426 to 450 of 891 Performance Optimisation Jobs in the UK

improving mobile architecture, and ensuring releases meet both user needs. Key Responsibilities Be the expert - bring senior-level React Native expertise to raise technical quality and reduce bugs/performance issues. Mobile Architecture Leadership - proposes and leads architectural improvements to the mobile codebase. Collaborative working - Support the team in building structured, scalable mobile app patterns. Act as a bridge … mindset - especially when balancing delivery with safety-critical obligations. ️ We want to hear from you if you Have experience in: Advanced React Native experience, including hooks, navigation, styling, and performance optimisation Deep understanding of iOS and Android build systems, provisioning, certificates, and store requirements Proficiency with CI/CD for mobile apps using tools like Fastlane or GitHub … Store deployments, including internal/beta testing tracks Experience with unit testing, integration testing, and preferably end-to-end testing using tools (e.g. Appium) Familiarity with crash reporting and performance monitoring tools Strong ability to integrate with REST APIs, manage secure authentication flows, and handle offline scenarios Basic understanding of backend systems (e.g. Node.js, AWS) to debug issues and More ❯

technical excellence What Were Looking For 5+ years of commercial PHP experience Solid understanding of cloud infrastructure (preferably GCP) Experience with MySQL, NoSQL (Cassandra) Skilled in TDD , debugging, and performance optimisation Bonus points for Kubernetes experience Tech stack: PHP, nginx, RabbitMQ, Google Cloud Platform (GCP), custom frameworks (full training provided) Whats in It for You Alongside a fantastic … culture, modern office and regular company events, our partner offers: Up to 60,000 DOE + 10% personal performance bonus 28 days holiday (plus birthday off + length of service accrual) Free breakfast, lunch, drinks & snacks every day Gym, golf membership & onsite gym Onsite hairdresser, barista & cocktail bar Netflix & Spotify subscriptions BUPA Health & Dental care BUPA Peak Assessments Food More ❯

excellence 🧠 What We’re Looking For 5+ years of commercial PHP experience Solid understanding of cloud infrastructure (preferably GCP) Experience with MySQL, NoSQL (Cassandra) Skilled in TDD , debugging, and performance optimisation Bonus points for Kubernetes experience Tech stack: PHP, nginx, RabbitMQ, Google Cloud Platform (GCP), custom frameworks (full training provided) 🎁 What’s in It for You Alongside a … fantastic culture, modern office and regular company events, our partner offers: 💰 Up to £60,000 DOE + 10% personal performance bonus 🏖️ 28 days holiday (plus birthday off + length of service accrual) 🍳 Free breakfast, lunch, drinks & snacks every day 💪 Gym, golf membership & onsite gym 💅 Onsite hairdresser, barista & cocktail bar 🎬 Netflix & Spotify subscriptions 🦷 BUPA Health & Dental care 🧘 ♂️ BUPA Peak Assessments More ❯

excellence 🧠 What We’re Looking For 5+ years of commercial PHP experience Solid understanding of cloud infrastructure (preferably GCP) Experience with MySQL, NoSQL (Cassandra) Skilled in TDD , debugging, and performance optimisation Bonus points for Kubernetes experience Tech stack: PHP, nginx, RabbitMQ, Google Cloud Platform (GCP), custom frameworks (full training provided) 🎁 What’s in It for You Alongside a … fantastic culture, modern office and regular company events, our partner offers: 💰 Up to £60,000 DOE + 10% personal performance bonus 🏖️ 28 days holiday (plus birthday off + length of service accrual) 🍳 Free breakfast, lunch, drinks & snacks every day 💪 Gym, golf membership & onsite gym 💅 Onsite hairdresser, barista & cocktail bar 🎬 Netflix & Spotify subscriptions 🦷 BUPA Health & Dental care 🧘 ♂️ BUPA Peak Assessments More ❯

RAN systems across diverse deployment scenarios, working with multi-vendor components and cutting-edge frameworks like O-RAN Split 7.2x. From RF planning and system modelling to integration and performance optimisation, youll drive technical excellence across the full RAN stack. What you'll be doing: Architecting advanced wireless solutions (RU/DU/CU) for public and private … and integration of vRAN/xRAN technologies Collaborating with engineering teams and technology partners to align designs with business goals Delivering secure, scalable, and interoperable network solutions that meet performance and compliance standards What you'll bring: Deep expertise in 5G SA, Open RAN, and cloud-native RAN architecture Hands-on experience with Kubernetes, Docker, CNFs, and orchestration tools More ❯

RAN systems across diverse deployment scenarios, working with multi-vendor components and cutting-edge frameworks like O-RAN Split 7.2x. From RF planning and system modelling to integration and performance optimisation, you’ll drive technical excellence across the full RAN stack. What you'll be doing: Architecting advanced wireless solutions (RU/DU/CU) for public and … and integration of vRAN/xRAN technologies Collaborating with engineering teams and technology partners to align designs with business goals Delivering secure, scalable, and interoperable network solutions that meet performance and compliance standards What you'll bring: Deep expertise in 5G SA, Open RAN, and cloud-native RAN architecture Hands-on experience with Kubernetes, Docker, CNFs, and orchestration tools More ❯

RAN systems across diverse deployment scenarios, working with multi-vendor components and cutting-edge frameworks like O-RAN Split 7.2x. From RF planning and system modelling to integration and performance optimisation, you’ll drive technical excellence across the full RAN stack. What you'll be doing: Architecting advanced wireless solutions (RU/DU/CU) for public and … and integration of vRAN/xRAN technologies Collaborating with engineering teams and technology partners to align designs with business goals Delivering secure, scalable, and interoperable network solutions that meet performance and compliance standards What you'll bring: Deep expertise in 5G SA, Open RAN, and cloud-native RAN architecture Hands-on experience with Kubernetes, Docker, CNFs, and orchestration tools More ❯

RAN systems across diverse deployment scenarios, working with multi-vendor components and cutting-edge frameworks like O-RAN Split 7.2x. From RF planning and system modelling to integration and performance optimisation, you’ll drive technical excellence across the full RAN stack. What you'll be doing: Architecting advanced wireless solutions (RU/DU/CU) for public and … and integration of vRAN/xRAN technologies Collaborating with engineering teams and technology partners to align designs with business goals Delivering secure, scalable, and interoperable network solutions that meet performance and compliance standards What you'll bring: Deep expertise in 5G SA, Open RAN, and cloud-native RAN architecture Hands-on experience with Kubernetes, Docker, CNFs, and orchestration tools More ❯

RAN systems across diverse deployment scenarios, working with multi-vendor components and cutting-edge frameworks like O-RAN Split 7.2x. From RF planning and system modelling to integration and performance optimisation, you'll drive technical excellence across the full RAN stack. What you'll be doing: Architecting advanced wireless solutions (RU/DU/CU) for public and … and integration of vRAN/xRAN technologies Collaborating with engineering teams and technology partners to align designs with business goals Delivering secure, scalable, and interoperable network solutions that meet performance and compliance standards What you'll bring: Deep expertise in 5G SA, Open RAN, and cloud-native RAN architecture Hands-on experience with Kubernetes, Docker, CNFs, and orchestration tools More ❯

You will design and optimise internal database structures, develop ETL processes, and integrate data from multiple internal and external sources. Working closely with analysts, you will ensure data quality, performance, and accessibility, enabling the business to leverage analytics effectively. This role will suit someone with strong technical and interpersonal skills who enjoys collaboration and problem-solving. You will work … directly to the companys mission to build intelligent financial infrastructure. What you will bring: Proven experience managing MySQL databases within analytical or production environments Strong data modelling, ETL, and performance optimisation expertise Experience integrating diverse data sources and supporting analytics or BI teams Familiarity with Power BI or similar tools A collaborative, communicative, and proactive mindset Whats on More ❯

You will design and optimise internal database structures, develop ETL processes, and integrate data from multiple internal and external sources. Working closely with analysts, you will ensure data quality, performance, and accessibility, enabling the business to leverage analytics effectively. This role will suit someone with strong technical and interpersonal skills who enjoys collaboration and problem-solving. You will work … to the company’s mission to build intelligent financial infrastructure. What you will bring: Proven experience managing MySQL databases within analytical or production environments Strong data modelling, ETL, and performance optimisation expertise Experience integrating diverse data sources and supporting analytics or BI teams Familiarity with Power BI or similar tools A collaborative, communicative, and proactive mindset What’s 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 ❯

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 ❯

digital platforms, ensuring they are secure, scalable, and aligned with best practice. Guide and support colleagues to enhance their technical understanding and product-based ways of working. Maintain high performance of core digital platforms through data analysis, testing, and continuous improvement. Identify and resolve technical issues, managing risks effectively and proactively. Act as the primary technical contact for our … technical understanding of infrastructure and architecture. Skilled in Drupal CMS and Microsoft Dynamics 365. Confident working with and managing relationships with external digital agencies. Knowledgeable about accessibility (WCAG 2.1), performance optimisation, and user experience standards. Excellent communication skills with ability to explain complex technical concepts clearly to colleagues with varying technical expertise. Strong analytical and problem-solving skills More ❯

digital platforms, ensuring they are secure, scalable, and aligned with best practice. Guide and support colleagues to enhance their technical understanding and product-based ways of working. Maintain high performance of core digital platforms through data analysis, testing, and continuous improvement. Identify and resolve technical issues, managing risks effectively and proactively. Act as the primary technical contact for our … technical understanding of infrastructure and architecture. Skilled in Drupal CMS and Microsoft Dynamics 365. Confident working with and managing relationships with external digital agencies. Knowledgeable about accessibility (WCAG 2.1), performance optimisation, and user experience standards. Excellent communication skills with ability to explain complex technical concepts clearly to colleagues with varying technical expertise. Strong analytical and problem-solving skills More ❯

digital platforms, ensuring they are secure, scalable, and aligned with best practice. Guide and support colleagues to enhance their technical understanding and product-based ways of working. Maintain high performance of core digital platforms through data analysis, testing, and continuous improvement. Identify and resolve technical issues, managing risks effectively and proactively. Act as the primary technical contact for our … technical understanding of infrastructure and architecture. Skilled in Drupal CMS and Microsoft Dynamics 365. Confident working with and managing relationships with external digital agencies. Knowledgeable about accessibility (WCAG 2.1), performance optimisation, and user experience standards. Excellent communication skills with ability to explain complex technical concepts clearly to colleagues with varying technical expertise. Strong analytical and problem-solving skills More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯

drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll still be coding daily while leading by example, mentoring engineers, and setting the technical direction … emerging trends in mobile and EdTech technology 💡 What They’re Looking For Proven experience building and delivering production-grade React Native applications Strong understanding of TypeScript , React , and mobile performance optimisation Experience integrating APIs, CI/CD pipelines, and app store deployments Ability to make architectural decisions and lead technical discussions Passion for education, user experience, and clean More ❯