376 to 400 of 764 Performance Optimisation Jobs in England

digital platforms, ensuring they are secure, scalable, and aligned with best practice. Guide and support colleagues to enhance their technical understanding and product-based ways of working. Maintain high performance of core digital platforms through data analysis, testing, and continuous improvement. Identify and resolve technical issues, managing risks effectively and proactively. Act as the primary technical contact for our … technical understanding of infrastructure and architecture. Skilled in Drupal CMS and Microsoft Dynamics 365. Confident working with and managing relationships with external digital agencies. Knowledgeable about accessibility (WCAG 2.1), performance optimisation, and user experience standards. Excellent communication skills with ability to explain complex technical concepts clearly to colleagues with varying technical expertise. Strong analytical and problem-solving skills More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

aligned with Microsoft best practices. Design and execute migration plans, including data modelling and integration with external systems (e.g. using Azure Logic Apps, Azure Functions, APIs). Oversee solution performance optimisation and scalability. Guide delivery teams, ensuring high-quality standards in customisation, development, and deployment. Build custom components, workflows, and automations using Power Automate, Power Apps, and Microsoft … Automate, Microsoft Copilot Studio Azure Services: Logic Apps, Azure Functions, API Management.NET, Web APIs, SSIS, SQL Server Data modelling, security configuration, system integrations Experience designing and deploying scalable, high-performance CRM architectures. Knowledge of DevOps and deployment automation (manual & automated). Previous experience in building internal frameworks or best practices for delivery teams. Excellent communication, stakeholder management, and documentation More ❯

looking for: 5+ years React Native experience with latest versions (0.81+) Expert-level TypeScript with strict mode Redux Toolkit & Redux architecture patterns React 19+ with hooks, functional components and performance optimisation iOS and Android native build systems (Xcode, Gradle) Social media or content-heavy applications AWS Amplify for authentication and backend services More ❯

Offer upon successful completion Desired Skills and Experience Key Experience Proven ability to drive customer retention and loyalty through data insights Advanced SQL skills for deep dive analytics and performance optimisation Experience in e-commerce, digital marketplace, or subscription-based environments Strong data storytelling and stakeholder influencing capabilities Developed automated analytical workflows to scale insights and drive efficiency More ❯

translate insights into actionable stories, optimise reports, and train stakeholders on tools. SKILLS & EXPERIENCE Experience in end-to-end Power BI dashboard development, SQL and PowerQuery Skilled in data, performance optimisation, integrating multiple sources, and transforming data for analysis. Strong analytical, problem-solving, and communication skills Interested in this Analyst role? Apply now and let's have a More ❯

v16–v19+). Build and maintain integrations between Endur and internal/external systems. Collaborate with business analysts, traders, and risk teams to deliver technical solutions. Support release cycles, performance optimisation, and DevOps practices. Contribute to ongoing digital transformation and trading platform modernisation initiatives. Key Skills & Experience Strong experience in Endur development (v16+). Expertise in JVS, .NET More ❯

v16–v19+). Build and maintain integrations between Endur and internal/external systems. Collaborate with business analysts, traders, and risk teams to deliver technical solutions. Support release cycles, performance optimisation, and DevOps practices. Contribute to ongoing digital transformation and trading platform modernisation initiatives. Key Skills & Experience Strong experience in Endur development (v16+). Expertise in JVS, .NET More ❯

v16–v19+). Build and maintain integrations between Endur and internal/external systems. Collaborate with business analysts, traders, and risk teams to deliver technical solutions. Support release cycles, performance optimisation, and DevOps practices. Contribute to ongoing digital transformation and trading platform modernisation initiatives. Key Skills & Experience Strong experience in Endur development (v16+). Expertise in JVS, .NET More ❯

v16–v19+). Build and maintain integrations between Endur and internal/external systems. Collaborate with business analysts, traders, and risk teams to deliver technical solutions. Support release cycles, performance optimisation, and DevOps practices. Contribute to ongoing digital transformation and trading platform modernisation initiatives. Key Skills & Experience Strong experience in Endur development (v16+). Expertise in JVS, .NET More ❯

v16–v19+). Build and maintain integrations between Endur and internal/external systems. Collaborate with business analysts, traders, and risk teams to deliver technical solutions. Support release cycles, performance optimisation, and DevOps practices. Contribute to ongoing digital transformation and trading platform modernisation initiatives. Key Skills & Experience Strong experience in Endur development (v16+). Expertise in JVS, .NET More ❯

secure, and scalable. Working closely with the wider Data and Systems team you will ensure our systems enable success for our employees and customers. Oversee the architecture, integration, and performance optimisation of all core business systems including CRM, Finance, ITSM, Billing Engine(s) and HR Working with the Internal IT team to ensure business systems are supported, including More ❯

secure, and scalable. Working closely with the wider Data and Systems team you will ensure our systems enable success for our employees and customers. Oversee the architecture, integration, and performance optimisation of all core business systems including CRM, Finance, ITSM, Billing Engine(s) and HR Working with the Internal IT team to ensure business systems are supported, including More ❯

have managed complex, Global products. Read on for more details Experience required: Technical proficiency:Familiarity with Azure services (e.g., Data Lake, Synapse, Fabric) and Databricks for data engineering, analytics, performance optimisation, and governance. Experience with implementing and optimising scalable cloud infrastructure is highly valued. Backlog management:Demonstrated expertise in maintaining and prioritizing product backlogs, writing detailed user stories More ❯

have managed complex, Global products. Read on for more details... Experience required: Technical proficiency: Familiarity with Azure services (e.g., Data Lake, Synapse, Fabric) and Databricks for data engineering, analytics, performance optimisation, and governance. Experience with implementing and optimising scalable cloud infrastructure is highly valued. Backlog management: Demonstrated expertise in maintaining and prioritizing product backlogs, writing detailed user stories More ❯

You Bring: 5+ years of experience in SQL production environments and data engineering. Strong expertise in SQL, T-SQL, Azure, DataBricks, and SSIS. Experience with data integration, modeling, and performance optimization. Problem-solving mindset and a collaborative approach. Desirable: Experience handling data from APIs and secure protocols. Familiarity with visualization tools (Tableau preferred). Knowledge of ERP systems (SAP More ❯

plans and progress reports. What experience you need to be the successful Software Engineer: Strong programming expertise in C++14, with extensive experience using Visual Studio for development, debugging, and performance optimisation. Honours degree or equivalent in Electronics Engineering or another STEM-based subject Proven ability to design, implement, and maintain embedded software on RTOS platforms such as VxWorks, including More ❯