10 of 10 Permanent Performance Optimisation Jobs in the South West

Web Developer - SaaS - Swindon (Hybrid, 3 Days in Office) (Tech stack: Web Developer, .NET Framework, WebForms, ASP.NET MVC, React, TypeScript, SCSS, Accessibility, API Integration, Performance Optimisation, Testing, Front End Developer) Our client is an established technology business that builds and maintains sophisticated digital platforms used across multiple sectors. They're embarking on a major UI modernisation programme, evolving … and error handling. Develop and maintain a reusable component library and manage CSS architecture, responsive layouts, and theming. Ensure accessibility and semantic HTML standards are met. Optimise front-end performance, applying modern best practices. Implement client-side authentication flows and manage secure sessions. Write and maintain front-end tests covering key user journeys. Own and maintain front-end tooling … state management. Deep understanding of HTML5, CSS3, modern JavaScript/TypeScript, responsive design, and browser behaviour. Hands-on experience with accessibility standards (WCAG), semantic markup, and ARIA. Knowledge of performance tuning techniques including lazy loading, code splitting, and asset optimisation. Experience consuming secure REST APIs from the browser. Familiarity with front-end testing frameworks such as Jest, React Testing More ❯

Docker, Kubernetes), infrastructure-as-code (Terraform, Ansible), cloud architecture (private and hybrid), and CI/CD pipelines . Hands-on experience in DevSecOps principles, automated testing frameworks, and system performance optimisation will also be key to ensuring seamless integration and deployment. Our client offers the opportunity to grow your career through meaningful Defence work, alongside excellent learning and … back-end systems. Deliver large and complex solutions into wider system-of-systems, ensuring interoperability and resilience. Design and optimise infrastructure in private and hybrid cloud environments to maximise performance and security. If you re passionate about Infrastructure Engineering and eager to work with cutting-edge technologies while contributing to high-impact Defence projects , we d love to hear More ❯

setting up and managing Webflows CMS for dynamic content, implementing intuitive animations and transitions using Webflows native tools and GSAP, and continuously optimising the site through quality assurance and performance testing. Collaboration is keyyoull work closely with our brand team, agency partners, and internal stakeholders to deliver standout digital experiences that align with our brand and regulatory requirements. Youll … experience with Webflow Enterprise sites, Finsweet Attributes, and animation libraries like GSAP, as well as tools like Webflow Analyze, Optimize, and GA4. Youll have a solid grasp of SEO, performance optimisation, and API integrations. Youll need to be organised and be capable of managing your own workload efficiently, working both by yourself and part of the wider marketing More ❯

Machine Learning Engineer We are working in partnership with a leading technology organisation to recruit an experienced Machine Learning Engineer. The successful candidate will design, train, and optimise high-performance machine learning models, build and manage datasets for real-world sensing systems, and clearly communicate technical work to stakeholders. Based in North Somerset, you'll be part of a … TensorFlow Select and adapt model architectures to meet specific project requirements Build, curate, and manage training datasets, including data augmentation, feature extraction, and labelling Conduct model training, validation, and performance optimisation Collaborate with software engineers to integrate models into embedded or application environments Produce clear technical documentation and communicate findings to technical and non-technical audiences Requirements Degree 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 ❯

achieve scalable systems, and a track record of administering, supporting, and building databases in high-stakes, production environments. Key Responsibilities - Database Design & Capacity Management, Database Maintenance & Monitoring, Disaster Recovery, Performance Optimization, Security & Compliance, Automation & Upgrades, Data Analysis. Required Skills and Experience - Essential - sound commercial experience of MySQL databases Operating Systems: Linux, Ubuntu, Windows Languages: Shell, T-SQL, PL/ More ❯

We are seeking a Senior-Level Java Engineer to join a dynamic financial technology team in London. You will play a key role in developing, maintaining, and enhancing high-performance, scalable financial applications. This is a fantastic opportunity for an ambitious developer with experience in Java and a passion for the financial sector. The role follows a hybrid working … Design, develop, and maintain high-quality Java-based applications for financial services. Collaborate with cross-functional teams to deliver robust and scalable software solutions. Ensure code quality, security, and performance standards are met. Work on both greenfield and existing applications, improving architecture and implementing best practices. Troubleshoot and resolve complex technical issues. Participate in code reviews and provide constructive … Area 5+ years of experience in Java development (Java 8 or later). Experience with Spring Boot, Microservices architecture, and RESTful APIs. Strong understanding of multi-threading, concurrency, and performance optimization. Knowledge of SQL and database technologies (PostgreSQL, MySQL, or similar). Experience with messaging systems (Kafka, RabbitMQ) is a plus. Exposure to cloud platforms such as AWS, Azure More ❯

Develop secure, scalable Go applications for enterprise-grade solutions. Build and maintain REST APIs and microservices. Collaborate within a team and independently to deliver high-quality code. Optimize backend performance to meet demanding non-functional requirements (NFRs). Follow best coding practices, agile methodologies, and CI/CD processes . Participate in design reviews, code reviews, and continuous delivery … Experience: Extensive experience in Go (Golang) backend development . Strong knowledge of REST APIs, microservices, and containerization (Docker/Kubernetes) . Experience with agile development, CI/CD, and performance optimization . Solid understanding of secure coding practices and backend architecture . Excellent analytical, problem-solving, and strategic thinking skills . Desirable Skills/Experience: Experience in Java development More ❯

and secure infrastructure. As an Infrastructure Engineer within our Integration & Test team, you’ll be at the forefront of driving innovation and safeguarding digital infrastructures by ensuring robust, high-performance systems that support our mission-critical solutions. You’ll need to have an understanding of Windows and Linux systems and DevSecOps principles and experience of working within a multi … for candidates with hands-on experience in infrastructure engineering, including expertise in areas such as cloud architecture, containerization (e.g., Docker, Kubernetes), infrastructure-as-code (e.g., Terraform, Ansible), and system performance optimization to support seamless integration and testing processes. Key Responsibilities: Plan, develop, and execute software test and integration plans, ensuring compliance with specifications, while leveraging infrastructure engineering best practices … complex solutions into a wider system-of-systems, ensuring infrastructure components are robust and interoperable. Deployment in Public, Private, and Hybrid Cloud environments, addressing potential constraints while optimizing infrastructure performance and security. If you’re passionate about Integration & Test, with a strong background in Infrastructure Engineering, and eager to take your career to the next level, we want to More ❯

cloud-native platforms. Support migration projects from on-premises to private/public cloud platforms (AWS, Azure, GCP). Continuously monitor, optimise, and troubleshoot virtualised systems to ensure high performance and availability. Collaborate with infrastructure, cloud, and security teams to deliver integrated, cost-effective solutions. Develop and maintain infrastructure documentation, including architecture diagrams, incident reports, and configuration baselines. Implement … Familiarity with public cloud platforms (AWS, Azure, GCP) and hybrid cloud integration. Good troubleshooting skills across compute, storage, and networking in virtualised environments. Proficiency in data analysis, monitoring, and performance optimisation. A continuous learner who keeps skills up to date with emerging technologies and industry practices. Desirable: Relevant certifications are highly desirable, such as: VMware Certified Professional (VCP) Microsoft More ❯