14 of 14 Performance Optimisation Jobs in Essex

you'll be responsible for developing user-friendly, responsive websites using modern front-end technologies. You'll work closely with designers, developers, and marketing teams to ensure consistent, high-performance, and accessible user experiences across our customer platforms. The successful candidate will have the opportunity to make a real difference in the way people buy travel insurance online! We … working with simple CMS functions, or integrating front-end components with back-end logic. Conduct comprehensive cross-browser and cross-device testing to ensure consistency and reliability. Optimize website performance and page load times. Participate in sprints, stand-ups, and planning meetings to ensure alignment and timely delivery. Skills Required: Advanced knowledge of HTML, CSS (including Flexbox, Grid, animations … templates, working with WordPress, simple form handling). Familiarity with responsive design frameworks like Bootstrap or Tailwind. Experience using Git for version control and collaborative development. Strong debugging and optimisation skills for both performance and accessibility. Ability to write clean, maintainable, and well-documented code. Strong attention to detail and an eye for design fidelity. Good communication skills More ❯

systems including storage, networking, and security considerations. Evaluate, select, and implement VDI technologies (e.g., Citrix Virtual Apps and Desktops, VMware Horizon, Microsoft Azure Virtual Desktop). Ensure high availability, performance optimization, and disaster recovery of VDI environments. Collaborate with IT security, network, and application teams to ensure seamless integration and compliance. Provide technical leadership and mentorship to VDI engineers More ❯

systems including storage, networking, and security considerations. Evaluate, select, and implement VDI technologies (e.g., Citrix Virtual Apps and Desktops, VMware Horizon, Microsoft Azure Virtual Desktop). Ensure high availability, performance optimization, and disaster recovery of VDI environments. Collaborate with IT security, network, and application teams to ensure seamless integration and compliance. Provide technical leadership and mentorship to VDI engineers More ❯

September - Feb maternity cover) Company Overview: My client is a specialist engineering company that builds white label video streaming applications for global media brands. They focus on delivering high performance, scalable solutions across Roku, web, and mobile platforms. They are now looking for an experienced Roku Developer to join their team and work across multiple branded streaming apps. This … person will take the lead on feature development, performance optimisation, and ensuring alignment with Roku certification standards. Key Responsibilities: Build and deploy Roku applications using BrightScript and SceneGraph Configure and launch white-label apps for 18+ video streaming clients Lead development of major features including templated views, DRM, and EPG Integrate ad tech (Roku Ad Framework) and analytics … Google Analytics) Drive performance enhancements, reducing load time, memory use, and CPU usage Required Skills: Strong experience with BrightScript and SceneGraph Track record of Roku app development and deployment Familiarity with Roku Advertising Framework and video playback (HLS/DASH) Experience building advanced UI components like EPG and parental controls Comfortable with performance profiling and debugging on Roku More ❯

September - Feb maternity cover) Company Overview: My client is a specialist engineering company that builds white label video streaming applications for global media brands. They focus on delivering high performance, scalable solutions across Roku, web, and mobile platforms. They are now looking for an experienced Roku Developer to join their team and work across multiple branded streaming apps. This … person will take the lead on feature development, performance optimisation, and ensuring alignment with Roku certification standards. Key Responsibilities: Build and deploy Roku applications using BrightScript and SceneGraph Configure and launch white-label apps for 18+ video streaming clients Lead development of major features including templated views, DRM, and EPG Integrate ad tech (Roku Ad Framework) and analytics … Google Analytics) Drive performance enhancements, reducing load time, memory use, and CPU usage Required Skills: Strong experience with BrightScript and SceneGraph Track record of Roku app development and deployment Familiarity with Roku Advertising Framework and video playback (HLS/DASH) Experience building advanced UI components like EPG and parental controls Comfortable with performance profiling and debugging on Roku More ❯

September - Feb maternity cover) Company Overview: My client is a specialist engineering company that builds white label video streaming applications for global media brands. They focus on delivering high performance, scalable solutions across Roku, web, and mobile platforms. They are now looking for an experienced Roku Developer to join their team and work across multiple branded streaming apps. This … person will take the lead on feature development, performance optimisation, and ensuring alignment with Roku certification standards. Key Responsibilities: Build and deploy Roku applications using BrightScript and SceneGraph Configure and launch white-label apps for 18+ video streaming clients Lead development of major features including templated views, DRM, and EPG Integrate ad tech (Roku Ad Framework) and analytics … Google Analytics) Drive performance enhancements, reducing load time, memory use, and CPU usage Required Skills: Strong experience with BrightScript and SceneGraph Track record of Roku app development and deployment Familiarity with Roku Advertising Framework and video playback (HLS/DASH) Experience building advanced UI components like EPG and parental controls Comfortable with performance profiling and debugging on Roku More ❯

as required, including BOM control and management of subcontract design and analysis activity. You will assist in the design and analysis of systems, including component selection, system integration, and performance optimisation. The Junior Controls Software Engineer will provide solutions for in-field failures and issues on products and projects and identify and troubleshoot technical challenges and product issues/ More ❯

as required, including BOM control and management of subcontract design and analysis activity. You will assist in the design and analysis of systems, including component selection, system integration, and performance optimisation. The Junior Controls Software Engineer will provide solutions for in-field failures and issues on products and projects and identify and troubleshoot technical challenges and product issues/ More ❯

primary goal is to ensure that data is reliable, accessible, and well-organized for business users. Key Accountability Design, implement, and maintain robust and scalable database systems. Ensure the performance, availability, reliability, and security of SQL databases. Develop and optimize database queries, procedures, and applications. Provide comprehensive support for database-related issues and improvements. Maintain detailed documentation of database … architectures, configurations, and procedures. Responsibilities: Database Design and Development: Design, develop, and implement database schemas, tables, applications, stored procedures, functions, and triggers to support business requirements. Performance Optimisation: Monitor and optimize database performance, including query tuning, indexing, and overall system performance. Data Integration: Develop and maintain ETL (Extract, Transform, Load) processes to integrate data from various sources. … recovery procedures to ensure data integrity and availability. Security: Ensure database security by implementing access controls, encryption, and other security measures. Troubleshooting: Diagnose and resolve database-related issues, including performance bottlenecks, data integrity problems, and data corruption. Upgrades and Maintenance: Apply database patches and upgrades to keep systems up to date. Documentation: Maintain comprehensive documentation of database architectures, configurations More ❯

Hands-on development and oversight of Power Platform solutions. Implement governance frameworks and enterprise security standards. Integrate Azure AI Foundry, Cognitive Services, and OpenAI models. Ensure compliance, security, and performance optimization. Technical Leadership & Delivery Lead technical discovery sessions and solution design. Provide technical oversight for Power Platform presales and projects. Develop custom connectors, APIs, and cloud integrations. Optimize low More ❯

Hands-on development and oversight of Power Platform solutions. Implement governance frameworks and enterprise security standards. Integrate Azure AI Foundry, Cognitive Services, and OpenAI models. Ensure compliance, security, and performance optimization. Technical Leadership & Delivery Lead technical discovery sessions and solution design. Provide technical oversight for Power Platform presales and projects. Develop custom connectors, APIs, and cloud integrations. Optimize low More ❯

within integrated codebases that include both application logic and AI/LLM components Proficiency in React.js, Next.js , tRPC , TypeScript , and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality More ❯

within integrated codebases that include both application logic and AI/LLM components Proficiency in React.js, Next.js , tRPC , TypeScript , and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality More ❯

within integrated codebases that include both application logic and AI/LLM components Proficiency in React.js, Next.js , tRPC , TypeScript , and Prisma Strong understanding of MySQL , including schema design and performance optimization Practical experience integrating with LLMs, including prompt design and API management Familiarity with orchestration tools such as LangChain or similar Ability to learn quickly and deliver high-quality More ❯