Web API, and Entity Framework. Familiarity with state management libraries and patterns. Experience with SQL and/or NoSQL databases, including performance optimization. Strong understanding of software development best practices, design patterns, and coding standards. Excellent communication skills, both verbal and written, with the ability to articulate technical concepts to non More ❯

if you have 10+ years of experience building large scale and low latency distributed systems Command of Java, C++ or Go/Golang Solid understanding of algorithms, data structures, performance optimization techniques, object-oriented programming, multi-threading, and real-time programming Experience with distributed caching, SQL/NO SQL, and other databases is a plus Experience with Big Data More ❯

if you have 10+ years of experience building large scale and low latency distributed systems Command of Java, C++ or Go/Golang Solid understanding of algorithms, data structures, performance optimization techniques, object-oriented programming, multi-threading, and real-time programming Experience with distributed caching, SQL/NO SQL, and other databases is a plus Experience with Big Data 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 ❯

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 ❯

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 ❯

impact. Who we're looking for: We're hiring a Senior Full Stack Developer who’s confident across the modern web stack - from backend APIs and databases to frontend performance and usability. You’ll help deliver powerful new tools and infrastructure across the business while helping set technical direction and best practices. This isn’t just another product iteration. … with AI to automate tedious processes and forecast success What you bring: Strong experience with SQL and backend languages like Golang, Python, or PHP Knowledge of React and frontend performance optimisation Experience building and maintaining RESTful or GraphQL APIs Solid understanding of databases, schema design, and indexing strategies Familiarity with cloud platforms (AWS/GCP) and containerised environments More ❯

week on-site) My client is looking for a hands-on Application Software Team Lead to lead the development of their next-generation platform for managing and optimising high-performance wireless networks. This is a player-coach role, combining technical leadership with people management. You'll guide a team of 10+ software engineers building a customer-facing system packed … facing or enterprise software environment Strong background in back-end development and the SDLC Experience taking products from concept to launch , including MVPs Deep understanding of cloud infrastructure and performance optimisation Proficiency in at least one modern language (e.g. Python, Java, C#, C++) Familiarity with CI/CD , version control (Git), and Linux Excellent communication and people management More ❯

and DevOps. Ensure consistent communication between engineering, product, and design to deliver valuable customer-facing features efficiently. Balance product delivery with long-term technical investment, identifying ways to improve performance, maintainability, and scalability across the frontend stack. Team Collaboration & Cross-functional Work Partner closely with the Head of Engineering, Delivery Leads, and Product Managers to scope and ship features … TypeScript in a production environment. Experience leading engineering initiatives, mentoring teammates, and owning architectural decisions on frontend systems. Strong knowledge of modern frontend build systems, component design patterns, and performance optimisation strategies. Deep understanding of web accessibility, responsive design, and usability principles. Experience working with other teams, including backend, devops, and product stakeholders. Familiarity with CI/CD More ❯

in the mobile stack Collaborate with designers and backend engineers to deliver robust, user-friendly solutions Write clean, maintainable, well-tested code following best practices Address and resolve bugs, performance bottlenecks, and edge cases Write or adapt native modules when required for specific platform needs Participate in code reviews, daily stand-ups, sprint planning, and retrospectives Contribute to ongoing … platform-specific customisation Proven track record of delivering high-quality mobile applications to production Experience working in a Scrum/Agile team environment Familiarity with mobile testing, debugging, and performance optimisation tools Clear understanding of app publishing processes on both App Store and Play Store A collaborative mindset, strong communication skills, and the ability to work closely with … More! Product Discount on Net World Sports & Affiliate Partner Products Subsidised On-Site Bistro - Serving Freshly Prepared Food Every Day for Breakfast & Lunch Employee Recognition - Bonus & Commission Schemes and Performance, Length of Service & Life Event Rewards Employee Support - Saving Schemes, Legal & Financial Advice, Parental Guidance OUR VALUES: Go above and beyond: Get stuck in and show your passion! Ideas More ❯

and driving standardisation through automation. The ideal candidate will have extensive experience building scalable and efficient web applications using React. What you'll do Build and maintain scalable, high-performance web applications using React. Collaborate with designers, engineers, and stakeholders to deliver intuitive, responsive user interfaces. Optimise applications for speed, accessibility, and scalability. Conduct code reviews and contribute to … as Vitest, Jest, or React Testing Library. Proficiency with version control systems like Git. Understanding of CI/CD pipelines and deployment practices. Awareness of web accessibility standards and performance optimisation techniques. Strong communication and collaboration skills. Experience with TypeScript, Angular, or Vue.js. Familiarity with Atomic CSS frameworks like Tailwind CSS or Bootstrap. Understanding of SEO principles. Exposure More ❯

seeking a talented and experienced Front-End Developer to join a large-scale government digital service project. You'll be at the forefront of building modern, scalable, and high-performance user interfaces using React and Next.js, while ensuring compliance, security, and accessibility in a government-focused environment. Key Responsibilities Develop & Maintain Front-End Applications: Build and enhance modern web … with Remix, including routing and data loaders. GOV.UK Design System: Familiarity with the GOV.UK Design System and its components. Authentication Flows: Knowledge of authentication flows like NextAuth or OAuth2. Performance Optimisation: Understanding of techniques such as lazy loading and image optimisation. Front-End Security: Awareness of front-end security practices (e.g., XSS, Content Security Policies). MUI (Material More ❯

Power BI, SSAS Tabular models, and AI tools. • Provide technical leadership and mentoring as a senior development lead on analytics initiatives. • Enhance and support existing reports and dashboards. • Drive performance optimisation and promote best practices across reporting solutions. • Ensure robust testing and documentation of new developments. • Stay ahead of emerging trends in data, analytics, and AI to drive More ❯

business intelligence (BI) and the ability to interpret and respond to business requirements. Experience in T-SQL development and SQL Server administration. Strong understanding of relational database design and performance optimization techniques. Solid experience with BI tools (e.g., Power BI, SSRS, or equivalent). Proven ability to translate business needs into actionable technical solutions. Strong problem-solving skills and More ❯

to create truly integrated solutions. Champion agile delivery - facilitating agile ceremonies and promoting continuous improvement. ?? What You'll Bring ? Expert Linux sysadmin skills , with a focus on automation and performance optimization. ? Strong hands-on experience with tools like Terraform, Ansible, Zabbix, and Git. ? Cloud knowledge - especially AWS and virtualization tech like Nutanix. ? Great communication skills - you know how to More ❯