26 to 50 of 134 Performance Optimisation Jobs in the UK excluding London

RESTful and SOAP APIs with third-party systems Design and optimise SQL and NoSQL databases Support full SDLC including testing, deployment, and maintenance Monitor performance, troubleshoot issues, and drive continuous improvements Required Skills & Experience 3-5 years' experience in software or application development Strong proficiency in C#, ASP.NET/… ASP.NET Core Experience with modern Front End frameworks (Angular, React, or Vue.js) Solid understanding of REST APIs, microservices, and performance optimisation Experience with SQL Server and exposure to NoSQL databases Hands-on experience with AWS and/or Azure Familiarity with CI/CD pipelines and Infrastructure ...

team. This is an opportunity to work with modern cloud-based data platforms, supporting business-critical systems while contributing to the ongoing development and optimisation of data infrastructure. You'll work closely with software engineers, infrastructure specialists, and stakeholders across the business, playing a key role in ensuring data … platforms remain secure, reliable, scalable, and high performing. The role offers a blend of database administration, data engineering, performance optimisation, and problem-solving in a dynamic environment. Key Responsibilities Manage and optimise cloud-hosted databases, ensuring high performance, availability, and security. Support reporting, analytics, and data-driven ...

team. This is an opportunity to work with modern cloud-based data platforms, supporting business-critical systems while contributing to the ongoing development and optimisation of data infrastructure. You'll work closely with software engineers, infrastructure specialists, and stakeholders across the business, playing a key role in ensuring data … platforms remain secure, reliable, scalable, and high performing. The role offers a blend of database administration, data engineering, performance optimisation, and problem-solving in a dynamic environment. Key Responsibilities Manage and optimise cloud-hosted databases, ensuring high performance, availability, and security. Support reporting, analytics, and data-driven ...

closely with engineering leadership to influence platform strategy and technical direction Mentor and support engineers across multiple teams Improve system reliability, observability, scalability and performance Contribute to system design reviews, technical planning and architectural discussions Champion engineering excellence, automation and continuous improvement across the organisation Collaborate with product … environments Exposure to event-driven architectures and messaging systems Experience working within high-growth SaaS or product-led organisations Knowledge of observability, monitoring and performance optimisation Salary & Benefits Up to £120,000 Fully remote within Northern Ireland Excellent benefits package Opportunity to operate at Staff Engineer level within ...

improvement and collaborate with engineering teams to embed reliability into service design. You will define and evolve reliability standards, contribute to capacity planning and performance optimisation, mentor fellow engineers and help shape the tools, platforms and practices that support reliable service delivery at scale. Location/ ...

Supporting modern Lakehouse architecture, ingestion, processing and data serving layers Embedding security, governance and compliance controls across the platform Driving platform observability, monitoring, and performance optimisation Owning aspects of cost management (FinOps) and platform efficiency Collaborating with Data Engineers, Analytics & AI teams to deliver trusted data products What ...

initiatives. AI Initiatives: Collaborate with wider teams on AI-related initiatives and roadmap delivery. Data Governance: Apply best practices around data quality, governance and performance optimisation. Stakeholder Collaboration: Work closely with technical and business teams to deliver high-quality data solutions and support organisational objectives. Continuous Improvement: Identify opportunities ...

strategies Serverless Computing Event-driven architecture Serverless application deployment Cloud-native solutions DevOps Practices Continuous Integration (CI) Continuous Deployment (CD) Infrastructure automation Monitoring and performance optimisation Hands-On Practical Training Learning cloud computing requires practical experience. Throughout the programme, you will complete practical exercises and cloud-based labs ...

Leadership Designing and overseeing solutions using Microsoft Fabric, including: OneLake Lakehouse and Warehouse architectures Data Pipelines Spark/Notebooks Semantic models Ensuring platform scalability, performance optimisation, cost efficiency, and security Guiding the transition from legacy platforms where applicable Data Engineering & Integration Providing technical leadership across data engineering practices ...

undergo (sole UK Nationality) This is an opportunity to work on hi tech projects that make a real-world impact, developing secure, high performance mobile applications in a collaborative Agile environment. What You'll Be Doing Designing, developing and maintaining Android applications using modern development practices. Collaborating with cross … functional teams including software engineers, testers and product stakeholders. Contributing to application architecture, performance optimisation and code quality initiatives. Supporting the full software development lifecycle from concept through to deployment. What We're Looking For Commercial experience developing Android applications using Kotlin Strong understanding of Android SDK, mobile ...

CLEARED (ACTIVE) My client is seeking an experienced and highly skilled DNS Architect to design, implement, and maintain scalable, secure, and high-performance Domain Name System (DNS) solutions. This role is critical in ensuring the reliability and efficiency of network naming services across enterprise and cloud environments. The ideal … cloud platforms Manage and optimise DNS platforms (BIND, Microsoft DNS, Infoblox, AWS Route 53, Azure DNS) Lead DNS strategy including scalability, high availability, and performance optimisation Oversee DNS migrations, upgrades, and transformations Implement and maintain DNS security (DNSSEC, DDoS protection, threat mitigation) Monitor performance, availability, and ensure ...

backend services and APIs. Investigating, troubleshooting, and resolving issues across the full stack. Working closely with teammates through collaboration and paired programming. Improving system performance, reliability, and scalability. Supporting infrastructure and deployment processes within AWS. Taking ownership of tasks and proactively identifying areas for improvement. What We're Looking …/NLB) Engineering Fundamentals HTTP and networking concepts Caching strategies Linux environments Git (including rebasing, merge strategies, and branching workflows) Testing and debugging Performance optimisation and scalability What Makes Someone Successful Here? You'll thrive if you: Have strong problem-solving skills and can debug independently. Enjoy understanding ...

discussions and architectural decisions Write well-structured, testable, and maintainable code Collaborate closely with Product and Design to deliver user-focused features Continuously improve performance, reliability, and security across the platform Tech Environment Backend: Node.js (Express or similar) Frontend: React (modern JavaScript/TypeScript) Cloud: AWS (e.g., Lambda … skills Desirable Experience Experience in SaaS, platform-based, or EdTech environments Exposure to serverless architectures Experience with Docker or containerisation Awareness of scalability and performance optimisation techniques Why Apply? Join a purpose-led organisation focused on professional growth and learning Work in a supportive, forward-thinking engineering team ...

Swift and SwiftUI Provide technical guidance and code reviews for Android development Drive improvements in CI and CD, observability, analytics, crash reporting and application performance Implement and manage Datadog dashboards, monitoring and alerts alongside analytics tools including Google Analytics and Adobe Analytics Collaborate with Product, Design, Back End Engineering … services including Azure Functions, Blob Storage, S3 and Service Bus Strong understanding of REST APIs, OAuth2, mobile security, accessibility standards (WCAG and ARIA) and performance optimisation Experience with App Store and Google Play deployment processes Strong communication, stakeholder management, project organisation and scope management skills Nice to Have ...

Swift and SwiftUI Provide technical guidance and code reviews for Android development Drive improvements in CI and CD, observability, analytics, crash reporting and application performance Implement and manage Datadog dashboards, monitoring and alerts alongside analytics tools including Google Analytics and Adobe Analytics Collaborate with Product, Design, Back End Engineering … services including Azure Functions, Blob Storage, S3 and Service Bus Strong understanding of REST APIs, OAuth2, mobile security, accessibility standards (WCAG and ARIA) and performance optimisation Experience with App Store and Google Play deployment processes Strong communication, stakeholder management, project organisation and scope management skills Nice to Have ...

environment. This role sits within a highly technical global estate supporting business-critical systems, where you will be responsible for ensuring platform stability, improving performance, and supporting the ongoing development and optimisation of core infrastructure services across SharePoint, Azure, SSO, SQL Server and web environments. Senior Platform Engineer … Requirements: Strong experience administering SharePoint, web platforms, SSO and SQL Server environments Proven background in SharePoint migrations, upgrades and performance optimisation Knowledge of SQL Server HA/DR solutions (Always-On, clustering, replication, log shipping) Experience with Azure PaaS services (App Services, Functions, Kubernetes, Azure SQL desirable) Understanding ...

consistent, high-quality UX across browsers Experience with component libraries such as Material UI or Ant Design Proficiency with build tools Understanding of web performance optimisation and security best practices Desirable: Familiarity with Figma and Storybook for design collaboration and component development Exposure to financial or trading platforms ...

tests (end-to-end, integration, regression) using tools like Selenium, Cypress, or similar. Proficiency with build tools such as Webpack or Vite. Understanding of performance optimisation techniques and web security best practices. Appreciation of the full SDLC, with proactive involvement across design, development, QA, and post-release support. ...

stakeholder management and communication skills Previous experience leading or mentoring developers Desirable Blazor Elasticsearch Azure DevOps Azure Key Vault, Monitor, Application Insights Cosmos DB Performance optimisation and security best practices Recruitment and people management experience Benefits Annual performance bonus Private medical, dental, life assurance, and income protection ...

work with Vue.js. Proficient in HTML5, CSS3, and responsive design best practices. Experience working with design systems and scalable UI architecture. Solid understanding of performance optimisation, accessibility (WCAG), and cross-browser compatibility. Comfortable working with Git, CI/CD pipelines, and agile methodologies. Strong communication and collaboration skills. … development and evolution of their front-end architecture across web, mobile, and POS interfaces. You will be focused on driving delivery, improving front-end performance and user experience, and ensuring design consistency and technical excellence across the product suite. You’ll guide a small team of front-end developers ...

driven culture across our organisation. Working with a wide range of healthcare datasets, including EMIS and NHS data sources, you will design dashboards, analyse performance, identify trends and opportunities, and provide intelligence that supports strategic decision-making and service improvement. This is an exciting opportunity to join a collaborative … models in BI to ensure data accuracy and consistency. Data integration - collaborate with stakeholder teams to access, clean, and integrate data from various sources. Performance optimisation - identify and implement optimisations for data visualisation and reporting to enhance efficiency. Provide sector and competitor benchmarking. Data governance - ensure data quality ...

business. Working within a Microsoft-focused technology environment, youll design, develop and optimise applications, databases, reporting solutions and automation tools that improve business performance and support our ongoing digital transformation programme. You'll work with technologies including SQL Server, Power Platform, Power BI and SSRS, collaborating with stakeholders … development experience Hands-on experience with Microsoft Power Platform Knowledge of Power BI, SSRS and reporting solutions Understanding of data modelling, ETL processes and performance optimisation Experience with Azure DevOps, Git and cloud technologies (Azure preferred) Excellent analytical, problem-solving and communication skills ...

Deep familiarity with AWS and cloud-native architectures (e.g. Lambda, containers, managed databases) Strong understanding of: System design and distributed systems Database design and performance optimisation API design and service architecture Experience working in product-led, agile environments is beneficial Technical Leadership Proven ability to set technical direction … balancing technical excellence with delivery pace Comfortable operating in an environment with changing priorities and evolving requirements Motivated to improve systems, processes, and team performance Communication & Collaboration Strong communication skills across technical and non-technical stakeholders Ability to explain technical decisions clearly and influence outcomes Collaborative approach, with ...

support and new capability development * Collaborate with wider teams on AI-related initiatives and roadmap delivery * Apply best practices around data quality, governance and performance optimisation * AWS Data Engineering stack (e.g. Glue, S3, Lambda, Redshift, Athena) * SQL (advanced level) * Python (for data processing and pipeline development) * Infrastructure/ ...

developing their skills. The role is particularly suited to engineers who have experience developing software for real-world products, embedded systems, or environments where performance, efficiency, and resource management are important considerations. KO2's client has a proven track record of supporting engineers from a range of technical backgrounds … interacts with hardware, physical products, industrial systems, or embedded platforms, or a genuine interest in moving into this type of environment . Understanding of performance optimisation, efficient memory usage, or development within resource-constrained environments. Excellent problem-solving and analytical skills. Strong communication skills and the ability ...