26 to 50 of 102 Performance Optimisation Jobs in the South West

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 … 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. ...

Supporting cloud-ready services using containerisation and AKS What we're looking for: Strong experience with C# and .NET Core Solid SQL Server and performance optimisation skills Experience with Entity Framework Core and/or Dapper Background in API-driven or SaaS environments Exposure to Docker/Kubernetes ...

balancers, VPN solutions, wireless networks, LAN infrastructure, and associated security technologies. Manage virtualisation platforms such as Hyper-V and Virtual Machine Manager, including configuration, performance optimisation, and life cycle management of virtual machines. Support backup, recovery, and business continuity processes using Veeam. Deliver robust infrastructure engineering services across … enhance enterprise monitoring solutions, including SolarWinds, to ensure proactive issue detection and service optimisation. Support and manage Citrix environments, contributing to application delivery, performance tuning, and secure remote access capabilities. Perform advanced administration of Active Directory, including group policies, identity life cycle management, and domain services. Conduct Firewall administration ...

within a regulated environment (payments, fintech, banking, betting, or similar) Collaborating with backend engineers, product, and QA teams in a distributed setup Contributing to performance, security, and scalability best practices Working with established design systems and modern front-end tooling What We're Looking For (Non-Negotiable) 6+ years … contract basis in a fully remote environment Nice to Have Next.js Experience with payments or financial platforms CI/CD exposure Accessibility or performance optimisation experience ...

within a regulated environment (payments, fintech, banking, betting, or similar) Collaborating with backend engineers, product, and QA teams in a distributed setup Contributing to performance, security, and scalability best practices Working with established design systems and modern front-end tooling What We're Looking For (Non-Negotiable) 6+ years … contract basis in a fully remote environment Nice to Have Next.js Experience with payments or financial platforms CI/CD exposure Accessibility or performance optimisation experience ...

latest AWS technologies. We're looking for an Amazon CX Senior Engineer to join the team and lead the design, implementation, and optimisation of complex full-stack Amazon Connect solutions. You'll play a pivotal role in guiding customers through sophisticated contact centre transformations, from architecture and automation … Infrastructure as Code Knowledge of integration patterns with external systems and APIs Experience building CI/CD pipelines for contact centre solutions Expertise in performance optimisation, scaling, and security architecture Hands-on experience with custom extensions for Amazon Connect ...

latest AWS technologies. We're looking for an Amazon CX Senior Engineer to join the team and lead the design, implementation, and optimisation of complex full-stack Amazon Connect solutions. You'll play a pivotal role in guiding customers through sophisticated contact centre transformations, from architecture and automation … Infrastructure as Code Knowledge of integration patterns with external systems and APIs Experience building CI/CD pipelines for contact centre solutions Expertise in performance optimisation, scaling, and security architecture Hands-on experience with custom extensions for Amazon Connect ...

latest AWS technologies. We're looking for an Amazon CX Senior Engineer to join the team and lead the design, implementation, and optimisation of complex full-stack Amazon Connect solutions. You'll play a pivotal role in guiding customers through sophisticated contact centre transformations, from architecture and automation … Infrastructure as Code Knowledge of integration patterns with external systems and APIs Experience building CI/CD pipelines for contact centre solutions Expertise in performance optimisation, scaling, and security architecture Hands-on experience with custom extensions for Amazon Connect ...

latest AWS technologies. We're looking for an Amazon CX Senior Engineer to join the team and lead the design, implementation, and optimisation of complex full-stack Amazon Connect solutions. You'll play a pivotal role in guiding customers through sophisticated contact centre transformations, from architecture and automation … Infrastructure as Code Knowledge of integration patterns with external systems and APIs Experience building CI/CD pipelines for contact centre solutions Expertise in performance optimisation, scaling, and security architecture Hands-on experience with custom extensions for Amazon Connect ...

approaches including working with agentic architecture. Key Responsibilities Backend Development & Architecture - Design and implement scalable Python backend services, architect and maintain secure, high-performance, production multi-tenant systems, and develop RESTful and asynchronous APIs for internal and external use. LLM, Agents & AI Integration - Drive R&D innovation to meet … preferably AWS) and infrastructure-as-code Ø Experience with containerisation, orchestration, and CI/CD pipelines Ø Understanding of database scaling, caching strategies, and performance optimisation Ø Familiarity with LLM technologies and latest utilisation methodologies, including agentic workflows Ø Strong understanding of software design principles and coding standards ...

approaches including working with agentic architecture. Key Responsibilities Backend Development & Architecture - Design and implement scalable Python backend services, architect and maintain secure, high-performance, production multi-tenant systems, and develop RESTful and asynchronous APIs for internal and external use. LLM, Agents & AI Integration - Drive R&D innovation to meet … preferably AWS) and infrastructure-as-code Ø Experience with containerisation, orchestration, and CI/CD pipelines Ø Understanding of database scaling, caching strategies, and performance optimisation Ø Familiarity with LLM technologies and latest utilisation methodologies, including agentic workflows Ø Strong understanding of software design principles and coding standards ...

approaches including working with agentic architecture. Key Responsibilities Backend Development & Architecture - Design and implement scalable Python backend services, architect and maintain secure, high-performance, production multi-tenant systems, and develop RESTful and asynchronous APIs for internal and external use. LLM, Agents & AI Integration - Drive R&D innovation to meet … preferably AWS) and infrastructure-as-code Ø Experience with containerisation, orchestration, and CI/CD pipelines Ø Understanding of database scaling, caching strategies, and performance optimisation Ø Familiarity with LLM technologies and latest utilisation methodologies, including agentic workflows Ø Strong understanding of software design principles and coding standards ...

approaches including working with agentic architecture. Key Responsibilities Backend Development & Architecture - Design and implement scalable Python backend services, architect and maintain secure, high-performance, production multi-tenant systems, and develop RESTful and asynchronous APIs for internal and external use. LLM, Agents & AI Integration - Drive R&D innovation to meet … preferably AWS) and infrastructure-as-code Ø Experience with containerisation, orchestration, and CI/CD pipelines Ø Understanding of database scaling, caching strategies, and performance optimisation Ø Familiarity with LLM technologies and latest utilisation methodologies, including agentic workflows Ø Strong understanding of software design principles and coding standards ...

approaches including working with agentic architecture. Key Responsibilities Backend Development & Architecture - Design and implement scalable Python backend services, architect and maintain secure, high-performance, production multi-tenant systems, and develop RESTful and asynchronous APIs for internal and external use. LLM, Agents & AI Integration - Drive R&D innovation to meet … preferably AWS) and infrastructure-as-code Ø Experience with containerisation, orchestration, and CI/CD pipelines Ø Understanding of database scaling, caching strategies, and performance optimisation Ø Familiarity with LLM technologies and latest utilisation methodologies, including agentic workflows Ø Strong understanding of software design principles and coding standards ...

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 … 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 ...

Good knowledge of PHP, HTML, CSS, and JavaScript. Familiarity with WordPress theme and plugin customisation. Understanding of responsive design principles. Basic awareness of website performance optimisation and SEO. Strong problem-solving skills and eagerness to learn. Desirable skills: Experience with WooCommerce or other e-commerce integrations. Knowledge ...

world-class Mobile Engineer to help lead the charge across Android and iOS. If you love working close to the metal, care about performance and architecture, and enjoy engaging directly with customers to shape impactful solutions, this is your kind of role. The Role You'll be the technical … security engineers to deliver secure, scalable, and high-performing mobile experiences. Prototype and benchmark next-generation features in areas like on-device encoding, network optimisation, and secure session management. Act as a mobile domain expert — setting technical direction, mentoring others, and influencing long-term product strategy. You Should Have ...

world-class Mobile Engineer to help lead the charge across Android and iOS. If you love working close to the metal, care about performance and architecture, and enjoy engaging directly with customers to shape impactful solutions, this is your kind of role. The Role You'll be the technical … security engineers to deliver secure, scalable, and high-performing mobile experiences. Prototype and benchmark next-generation features in areas like on-device encoding, network optimisation, and secure session management. Act as a mobile domain expert — setting technical direction, mentoring others, and influencing long-term product strategy. You Should Have ...

world-class Mobile Engineer to help lead the charge across Android and iOS. If you love working close to the metal, care about performance and architecture, and enjoy engaging directly with customers to shape impactful solutions, this is your kind of role. The Role You'll be the technical … security engineers to deliver secure, scalable, and high-performing mobile experiences. Prototype and benchmark next-generation features in areas like on-device encoding, network optimisation, and secure session management. Act as a mobile domain expert — setting technical direction, mentoring others, and influencing long-term product strategy. You Should Have ...

world-class Mobile Engineer to help lead the charge across Android and iOS. If you love working close to the metal, care about performance and architecture, and enjoy engaging directly with customers to shape impactful solutions, this is your kind of role. The Role You'll be the technical … security engineers to deliver secure, scalable, and high-performing mobile experiences. Prototype and benchmark next-generation features in areas like on-device encoding, network optimisation, and secure session management. Act as a mobile domain expert — setting technical direction, mentoring others, and influencing long-term product strategy. You Should Have ...

frontend from scratch for a new GenAI product Own complex UI flows involving content creation, forms, and rich interactions Implement responsive, accessible, and high-performance interfaces Work closely with backend developers to integrate APIs and real-time AI features Contribute to and evolve the design system and component library … Translate ambiguous product requirements into elegant, scalable UI solutions Set standards for code quality, performance, and maintainability Collaborate with product and design in a fast-paced startup environment What you bring Must-haves Many years of experience as a Frontend Engineer or similar Strong experience with: React & Next.js TypeScript ...

frontend from scratch for a new GenAI product Own complex UI flows involving content creation, forms, and rich interactions Implement responsive, accessible, and high-performance interfaces Work closely with backend developers to integrate APIs and real-time AI features Contribute to and evolve the design system and component library … Translate ambiguous product requirements into elegant, scalable UI solutions Set standards for code quality, performance, and maintainability Collaborate with product and design in a fast-paced startup environment What you bring Must-haves Many years of experience as a Frontend Engineer or similar Strong experience with: React & Next.js TypeScript ...

frontend from scratch for a new GenAI product Own complex UI flows involving content creation, forms, and rich interactions Implement responsive, accessible, and high-performance interfaces Work closely with backend developers to integrate APIs and real-time AI features Contribute to and evolve the design system and component library … Translate ambiguous product requirements into elegant, scalable UI solutions Set standards for code quality, performance, and maintainability Collaborate with product and design in a fast-paced startup environment What you bring Must-haves Many years of experience as a Frontend Engineer or similar Strong experience with: React & Next.js TypeScript ...

Required Skills & Experience Senior-level expertise building and maintaining commercial, production-scale applications. Deep proficiency in: Java Springboot (server-side development, API design) MySQL (performance optimisation, complex queries, relational modelling) Experience architecting and maintaining distributed backend systems. Strong understanding of integration patterns, API design, and scalable service architecture. ...

Required Skills & Experience Senior-level expertise building and maintaining commercial, production-scale applications. Deep proficiency in: Java Springboot (server-side development, API design) MySQL (performance optimisation, complex queries, relational modelling) Experience architecting and maintaining distributed backend systems. Strong understanding of integration patterns, API design, and scalable service architecture. ...