Performance Optimisation Jobs in the UK

801 to 825 of 964 Performance Optimisation Jobs in the UK

ServiceNow IRM Architect

London Area, United Kingdom
HCLTech
the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯
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ServiceNow IRM Architect

london, south east england, united kingdom
HCLTech
the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯
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ServiceNow IRM Architect

slough, south east england, united kingdom
HCLTech
the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯
Posted:

ServiceNow IRM Architect

london (city of london), south east england, united kingdom
HCLTech
the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯
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Embedded QA Engineer

Cambridgeshire, United Kingdom
Hybrid / WFH Options
IO
Engineer to support the development and validation of safety-critical embedded software for AI and robotics applications. You'll play a key role in ensuring the reliability, safety, and performance of Runtime Assurance systems across diverse hardware and real-time environments. Key Responsibilities: Design, test, and validate embedded software for Runtime Assurance platforms. Ensure compliance with safety-critical standards … such as DO-178C, ISO 26262, and IEC 61508. Manage CI/CD pipelines and automated deployment across Software-in-the-Loop and Hardware-in-the-Loop systems. Develop performance and integration testing across simulation environments. Conduct code reviews, optimisation, and maintain high-quality software standards. Contribute to improvements in development processes, tools, and testing methodologies. Essential Experience … Test-Driven Development. Knowledge of test strategies, verification processes, and compliance with safety standards. Experience with static and dynamic code analysis tools. Desirable: Additional experience in infrastructure automation or performance optimisation. Familiarity with industry-standard code analysis and compliance tools. More ❯
Employment Type: Permanent
Posted:

Embedded QA Engineer

Cambridge, England, United Kingdom
Hybrid / WFH Options
iO Associates
Engineer to support the development and validation of safety-critical embedded software for AI and robotics applications. You'll play a key role in ensuring the reliability, safety, and performance of Runtime Assurance systems across diverse hardware and real-time environments. Key Responsibilities: Design, test, and validate embedded software for Runtime Assurance platforms. Ensure compliance with safety-critical standards … such as DO-178C, ISO 26262, and IEC 61508. Manage CI/CD pipelines and automated deployment across Software-in-the-Loop and Hardware-in-the-Loop systems. Develop performance and integration testing across simulation environments. Conduct code reviews, optimisation, and maintain high-quality software standards. Contribute to improvements in development processes, tools, and testing methodologies. Essential Experience … Test-Driven Development. Knowledge of test strategies, verification processes, and compliance with safety standards. Experience with static and dynamic code analysis tools. Desirable: Additional experience in infrastructure automation or performance optimisation. Familiarity with industry-standard code analysis and compliance tools. More ❯
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Embedded QA Engineer

cambridge, east anglia, united kingdom
Hybrid / WFH Options
iO Associates
Engineer to support the development and validation of safety-critical embedded software for AI and robotics applications. You'll play a key role in ensuring the reliability, safety, and performance of Runtime Assurance systems across diverse hardware and real-time environments. Key Responsibilities: Design, test, and validate embedded software for Runtime Assurance platforms. Ensure compliance with safety-critical standards … such as DO-178C, ISO 26262, and IEC 61508. Manage CI/CD pipelines and automated deployment across Software-in-the-Loop and Hardware-in-the-Loop systems. Develop performance and integration testing across simulation environments. Conduct code reviews, optimisation, and maintain high-quality software standards. Contribute to improvements in development processes, tools, and testing methodologies. Essential Experience … Test-Driven Development. Knowledge of test strategies, verification processes, and compliance with safety standards. Experience with static and dynamic code analysis tools. Desirable: Additional experience in infrastructure automation or performance optimisation. Familiarity with industry-standard code analysis and compliance tools. More ❯
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Senior FullStack Engineer

St Albans, England, United Kingdom
Akkar
developer to join their team! Role Overview: Design, develop, and deploy end-to-end full-stack solutions for real-time robotics systems. Work across distributed backend services and high-performance frontend interfaces to enable reliable telemetry, control, and analytics for mission-critical workloads. What you will do: Collaborate with robotics, DevOps, and product teams to deliver mission-critical features … from concept to deployment Support the building and integration of scalable backend services to process real-time sensor and telemetry data Develop high-performance frontend components for command, control, and visualization Support the creation and maintainence of infrastructure, CI/CD pipelines, and testing frameworks for seamless deployment Optimize system performance, latency, and reliability across backend and frontend … time data processing, and scalable backend architectures Proficiency in modern frontend frameworks for real-time, responsive web apps (React, Vue, etc.) Familiarity with CI/CD, testing frameworks, and performance optimization Ability to work across software and hardware environments, integrating feedback from end users More ❯
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Senior FullStack Engineer

st albans, east anglia, united kingdom
Akkar
developer to join their team! Role Overview: Design, develop, and deploy end-to-end full-stack solutions for real-time robotics systems. Work across distributed backend services and high-performance frontend interfaces to enable reliable telemetry, control, and analytics for mission-critical workloads. What you will do: Collaborate with robotics, DevOps, and product teams to deliver mission-critical features … from concept to deployment Support the building and integration of scalable backend services to process real-time sensor and telemetry data Develop high-performance frontend components for command, control, and visualization Support the creation and maintainence of infrastructure, CI/CD pipelines, and testing frameworks for seamless deployment Optimize system performance, latency, and reliability across backend and frontend … time data processing, and scalable backend architectures Proficiency in modern frontend frameworks for real-time, responsive web apps (React, Vue, etc.) Familiarity with CI/CD, testing frameworks, and performance optimization Ability to work across software and hardware environments, integrating feedback from end users More ❯
Posted:

Senior FullStack Engineer

watford, hertfordshire, east anglia, united kingdom
Akkar
developer to join their team! Role Overview: Design, develop, and deploy end-to-end full-stack solutions for real-time robotics systems. Work across distributed backend services and high-performance frontend interfaces to enable reliable telemetry, control, and analytics for mission-critical workloads. What you will do: Collaborate with robotics, DevOps, and product teams to deliver mission-critical features … from concept to deployment Support the building and integration of scalable backend services to process real-time sensor and telemetry data Develop high-performance frontend components for command, control, and visualization Support the creation and maintainence of infrastructure, CI/CD pipelines, and testing frameworks for seamless deployment Optimize system performance, latency, and reliability across backend and frontend … time data processing, and scalable backend architectures Proficiency in modern frontend frameworks for real-time, responsive web apps (React, Vue, etc.) Familiarity with CI/CD, testing frameworks, and performance optimization Ability to work across software and hardware environments, integrating feedback from end users More ❯
Posted:

Senior Software Engineer

London, United Kingdom
Hybrid / WFH Options
time video technology in the medical device space. You'll: Design, implement, and optimise live streaming capabilities into existing software-based video pipelines. Leverage hardware acceleration to build high-performance, low-latency video capture, processing, AI inference, visualization, and streaming software. Develop robust and secure-by-design software for a regulated environment. Maintain code quality, reliability, and performance … in WebRTC live video streaming development. Strong experience with software video pipelines (e.g., GStreamer, FFmpeg). Excellent C++ (C++11 or higher) skills, including multi-threading, inter-process communication, and performance optimisation. Proven ability to deliver clean, maintainable, well-documented code . A proactive self-starter able to take projects from concept to production . Excellent communication and collaboration skills. More ❯
Posted:

Director, Commercial Delivery

England, United Kingdom
Optimizely
Collaboration Partner with Product on pricing and packaging; support Sales and CS on deal structures and escalations. Act as the single point of contact for all commercial readiness initiatives. Performance & Analytics Define and track key commercial KPIs (ASP, discount rates, time-to-provision, launch success). Deliver insights and recommendations to leadership for performance optimization. Build and lead … where you can do your best work and, in the process, unlock your boundless potential. We are dedicated to providing meaningful rewards and development opportunities for our employees, recognizing performance and creating a supportive working environment. Optimizely is committed to a diverse and inclusive workplace. Optimizely is an equal opportunity employer and does not discriminate on the basis of More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Full Stack Engineer (Backend-leaning) - High-Growth eCommerce Platform

London Area, United Kingdom
Urban Digital Recruitment Ltd
systems at the core of a rapidly growing business. The Opportunity Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits … AWS Databases: RDBMS (essential), Neo4j (nice-to-have) Integrations: Shopify APIs, payment gateways, fraud tools You’ll Thrive Here If You... Have strong backend engineering fundamentals (schema design, query optimisation, scalable architectures). Have hands-on experience scaling systems in startups or scale-ups. Enjoy owning architecture end-to-end in small, fast-moving teams. Are excited by working More ❯
Posted:

Senior Full Stack Engineer (Backend-leaning) - High-Growth eCommerce Platform

City of London, London, United Kingdom
Urban Digital Recruitment Ltd
systems at the core of a rapidly growing business. The Opportunity Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits … AWS Databases: RDBMS (essential), Neo4j (nice-to-have) Integrations: Shopify APIs, payment gateways, fraud tools You’ll Thrive Here If You... Have strong backend engineering fundamentals (schema design, query optimisation, scalable architectures). Have hands-on experience scaling systems in startups or scale-ups. Enjoy owning architecture end-to-end in small, fast-moving teams. Are excited by working More ❯
Posted:

Senior Full Stack Engineer (Backend-leaning) - High-Growth eCommerce Platform

london, south east england, united kingdom
Urban Digital Recruitment Ltd
systems at the core of a rapidly growing business. The Opportunity Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits … AWS Databases: RDBMS (essential), Neo4j (nice-to-have) Integrations: Shopify APIs, payment gateways, fraud tools You’ll Thrive Here If You... Have strong backend engineering fundamentals (schema design, query optimisation, scalable architectures). Have hands-on experience scaling systems in startups or scale-ups. Enjoy owning architecture end-to-end in small, fast-moving teams. Are excited by working More ❯
Posted:

Senior Full Stack Engineer (Backend-leaning) - High-Growth eCommerce Platform

slough, south east england, united kingdom
Urban Digital Recruitment Ltd
systems at the core of a rapidly growing business. The Opportunity Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits … AWS Databases: RDBMS (essential), Neo4j (nice-to-have) Integrations: Shopify APIs, payment gateways, fraud tools You’ll Thrive Here If You... Have strong backend engineering fundamentals (schema design, query optimisation, scalable architectures). Have hands-on experience scaling systems in startups or scale-ups. Enjoy owning architecture end-to-end in small, fast-moving teams. Are excited by working More ❯
Posted:

Senior Full Stack Engineer (Backend-leaning) - High-Growth eCommerce Platform

london (city of london), south east england, united kingdom
Urban Digital Recruitment Ltd
systems at the core of a rapidly growing business. The Opportunity Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits … AWS Databases: RDBMS (essential), Neo4j (nice-to-have) Integrations: Shopify APIs, payment gateways, fraud tools You’ll Thrive Here If You... Have strong backend engineering fundamentals (schema design, query optimisation, scalable architectures). Have hands-on experience scaling systems in startups or scale-ups. Enjoy owning architecture end-to-end in small, fast-moving teams. Are excited by working More ❯
Posted:

Embedded Software Engineer

Poole, England, United Kingdom
Hybrid / WFH Options
Scalian
Develop and deploy solutions within a Microservices-based architecture . Work with RTOS (Real-Time Operating Systems) to ensure reliable, low-latency performance. Participate in system testing, debugging, and performance optimisation. Collaborate with cross-functional teams to deliver robust and scalable solutions. Skills & Experience Required ✅ Strong proficiency in C# and .NET (Core or 5/6/7) . … hardware and thrives in innovative environments, we’d love to hear from you. Who We Are Scalian UK is a consultancy, specialising in digital systems and business management and performance, working in 11 countries, including France, Spain, Belgium, UK, Germany, USA, and Canada.Ranked in the top 10 engineering consulting firms in France, the Group provides services in industrial project … management, quality management, supply chain performance and development of digital and information systems. It also helps clients address digital transformation challenges for the industry and the service sectors. As of 2025, the Group includes 6000 people. More information can be found at - https://www.scalian.com/en/ More ❯
Posted:

Web Developer

Wolverhampton, West Midlands (County), United Kingdom
Hybrid / WFH Options
Poolhall Recruitment Ltd
from home one day per week. The suitable candidate for this role must have agency experience. Key Responsibilities: Work with PHP, HTML, CSS, JavaScript, and MySQL to build high-performance websites Develop and maintain custom WordPress themes and plugins Collaborate with designers and project managers to turn creative ideas into functional web solutions Troubleshoot, update, and optimize existing PHP … websites across a diverse range of frameworks Understand website performance optimization and security best practices Please apply below or contact Jay at Poolhall Recruitment . By applying for this role, you agree to Poolhall Recruitment Ltd's Data Protection Policy, which can be found on our website. More ❯
Employment Type: Permanent
Salary: £37000 - £40000/annum
Posted:

Data Developer

Manchester Area, United Kingdom
Capgemini
for data extraction, transformation, and loading into staging tables. Data Transformation & Cleansing: Apply transformations (Derived Column, Lookup, Conditional Split) to standardize and validate data before loading into trusted staging. Performance Optimization & Error Handling: Optimize SSIS packages for large data volumes using Bulk Insert or parallel processing; implement robust logging and error handling. Deployment & Maintenance: Deploy SSIS packages to SQL … Server, schedule jobs via SQL Server Agent, and monitor performance for continuous improvement ABOUT CAPGEMINI Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 350,000 team members in more More ❯
Posted:

Data Developer

warrington, cheshire, north west england, united kingdom
Capgemini
for data extraction, transformation, and loading into staging tables. Data Transformation & Cleansing: Apply transformations (Derived Column, Lookup, Conditional Split) to standardize and validate data before loading into trusted staging. Performance Optimization & Error Handling: Optimize SSIS packages for large data volumes using Bulk Insert or parallel processing; implement robust logging and error handling. Deployment & Maintenance: Deploy SSIS packages to SQL … Server, schedule jobs via SQL Server Agent, and monitor performance for continuous improvement ABOUT CAPGEMINI Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 350,000 team members in more More ❯
Posted:

Data Developer

bolton, greater manchester, north west england, united kingdom
Capgemini
for data extraction, transformation, and loading into staging tables. Data Transformation & Cleansing: Apply transformations (Derived Column, Lookup, Conditional Split) to standardize and validate data before loading into trusted staging. Performance Optimization & Error Handling: Optimize SSIS packages for large data volumes using Bulk Insert or parallel processing; implement robust logging and error handling. Deployment & Maintenance: Deploy SSIS packages to SQL … Server, schedule jobs via SQL Server Agent, and monitor performance for continuous improvement ABOUT CAPGEMINI Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 350,000 team members in more More ❯
Posted:

Lead Graphics Programmer

Sheffield, England, United Kingdom
Steel City Interactive
game. In at the start as we pivot to UE5 you'll be responsible for the development of new rendering features for our game, optimising and maintaining the graphical performance of our product to AAA fidelity. You will be working in collaboration with a highly talented, diverse team to create world-class gameplay. Responsibilities Lead and mentor the Graphics … stated goal of AAA fidelity. Liaising with tech art and other disciplines to help art and design teams on multiple projects direct their efforts. Lead the establishment of pragmatic performance budgets in collaboration with other teams. Profiling and optimising existing code and systems. Review and approve technical documentation and architectural decisions. Ensure high-quality code through best practices and … An eye for aesthetics - the ability to discuss with artists what works visually and how to make it fit into a game. Proven experience with Debugging and data and performance optimisation. Strong understanding of 3D maths and data structures Solid understanding of software architecture and engineering best practices. Excellent communication and documentation skills. Self-driven with a proactive mindset More ❯
Posted:

Lead Graphics Programmer

handsworth, yorkshire and the humber, united kingdom
Steel City Interactive
game. In at the start as we pivot to UE5 you'll be responsible for the development of new rendering features for our game, optimising and maintaining the graphical performance of our product to AAA fidelity. You will be working in collaboration with a highly talented, diverse team to create world-class gameplay. Responsibilities Lead and mentor the Graphics … stated goal of AAA fidelity. Liaising with tech art and other disciplines to help art and design teams on multiple projects direct their efforts. Lead the establishment of pragmatic performance budgets in collaboration with other teams. Profiling and optimising existing code and systems. Review and approve technical documentation and architectural decisions. Ensure high-quality code through best practices and … An eye for aesthetics - the ability to discuss with artists what works visually and how to make it fit into a game. Proven experience with Debugging and data and performance optimisation. Strong understanding of 3D maths and data structures Solid understanding of software architecture and engineering best practices. Excellent communication and documentation skills. Self-driven with a proactive mindset More ❯
Posted:

Lead Graphics Programmer

Royal Leamington Spa, England, United Kingdom
Hybrid / WFH Options
Steel City Interactive
game. In at the start as we pivot to UE5 you'll be responsible for the development of new rendering features for our game, optimising and maintaining the graphical performance of our product to AAA fidelity. You will be working in collaboration with a highly talented, diverse team to create world-class gameplay. Responsibilities Lead and mentor the Graphics … stated goal of AAA fidelity. Liaising with tech art and other disciplines to help art and design teams on multiple projects direct their efforts. Lead the establishment of pragmatic performance budgets in collaboration with other teams. Profiling and optimising existing code and systems. Review and approve technical documentation and architectural decisions. Ensure high-quality code through best practices and … An eye for aesthetics - the ability to discuss with artists what works visually and how to make it fit into a game. Proven experience with Debugging and data and performance optimisation. Strong understanding of 3D maths and data structures Solid understanding of software architecture and engineering best practices. Excellent communication and documentation skills. Self-driven with a proactive mindset More ❯
Posted:
Performance Optimisation
10th Percentile
£50,000
25th Percentile
£63,750
Median
£77,500
75th Percentile
£95,000
90th Percentile
£120,000