1 to 25 of 41 Performance Optimisation Jobs in the North of England

Developer to join our growing development team. You’ll use your expertise in modern HTML, CSS and JavaScript to build delightful, accessible and high performance user interfaces that bring our customer-facing products to life. You’ll collaborate closely with Product, UX and Back End colleagues to turn designs … driven UI using a modern framework. You’ll own the front end delivery for features end-to-end, from prototyping and accessibility reviews to performance optimisation and deployment. You’ll also contribute to shared engineering practices such as code reviews, automated testing and documentation to help the team ...

building scalable SaaS platforms used by thousands of customers. Our engineering teams work in collaborative, cross-functional squads with a strong emphasis on quality, performance, and continuous improvement. We operate an office-first model to encourage collaboration, knowledge sharing, and strong technical leadership within the team. … practice Integrating third-party REST and GraphQL APIs Writing robust unit and component tests Contributing to tooling, process improvement, and front-end standards Supporting performance optimisation and accessibility best practice Collaborating closely with cross-functional teams in an Agile environment What You'll Bring Strong commercial experience with ...

continuous improvement across the Trust. Main duties of the job Lead on data and analytics delivery for Cancer, working collaboratively with analysts, developers, and performance teams. Work with the Data Engineering team to design, build, and optimise data models and pipelines for performance and scalability. Design, build … operational teams to ensure issues are corrected at source. Collaborate with clinical and corporate teams to ensure analytics products support national submissions and local performance priorities. Lead service area Data Governance Group meetings, recording and monitoring actions, risks, and issues. Share knowledge and best practice to build resilience across ...

mathematics, and experience working in model-driven development environments. The position involves working within multidisciplinary engineering teams to translate mathematical models into robust, high-performance software implementations. The ideal candidate will be comfortable working in Linux-based environments, collaborating across modelling, software, systems, and verification functions. Responsibilities Design, develop … optimise real-time DSP algorithms in C++ within high-performance computing environments. Integrate both auto-generated and hand-crafted model-based code into larger software systems. Conduct modelling, simulation, and validation of algorithms using MATLAB, Simulink, or similar environments. Execute structured testing, benchmarking, and verification of DSP components ...

coding experience preferred) Solid background in system design, distributed systems, and cloud architectures (AWS/Azure/GCP) Passion for clean code, testing, and performance optimization Excellent communication, leadership, and decision-making skills A mindset for innovation, problem-solving, and continuous improvement Bonus Points For Experience in microservices architecture ...

integration experience Cloud hosting basics (Azure, AWS) Experience with Webhooks or event-driven APIs Familiarity with structured logging (Splunk, ELK, Application Insights) API performance optimisation & rate-limiting handling Key Responsibilities Develop and maintain web portals using ASP.NET MVC/.NET Core Design, build, and integrate REST APIs with … request flows(UI Controller API Database Response) Maintain and publish API documentation using Swagger/OpenAPI Ensure API security, reliability, and performance including: Proper error handling Retry logic Logging Timeouts CORS configuration Collaborate with database, infrastructure, and QA teams throughout release cycles Participate in code reviews and follow ...

applications. Work closely with front-end developers and UX designers to create seamless, high-quality user experiences. Troubleshoot, debug, and optimise application performance to ensure speed and reliability. Participate in code reviews, contributing your expertise and helping uphold coding standards. Support deployment tasks and collaborate in cloud-based environments … with cloud platforms (AWS, Azure, GCP). Knowledge of Docker, CI/CD pipelines, or modern JavaScript frameworks. Exposure to security best practices and performance optimisation strategies. What We Offer Competitive salary and benefits package. Hybrid working setup with flexible in-office days. A supportive, inclusive team environment ...

tooling Knowledge of automated testing tools and approaches Understanding of accessibility standards (e.g., WCAG) Experience collaborating with backend teams and RESTful APIs Exposure to performance optimisation or frontend monitoring Experience deploying frontend apps or working with CI/CD Salary for this role ...

Experience with TypeScript and React Exposure to frontend design systems Experience with Docker and cloud platforms (AWS preferred) Knowledge of modern web architecture and performance optimisation A proactive, pragmatic mindset — someone who takes ownership and gets things done Why apply to be a Software Engineer? Join a mission ...

ensuring the brand continues to lead within their niche technology space. It’s ideal for a hands-on, data-driven marketer who enjoys performance ownership in a high-growth B2B SaaS environment. Responsibilities include: Develop and execute a data-driven digital marketing and GTM strategy Build and optimise … approach to generate high-quality MQLs Own marketing KPIs including MQLs, conversion rates, CAC, LTV, and ROI Lead marketing analytics, reporting, and performance optimisation Manage marketing automation and attribution tools Oversee digital performance across SEO, PPC, paid social, email, and CRO Drive A/B testing ...

each project. What You'll Be Doing Developing and customising Shopify themes using Liquid, HTML, CSS, and JavaScript Implementing new features that enhance UX, performance, and conversion Integrating APIs and third-party services to expand store functionality Ensuring stores are optimised for performance, reliability, and SEO Supporting backend … Have Experience with Shopify Hydrogen/Oxygen or headless commerce Knowledge of React frameworks (Remix, Next.js) Experience with Theme App Extensions Strong grasp of performance optimisation & Core Web Vitals Experience with PageSpeed Insights improvements Understanding of CI/CD pipelines and automated deployments Why This Role Stands ...

Site Reliability Engineer/Systems Engineer you will act as the vital link between operations, end users and backend development teams, ensuring system availability, performance optimisation and effective incident management across live environments. This Site Reliability Engineer/Systems Engineer role offers the chance to work with modern … Ownership: Acting as first-line technical escalation for live production issues through to resolution or handover System Monitoring and Availability: Maintaining high availability, performance and scalability of production platforms and services Observability Implementation: Managing logging, monitoring, alerting and metrics to proactively identify and resolve issues Reliability Improvements: Collaborating with ...

designs Support and optimise data migration processes and system upgrades Troubleshoot, debug and resolve complex technical issues across environments Contribute to solution architecture decisions, performance optimisation and best practice Ensure all development aligns with SaaS, security and Microsoft standards Support post-go-live optimisation and continuous improvement ...

integrations Collaborate with engineering, SRE, and security teams to embed DevOps best practices Troubleshoot pipeline failures, environment inconsistencies, and integration issues Drive continuous improvement, performance optimisation, and platform resilience Produce clear documentation, automation standards, and reusable tooling Required Skills & Experience Strong hands-on experience building CI/ ...

their work end-to-end from shaping solutions and making architectural decisions, through to delivery and ongoing improvement. You care deeply about code quality, performance, accessibility, and maintainability, and you're motivated by building things the right way, not just the fastest way. You'll thrive in an environment … elaborate requirements. Contribute to the design and architecture of innovative, scalable solutions. Ensure both front-end and back-end systems are designed with scalability, performance, and maintainability in mind. Writing code: Develop new features and enhancements across our platforms. Build greenfield products from the ground up. Troubleshoot and resolve ...

designs into well-structured, reusable code Work with modern JavaScript frameworks to build intuitive interfaces Integrate with APIs and back-end services Ensure performance, accessibility, and cross-browser compatibility Contribute to code reviews and technical discussions Required Skills & Experience Strong commercial experience with HTML, CSS, and JavaScript Experience with … working in collaborative environments Ability to write clean, maintainable code Desirable Experience TypeScript Modern CSS frameworks or preprocessors (Sass, Tailwind, etc.) Testing frameworks and performance optimisation Agile/Scrum methodologies What’s On Offer Hybrid working, 2 days per week in the Doncaster office Competitive salary and benefits ...

+Hybrid working in Knutsford We are looking for an experienced Akamai Security Engineer to support the configuration, deployment, and ongoing optimisation of Akamai security solutions across enterprise web and API platforms. You will work closely with security, infrastructure, and application teams to ensure secure, resilient, and high-performing digital … support incident response activities Tune WAF and bot protection rules to minimise false positives and enhance effectiveness Support CDN configuration, caching strategies, and performance optimisation Manage certificates, edge redirects, property updates, and console changes Collaborate with application teams to ensure secure deployments and adherence to best practice Maintain ...

strong desire to own) infrastructure as code (Terraform/Ansible), release management, and security best practices. Data: Knowledge of SQL, Redis, and performance optimisation. Frontend: Capable of working within Angular components when required. Quality: Demonstrated understanding of SOLID, DRY, TDD, and technical documentation. Process: Familiarity with Scrum/Agile ...

authority within the GenAI domain Collaborating cross-functionally to define requirements and solution approaches Driving best practice in code quality, testing, secure development and performance optimisation Mentoring and developing engineers, fostering a high-performance culture Managing risk, governance and controls within a regulated environment Contributing to broader … working with Large Language Models (LLMs) Experience with AWS services such as Bedrock, Lambda, S3, Lex and CloudWatch LLM evaluation and prompt engineering/optimisation Experience leading or mentoring engineers Strong communication skills with the ability to influence technical and non-technical stakeholders What ...

promote code to production through a defined, repeatable process Maintain code quality, documentation, and version control practices Support ongoing system enhancements, troubleshooting, and performance optimisation Integrate Salesforce with external systems using APIs and middleware Stay up to date with the latest Salesforce developments and the broader ecosystem Maintain ...

themes and solutions Acting as the Shopify technical authority across projects Reviewing code, mentoring developers, and driving front-end best practice Contributing to tooling, performance optimisation, and delivery standards What you'll bring: Strong commercial experience delivering Shopify projects in an agency setting Expert knowledge of Shopify Liquid ...

secure, and performant while driving improvements across infrastructure, automation, and operational workflows. Key Responsibilities Maintain and improve production services with a focus on reliability, performance, and operational excellence Own and enhance Azure‐based infrastructure, ensuring clean, scalable, and well‐documented environments Lead improvements across CI/CD, IaC, monitoring … operational tooling Troubleshoot and optimise traffic routing, security, and performance across Azure networking components Contribute to continuous improvement initiatives, reducing toil and increasing automation Collaborate with engineering teams to ensure best practices are followed across deployments and service operations Essential Skills Azure DevOps – broad experience across pipelines, repos, service ...

secure, and performant while driving improvements across infrastructure, automation, and operational workflows. Key Responsibilities Maintain and improve production services with a focus on reliability, performance, and operational excellence Own and enhance Azure‐based infrastructure, ensuring clean, scalable, and well‐documented environments Lead improvements across CI/CD, IaC, monitoring … operational tooling Troubleshoot and optimise traffic routing, security, and performance across Azure networking components Contribute to continuous improvement initiatives, reducing toil and increasing automation Collaborate with engineering teams to ensure best practices are followed across deployments and service operations Essential Skills Azure DevOps – broad experience across pipelines, repos, service ...

Desktop) Warrington Full-Time £48,000-£52,000 + Bonus About The Company We're partnered with an organisation who design and manufacture high-performance systems used in cutting-edge scientific and industrial research. They are a medium-sized organisation with a collaborative, close-knit culture. The software team … C++ Control and interface with highly specialised scientific instrumentation Develop features that enable scientists to configure experiments, acquire data and perform analysis Optimise performance, improve security, and resolve complex technical issues Help ensure compliance as we expand into new global markets You'll be stepping into a key position ...

using Git. Working with third party REST & GraphQL API's CSS (We use Tailwind) Desirable: Component library design using Storybook. Experience using Cloudflare workers. Performance optimisation experience (code-splitting, caching, load testing) Well-versed in implementing good practice with regards to accessibility (Keyboard support, screen readers, form usability ...