76 to 100 of 295 Performance Optimisation Jobs in the UK

world hardware. Shape how things are done – join early enough to influence architecture, tools, and best practices. Build for growth – contribute to a system that’s scaling rapidly, where performance and stability matter. Be a voice, not a cog – work closely with an elite group of product, hardware and software engineers where your opinions count. What You’ll Be … Experience (or Areas You’ll Grow Into) Working with distributed systems or IoT-style devices. Building internal tools or observability dashboards. Firmware, device protocols, or embedded development exposure. Systems performance optimisation or memory/latency tuning. Python frameworks like FastAPI or similar. Any work in telemetry, edge computing, or robotics. The Perks Competitive salary and meaningful equity Hybrid More ❯

world hardware. Shape how things are done – join early enough to influence architecture, tools, and best practices. Build for growth – contribute to a system that’s scaling rapidly, where performance and stability matter. Be a voice, not a cog – work closely with an elite group of product, hardware and software engineers where your opinions count. What You’ll Be … Experience (or Areas You’ll Grow Into) Working with distributed systems or IoT-style devices. Building internal tools or observability dashboards. Firmware, device protocols, or embedded development exposure. Systems performance optimisation or memory/latency tuning. Python frameworks like FastAPI or similar. Any work in telemetry, edge computing, or robotics. The Perks Competitive salary and meaningful equity Hybrid More ❯

world hardware. Shape how things are done – join early enough to influence architecture, tools, and best practices. Build for growth – contribute to a system that’s scaling rapidly, where performance and stability matter. Be a voice, not a cog – work closely with an elite group of product, hardware and software engineers where your opinions count. What You’ll Be … Experience (or Areas You’ll Grow Into) Working with distributed systems or IoT-style devices. Building internal tools or observability dashboards. Firmware, device protocols, or embedded development exposure. Systems performance optimisation or memory/latency tuning. Python frameworks like FastAPI or similar. Any work in telemetry, edge computing, or robotics. The Perks Competitive salary and meaningful equity Hybrid More ❯

world hardware. Shape how things are done – join early enough to influence architecture, tools, and best practices. Build for growth – contribute to a system that’s scaling rapidly, where performance and stability matter. Be a voice, not a cog – work closely with an elite group of product, hardware and software engineers where your opinions count. What You’ll Be … Experience (or Areas You’ll Grow Into) Working with distributed systems or IoT-style devices. Building internal tools or observability dashboards. Firmware, device protocols, or embedded development exposure. Systems performance optimisation or memory/latency tuning. Python frameworks like FastAPI or similar. Any work in telemetry, edge computing, or robotics. The Perks Competitive salary and meaningful equity Hybrid More ❯

service every time. What you'll be doing Reporting to the Head of Architecture we are looking for an experienced contract DBA to join our team and help optimise performance across a mission-critical, mature software platform. This is a hands-on role focused on diagnosing and fixing performance bottlenecks and improving schema design. Analyse and optimise slow … data access best practices. Redesign and tune schemas where appropriate to improve scalability and maintainability. Support and optimise the Aurora MySQL 2 3 upgrade process, ensuring minimal downtime and performance gains. Identify and eliminate resource bottlenecks, reducing unnecessary cloud consumption. Create repeatable frameworks for query tuning and performance monitoring. Collaborate with product and engineering teams to ensure changes … t meet all of them, we'd still like to hear from you. An experienced DBA with deep expertise in MySQL (Aurora preferred). Proven track record of query optimisation, schema tuning, and indexing strategies in production environments. Familiarity with cloud-native databases and performance optimisation in AWS environments. Strong understanding of database monitoring, profiling, and troubleshooting More ❯

Service, IT, and Sales & Marketing Translate requirements into actionable solutions and scope new projects Contribute to code reviews and continuous improvement initiatives Ensure operational readiness through logging, monitoring, and performance optimisation Candidate Profile Previous experience as a software developer with C#, VB, .NET, and Visual Studio Knowledge of React, APIs, and modern web frameworks (preferred) Strong logical thinking More ❯

as Logic Apps, Azure Service Bus and Functions. . Work closely with test engineers to ensure quality, acceptance criteria and coverage and contribute to toolkits and APIs for integration, performance optimisation, security and scalability. . Work within a multi-disciplinary team to deliver highly user focused and successful digital services ensuring governance and security standards (ISO 27001, SPF More ❯

upgrades, drive process improvements, and champion Salesforce best practices across the business. Key Responsibilities: Leading the design and delivery of secure, functional Salesforce solutions. Managing platform upgrades, integrations, and performance optimisation. Coaching and mentoring a team of Salesforce Admins. Collaborating with cross-functional teams to enhance our Salesforce offering. Supporting user adoption through training, documentation, and evangelism. Participating in More ❯

written communication skills, with a collaborative and proactive approach to teamwork. Experience working within Agile or hybrid Agile/Waterfall project environments. Desirable Skills: Basic knowledge of SEO, web performance optimization, and user experience (UX) principles. Familiarity with version control systems such as Git, GitHub, or GitLab, and an understanding of basic CI/CD workflows. If this role 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 ❯

SAP BTP, SAP HANA, and cloud platforms (Azure, AWS, or GCP). Proficiency in system integration, middleware, and API management. Solid grasp of data security, compliance (e.g., GDPR), and performance optimization. Excellent communication and stakeholder management skills. Ability to lead cross-functional teams and influence at all levels. Preferred Qualifications SAP certifications (e.g., SAP Certified Technology Associate, SAP S More ❯

powered applications. • Deep understanding of GenAI concepts, especially NLP search and conversational interfaces. • Hands-on development experience with React and/or Angular, including component architecture, state management, and performance optimisation. • Strong knowledge of API integration, including RESTful services, authentication flows, and error handling. • Proficiency in design tools (e.g., Figma, Sketch, Adobe XD) and prototyping platforms. • Familiarity with HTML More ❯

powered applications. • Deep understanding of GenAI concepts, especially NLP search and conversational interfaces. • Hands-on development experience with React and/or Angular, including component architecture, state management, and performance optimisation. • Strong knowledge of API integration, including RESTful services, authentication flows, and error handling. • Proficiency in design tools (e.g., Figma, Sketch, Adobe XD) and prototyping platforms. • Familiarity with HTML More ❯

powered applications. • Deep understanding of GenAI concepts, especially NLP search and conversational interfaces. • Hands-on development experience with React and/or Angular, including component architecture, state management, and performance optimisation. • Strong knowledge of API integration, including RESTful services, authentication flows, and error handling. • Proficiency in design tools (e.g., Figma, Sketch, Adobe XD) and prototyping platforms. • Familiarity with HTML More ❯

Exceptional communication and stakeholder management skills, with the ability to influence decision-making across technical and non-technical teams Desirable skills Familiarity with real-time model serving, monitoring, and performance optimization Experience with LLM frameworks (e.g., LangChain, Hugging Face, Chroma, Mistral) and generative AI applications Domain expertise in areas like operations, personalization and marketing Passion for AI research, R More ❯

Our client are a fast growth business. They are seeking a talented Full-Stack Developer to join their dynamic team, contributing to the design, development, and optimisation of digital lead generation platforms. The ideal candidate will be passionate about automation, API integrations, and conversion-driven user experiences, with a strong understanding of regulatory and compliance frameworks in the UK. … to handle encrypted API communications to protect sensitive customer data. Key Responsibilities Design, develop, and maintain full-stack web applications, focusing on lead generation workflows. Optimize and scale platform performance to handle increasing lead volumes efficiently. Integrate and manage APIs for customer eligibility checks, ensuring encrypted data transmission and receipt in compliance with GDPR and FCA guidelines. Collaborate with … Version Control : Expertise with Git and GitHub for version control and collaboration. Testing and Debugging : Ability to write and maintain unit and integration tests. Experience with debugging tools and performance optimisation. Additional Tools : Familiarity with npm for package management and build processes. Understanding of DevTools for cross-browser testing and responsiveness. Soft Skills and Experience Experience : Minimum of More ❯

a high-growth UK business, is looking for an experienced and hands-on Head of IT to take full ownership of their technology evolution - from infrastructure to innovation, CRM performance to AI integration. This is a pivotal leadership role that combines technical depth, strategic oversight, and operational excellence. Based on-site in Manchester, you'll drive tangible change, scalability … and workflow automation. With strong foundations in place (PHP 8+, MySQL 8, Redis, AWS), the next step is transformation: AI/ML-powered automation Cybersecurity hardening Platform integration and performance optimisation The successful candidate will help position the business for scale, operational efficiency, and a potential future exit. What Youll Be Doing: AI/Automation & CRM Modernisation Lead … rollout of 30+ AI/ML features including voice AI, automation, and predictive tools Overhaul the legacy CRMs UI/UX into a modern, high-performance platform Cybersecurity & Risk Management Own enterprise cybersecurity strategy, audits, and incident response Design post-attack processes and lead quarterly vulnerability assessments Infrastructure & Performance Optimise PHP/MySQL stack for speed, uptime, and More ❯

that consolidates dashboards, reports, and outputs from various data roles into one cohesive experience. The interface will serve as the primary access point for stakeholders to explore data, monitor performance, and make informed decisions. Key Responsibilities Interface Development :Design and build a centralised front-end application that integrates outputs from dashboards, reports, models, and data pipelines into a single … intuitive view. Accessibility Compliance :Ensure the interface meets WCAG 2.2 standards, promoting inclusive access for all users. Performance Optimisation :Deliver fast load times, responsive design, and smooth user interactions across devices. Cross-Functional Collaboration :Work closely with Data Analysts, Data Scientists, Engineers, Business Analysts, and User Researchers to understand data outputs and user needs. Data Visualisation :Implement dynamic More ❯

to analysis and SQL, to building Power BI models and handing them over for production in Azure. Design presentation-layer tables with clear business logic and error checks. Tune performance, document decisions, and create light-touch standards for reuse. Manage a healthy flow of requests and be comfortable working on multiple projects simultaneously. Requirements Strong SQL skills, including reading … writing, and debugging, with a focus on performance. Proven experience in delivering Power BI projects, including modelling, DAX, RLS, performance optimisation, and clear UX. Comfortable collaborating with an external engineering/delivery partner in Azure. Confident communicator who can challenge the brief and deliver successful outcomes. Nice to have: basic knowledge of Python, awareness of Dataverse/Power More ❯

to analysis and SQL, to building Power BI models and handing them over for production in Azure. Design presentation-layer tables with clear business logic and error checks. Tune performance, document decisions, and create light-touch standards for reuse. Manage a healthy flow of requests and be comfortable working on multiple projects simultaneously. Requirements Strong SQL skills, including reading … writing, and debugging, with a focus on performance. Proven experience in delivering Power BI projects, including modelling, DAX, RLS, performance optimisation, and clear UX. Comfortable collaborating with an external engineering/delivery partner in Azure. Confident communicator who can challenge the brief and deliver successful outcomes. Nice to have: basic knowledge of Python, awareness of Dataverse/Power More ❯

using ASP.NET MVC, Angular, Web API, Azure DevOps, GitHub Actions and other relevant technologies. Backend and Frontend Development: Work on both backend (server-side) and frontend (client-side) code. Performance Optimization: Ensure optimal performance of applications. Test-Backed Code: Write test-backed server-side code. Analyze Requirements: Understand project requirements and design new functionality. Support and Maintenance: Support … in the development of user stories and task estimates Adhere to high-quality development principles while delivering solutions on-time and on-budget Troubleshoot and debug applications to optimize performance Provide technical leadership to teammates through coaching and mentorship Identify and encourage areas for growth and improvement within the team Collaborate with other software developers, business analysts and software More ❯

essential in maintaining Pride in London's comprehensive digital platform that serves our community, partners, and sponsors. You'll provide technical expertise in managing our website whilst ensuring optimal performance, security, and user experience across all areas including community engagement, event management, and partnership recognition. This role ensures our digital platform upholds our values of Visibility, Unity, and Equality … experiences across all areas of Pride in London's work. YOUR RESPONSIBILITIES Manage and maintain Pride in London's website using modern CMS platforms (currently Contentful) Ensure website security, performance optimisation, and regular backups Coordinate with Communications, Events, and Partnerships teams on website updates and content publishing Develop and maintain event features, partner showcases, and sponsorship recognition areas … frameworks (React, Next.js, or similar) Strong understanding of headless CMS architecture, REST APIs, and GraphQL Experience with website hosting, domain management, SSL certificates, and security protocols Knowledge of SEO optimisation, website analytics, and e-commerce integration Role Details This is a volunteer role with commitment of 4-6 hours per week, increasing to 8-10 hours during event periods. More ❯

Write clean, testable, and maintainable code with a focus on developer-driven quality. Apply strong CS fundamentals to design scalable, reliable, and efficient systems. Contribute to monitoring, observability, and performance optimisation of production systems. Work closely with multidisciplinary teams, sharing knowledge and solving problems collaboratively. Adapt quickly to changing priorities, delivering high-quality results at pace. What We … stack experience or deep expertise in backend development. Strong CS fundamentals and fluency in Python. Experience owning and operating complex systems in production. Clear grasp of observability, monitoring, and performance tuning. Commitment to writing high-quality, testable code and improving engineering practices. Relevant degree (e.g. Computer Science, Mathematics, Engineering or similar). Pragmatic, collaborative mindset with strong judgement. Bias More ❯

source of truth, turning information into actionable insights and uncovering opportunities that give us a competitive edge. Youll design and evolve Verifiles data infrastructure, adopting emerging technologies to boost performance and efficiency. Partnering with teams across the business, youll break down silos, maximise the value of our data, and lead a high-performing team to deliver exceptional results. About … analytics or architecture). Data lake storage, SQL database, NoSQL Sound understanding of database architecture and relevant underpinning concepts, including relational data modelling, frameworks, warehouse and data lake design, performance optimisation and scaling. Experience in data modernisation projects and working in real time. Proficiency in programming and query languages, including SQL and non-SQL systems, plus experience with More ❯

applications using C# and other technologies Write clean, maintainable, and scalable code that meets the requirements of the project Debug and resolve software issues, including fixing bugs and optimizing performance Collaborate with cross-functional teams, including Designers, Testers, and Project Managers, to deliver high-quality software Participate in code reviews and provide constructive feedback to peers Implement and follow … and WCF Database experience, schema design and SQL with MySQL Experience with N-Tier architecture/SOA Knowledge of relevant design patterns Excellent understanding of OOP concepts Expertise in performance optimisation Experience of Unit and functional testing is important, not necessarily strict TDD Source Control, must be confident using Git for all roles Experience working in an Agile More ❯