1 to 25 of 196 Performance Optimisation Jobs in the Thames Valley

Engineer, you will be at the core of our technology team, tackling complex challenges in a high-traffic environment. Your focus will be on performance optimisation, system resilience, and security. You will collaborate with engineers, influence architecture decisions, and advocate for the best tools and methodologies to drive … efficiency and reliability. Key Responsibilities: Optimise and scale our global eCommerce platform to handle high-volume traffic. Proactively identify and resolve system bottlenecks, improving performance and efficiency. Implement and manage Infrastructure as Code (IaC) using Terraform. Enhance system resilience and prevent incidents before they occur. Work with AWS, focusing … on Edge computing and CDN edge optimisation, particularly AWS CloudFront. Ensure security best practices in eCommerce applications. Collaborate with cross-functional teams to drive architectural improvements and technical innovation. Promote automated deployments and continuous delivery practices. We are looking for: A well-organised, self-motivated problem solver with a More ❯

and our content-rich B2B platform (s). You’ll work at the heart of our digital operations, optimising user journeys, enhancing on-site performance, and collaborating with internal teams to deliver impactful content and seamless experiences Key Responsibilities: E-commerce Website & Content Management • Manage product listings, descriptions, pricing … content strategies to improve navigation, user experience, and conversion rates. • Maintain inventory accuracy and coordinate with teams to ensure product availability. Landing Page & UX Optimisation • Develop and optimise landing pages for promotions, product launches, and marketing campaigns. • Enhance site structure and user journeys to drive engagement and online sales. … Conduct A/B testing to optimise layouts, calls-to-action, and product presentation. SEO & Performance Optimisation • Implement on-page SEO best practices, including keyword optimisation, metadata, and image alt text. • Work on technical SEO improvements, ensuring site speed, mobile-friendliness, and proper indexing. • Use Google Analytics More ❯

and our content-rich B2B platform (s). You’ll work at the heart of our digital operations, optimising user journeys, enhancing on-site performance, and collaborating with internal teams to deliver impactful content and seamless experiences Key Responsibilities: E-commerce Website & Content Management • Manage product listings, descriptions, pricing … content strategies to improve navigation, user experience, and conversion rates. • Maintain inventory accuracy and coordinate with teams to ensure product availability. Landing Page & UX Optimisation • Develop and optimise landing pages for promotions, product launches, and marketing campaigns. • Enhance site structure and user journeys to drive engagement and online sales. … Conduct A/B testing to optimise layouts, calls-to-action, and product presentation. SEO & Performance Optimisation • Implement on-page SEO best practices, including keyword optimisation, metadata, and image alt text. • Work on technical SEO improvements, ensuring site speed, mobile-friendliness, and proper indexing. • Use Google Analytics More ❯

and our content-rich B2B platform (s). You’ll work at the heart of our digital operations, optimising user journeys, enhancing on-site performance, and collaborating with internal teams to deliver impactful content and seamless experiences Key Responsibilities: E-commerce Website & Content Management • Manage product listings, descriptions, pricing … content strategies to improve navigation, user experience, and conversion rates. • Maintain inventory accuracy and coordinate with teams to ensure product availability. Landing Page & UX Optimisation • Develop and optimise landing pages for promotions, product launches, and marketing campaigns. • Enhance site structure and user journeys to drive engagement and online sales. … Conduct A/B testing to optimise layouts, calls-to-action, and product presentation. SEO & Performance Optimisation • Implement on-page SEO best practices, including keyword optimisation, metadata, and image alt text. • Work on technical SEO improvements, ensuring site speed, mobile-friendliness, and proper indexing. • Use Google Analytics More ❯

and our content-rich B2B platform (s). You’ll work at the heart of our digital operations, optimising user journeys, enhancing on-site performance, and collaborating with internal teams to deliver impactful content and seamless experiences Key Responsibilities: E-commerce Website & Content Management • Manage product listings, descriptions, pricing … content strategies to improve navigation, user experience, and conversion rates. • Maintain inventory accuracy and coordinate with teams to ensure product availability. Landing Page & UX Optimisation • Develop and optimise landing pages for promotions, product launches, and marketing campaigns. • Enhance site structure and user journeys to drive engagement and online sales. … Conduct A/B testing to optimise layouts, calls-to-action, and product presentation. SEO & Performance Optimisation • Implement on-page SEO best practices, including keyword optimisation, metadata, and image alt text. • Work on technical SEO improvements, ensuring site speed, mobile-friendliness, and proper indexing. • Use Google Analytics More ❯

and our content-rich B2B platform (s). You’ll work at the heart of our digital operations, optimising user journeys, enhancing on-site performance, and collaborating with internal teams to deliver impactful content and seamless experiences Key Responsibilities: E-commerce Website & Content Management • Manage product listings, descriptions, pricing … content strategies to improve navigation, user experience, and conversion rates. • Maintain inventory accuracy and coordinate with teams to ensure product availability. Landing Page & UX Optimisation • Develop and optimise landing pages for promotions, product launches, and marketing campaigns. • Enhance site structure and user journeys to drive engagement and online sales. … Conduct A/B testing to optimise layouts, calls-to-action, and product presentation. SEO & Performance Optimisation • Implement on-page SEO best practices, including keyword optimisation, metadata, and image alt text. • Work on technical SEO improvements, ensuring site speed, mobile-friendliness, and proper indexing. • Use Google Analytics More ❯

administrative overhead. Optimises workforce planning and scheduling to meet operational needs. Enhances Talent Management capabilities to align learning pathways with business objectives for improved performance and growth. Seamlessly integrates Payroll processes with third-party applications, ensuring full compliance with regulatory requirements. The successful candidate will join the Oracle HCM … unit and integration testing of OIC solutions to ensure high-quality code and efficient data flows. Problem-Solving: Troubleshoot and resolve integration issues, including performance and data-related problems. Performance Optimisation : Monitor and optimise the performance of OIC integrations, focusing on throughput, latency, and scalability. Mentoring More ❯

administrative overhead. Optimises workforce planning and scheduling to meet operational needs. Enhances Talent Management capabilities to align learning pathways with business objectives for improved performance and growth. Seamlessly integrates Payroll processes with third-party applications, ensuring full compliance with regulatory requirements. The successful candidate will join the Oracle HCM … unit and integration testing of OIC solutions to ensure high-quality code and efficient data flows. Problem-Solving: Troubleshoot and resolve integration issues, including performance and data-related problems. Performance Optimisation : Monitor and optimise the performance of OIC integrations, focusing on throughput, latency, and scalability. Mentoring More ❯

of front-end updates and enhancements for our websites. You will work closely with cross-functional teams to deliver visually appealing, highly functional, and performance-optimised platforms that delight our users. Key Responsibilities Front-End Development : Implement new features, components, and layouts using WordPress, HTML5, CSS3, and JavaScript. Content … Update and maintain website content in alignment with branding and SEO strategies. Responsive Design : Ensure a flawless user experience across all devices and browsers. Performance Optimisation : Optimise website performance, including loading speed, code structure, and accessibility. Collaboration : Work with team members to enhance various aspects of UX … customising WordPress themes or resolving back-end issues. Knowledge of version control systems (e.g., Git). Understanding of Web Core Vitals and Google’s performance metrics. Ability to develop custom WordPress themes and child themes. Qualifications and Experience: Proven track record as a WordPress developer, with a portfolio demonstrating More ❯

team, responsible for enhancing, supporting, and maintaining a highly available, secure, and scalable IT infrastructure. They will play a vital role in system upgrades, performance optimisation, and ensuring robust security, while collaborating closely with colleagues to drive operational excellence and align IT services with business needs. Role Requirements … operational tasks within the IT team, ensuring alignment with business objectives Manage, support, and optimise Windows Server and Linux environments, ensuring stability, security and performance Support and maintain virtualisation (VMware) and cloud services (AWS & Azure), ensuring stability, scalability & security Maintain and enhance networking infrastructure across on-premises, data centre … and cloud environments Proactively monitor system performance, troubleshoot issues, and implement preventative measures to maintain high availability Assist in managing system security, patching, updates, backups, and disaster recovery procedures Work collaboratively with cross-functional teams to align IT operations with business needs and objectives Ensure IT security best practices More ❯

team, responsible for enhancing, supporting, and maintaining a highly available, secure, and scalable IT infrastructure. They will play a vital role in system upgrades, performance optimisation, and ensuring robust security, while collaborating closely with colleagues to drive operational excellence and align IT services with business needs. Role Requirements … operational tasks within the IT team, ensuring alignment with business objectives Manage, support, and optimise Windows Server and Linux environments, ensuring stability, security and performance Support and maintain virtualisation (VMware) and cloud services (AWS & Azure), ensuring stability, scalability & security Maintain and enhance networking infrastructure across on-premises, data centre … and cloud environments Proactively monitor system performance, troubleshoot issues, and implement preventative measures to maintain high availability Assist in managing system security, patching, updates, backups, and disaster recovery procedures Work collaboratively with cross-functional teams to align IT operations with business needs and objectives Ensure IT security best practices More ❯

in OpenLink core modules such as Deal Capture, Risk Management, Settlement, and Accounting. Strong understanding of precious metals Experience with technical customization, scripting, and performance optimization within OpenLink. Expertise in integrating OpenLink with other systems using Java, .NET, or REST/SOAP APIs. Strong knowledge of databases (Oracle, SQL More ❯

CI/CD tools such as Azure DevOps, GitHub Actions, or Jenkins, and scripting with PowerShell or Bash. Strong skills in debugging, testing, and performance optimisation. Excellent communication and stakeholder engagement skills. Desirable Skills Familiarity with integration platforms such as MuleSoft, Dell Boomi, or Azure Logic Apps. Knowledge of More ❯

Azure, or equivalent). Database & API Management – Design efficient PostgreSQL and MongoDB schemas and develop secure RESTful/GraphQL APIs for seamless data integration. Performance Optimisation. System Architecture & Scalability. Code Review & Quality Assurance. Security Best Practices. Skills and Experience: Essential: Proficiency in JavaScript/TypeScript, React, Node.js, PostgreSQL, and More ❯

platform . You'll lead a small, elite team of developers, working at the intersection of IT and the trading business to deliver high-performance, real-time trading solutions. Key Responsibilities: Serve as the technical lead for a core team of 3-6 developers, providing mentorship, leadership, and technical … direction. Drive the design and development of low-latency, high-performance algorithmic and electronic trading systems. Collaborate directly with trading desks, business stakeholders, and IT teams to translate business requirements into functional, scalable solutions. Build components such as order placement, routing, pricing engines, exchange connectivity, and market data ingestion … productivity. Technical Requirements: Expert-level C++ development experience (10+ years) with strong grasp of modern C++ standards, object-oriented design, data structures, and algorithmic performance optimisation . Proven track record building real-time , low-latency , multi-threaded trading systems . Experience with exchange connectivity protocols (e.g., ICE, CME More ❯

and building complex front-end features using modern JavaScript frameworks. · Collaborating with UX/UI designers and stakeholders to deliver seamless user experiences. · Ensuring performance, accessibility, and cross-browser compatibility. · Influencing architecture and contributing to product design discussions. · Promoting best practices through code reviews and mentorship. · Staying up to … software. Essential Experience · Significant background in SaaS product development. · Track record of delivering high-quality, user-focused features. · Version control (Git) and collaborative workflows. · Performance optimisation and responsive design implementation. Bonus Points For · Full-stack capabilities with Node.js or similar. · Familiarity with AWS or Azure services. · Experience with More ❯

to build a Quality Management System that aligns with regulatory requirements whilst preserving our engineering culture Develop core architecture improvements for system reliability, database performance, API security, and distributed system design Mentor the team on security and quality best practices, helping to build a culture where compliance is a … Experience with containerisation and orchestration (Docker, Kubernetes) Experience with Python for tooling or data processing Background in manufacturing or laboratory automation Experience with database performance optimisation and data integrity enforcement Why You'll Love Working Here Impact : Your work will directly enable the production of cell therapies that More ❯

embeddings, and LLM‐powered RAG. Hands‐on experience with GCP (or AWS/Azure) and infrastructure‐as‐code. Strong grasp of testing, observability, and performance optimization. Excellent communication; comfortable working in a fast‐moving, product‐led startup. Thrives in an early‐stage environment, embraces ambiguity, and brings a growth More ❯

candidate will lead a feature team responsible for ensuring the seamless migration and integration of Oracle databases, while upholding best practices in data integrity, performance, and security. This is a pivotal role for an experienced professional passionate about data engineering and transformational delivery. Key Responsibilities Lead the planning and … execution of Oracle database modernisation, conversion, and migration activities, ensuring alignment with project timelines and deliverables. Oversee database architecture assessments and performance optimisation efforts. Collaborate with development and architecture teams to improve data flow and streamline database operations. Conduct thorough testing and validation of migrated data to ensure … members. Essential Skills & Experience Extensive experience as an Oracle DBA with deep expertise in Oracle Exadata. Strong knowledge of Oracle Database architecture, tools, and performance tuning techniques. Proven track record with data migration methodologies and execution. Skilled in SQL and PL/SQL programming. Experience with database backup, recovery More ❯

candidate will lead a feature team responsible for ensuring the seamless migration and integration of Oracle databases, while upholding best practices in data integrity, performance, and security. This is a pivotal role for an experienced professional passionate about data engineering and transformational delivery. Key Responsibilities Lead the planning and … execution of Oracle database modernisation, conversion, and migration activities, ensuring alignment with project timelines and deliverables. Oversee database architecture assessments and performance optimisation efforts. Collaborate with development and architecture teams to improve data flow and streamline database operations. Conduct thorough testing and validation of migrated data to ensure … members. Essential Skills & Experience Extensive experience as an Oracle DBA with deep expertise in Oracle Exadata. Strong knowledge of Oracle Database architecture, tools, and performance tuning techniques. Proven track record with data migration methodologies and execution. Skilled in SQL and PL/SQL programming. Experience with database backup, recovery More ❯

candidate will lead a feature team responsible for ensuring the seamless migration and integration of Oracle databases, while upholding best practices in data integrity, performance, and security. This is a pivotal role for an experienced professional passionate about data engineering and transformational delivery. Key Responsibilities Lead the planning and … execution of Oracle database modernisation, conversion, and migration activities, ensuring alignment with project timelines and deliverables. Oversee database architecture assessments and performance optimisation efforts. Collaborate with development and architecture teams to improve data flow and streamline database operations. Conduct thorough testing and validation of migrated data to ensure … members. Essential Skills & Experience Extensive experience as an Oracle DBA with deep expertise in Oracle Exadata. Strong knowledge of Oracle Database architecture, tools, and performance tuning techniques. Proven track record with data migration methodologies and execution. Skilled in SQL and PL/SQL programming. Experience with database backup, recovery More ❯

candidate will lead a feature team responsible for ensuring the seamless migration and integration of Oracle databases, while upholding best practices in data integrity, performance, and security. This is a pivotal role for an experienced professional passionate about data engineering and transformational delivery. Key Responsibilities Lead the planning and … execution of Oracle database modernisation, conversion, and migration activities, ensuring alignment with project timelines and deliverables. Oversee database architecture assessments and performance optimisation efforts. Collaborate with development and architecture teams to improve data flow and streamline database operations. Conduct thorough testing and validation of migrated data to ensure … members. Essential Skills & Experience Extensive experience as an Oracle DBA with deep expertise in Oracle Exadata. Strong knowledge of Oracle Database architecture, tools, and performance tuning techniques. Proven track record with data migration methodologies and execution. Skilled in SQL and PL/SQL programming. Experience with database backup, recovery More ❯

candidate will lead a feature team responsible for ensuring the seamless migration and integration of Oracle databases, while upholding best practices in data integrity, performance, and security. This is a pivotal role for an experienced professional passionate about data engineering and transformational delivery. Key Responsibilities Lead the planning and … execution of Oracle database modernisation, conversion, and migration activities, ensuring alignment with project timelines and deliverables. Oversee database architecture assessments and performance optimisation efforts. Collaborate with development and architecture teams to improve data flow and streamline database operations. Conduct thorough testing and validation of migrated data to ensure … members. Essential Skills & Experience Extensive experience as an Oracle DBA with deep expertise in Oracle Exadata. Strong knowledge of Oracle Database architecture, tools, and performance tuning techniques. Proven track record with data migration methodologies and execution. Skilled in SQL and PL/SQL programming. Experience with database backup, recovery More ❯

using Python, with experience in Django, FastAPI, or similar frameworks · Architect and maintain production-grade, multi-tenant systems with a focus on security and performance · Develop RESTful and asynchronous APIs for internal and external consumption · Ensure database performance and reliability with relational and vector database technologies Cloud & Infrastructure … Design and implement AWS-based cloud infrastructure using infrastructure-as-code approaches · Optimise system resources, cost, and performance in cloud environments · Implement robust monitoring, logging, and alerting systems · Maintain CI/CD pipelines for reliable deployment and testing LLM, Agents & AI Integration · Design, build and maintain AI-driven information … cloud services (preferably AWS) and infrastructure-as-code · Experience with containerisation, orchestration, and CI/CD pipelines · Understanding of database scaling, caching strategies, and performance optimisation · Familiarity with LLM technologies and latest utilisation methodologies · Strong understanding of software design principles and coding standards Preferred Skills and Capabilities · Experience More ❯

using Python, with experience in Django, FastAPI, or similar frameworks · Architect and maintain production-grade, multi-tenant systems with a focus on security and performance · Develop RESTful and asynchronous APIs for internal and external consumption · Ensure database performance and reliability with relational and vector database technologies Cloud & Infrastructure … Design and implement AWS-based cloud infrastructure using infrastructure-as-code approaches · Optimise system resources, cost, and performance in cloud environments · Implement robust monitoring, logging, and alerting systems · Maintain CI/CD pipelines for reliable deployment and testing LLM, Agents & AI Integration · Design, build and maintain AI-driven information … cloud services (preferably AWS) and infrastructure-as-code · Experience with containerisation, orchestration, and CI/CD pipelines · Understanding of database scaling, caching strategies, and performance optimisation · Familiarity with LLM technologies and latest utilisation methodologies · Strong understanding of software design principles and coding standards Preferred Skills and Capabilities · Experience More ❯