126 to 150 of 182 Performance Optimisation Jobs in the UK

React Engineer (AWS, Headless CMS, GraphQL)

Hiring Organisation
Hays
Location
Northampton, Northamptonshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£45,000
exposure to headless CMS platforms such as Hygraph * Good understanding of GraphQL and modern data fetching approaches * Understanding of PWA concepts and frontend performance optimisation * Strong communication skills, with the ability to engage non-technical stakeholders * Experience in ecommerce or complex web platforms is beneficial, namely Magento ...

Director of Partner Marketing

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
media partners (Google, Adobe, etc.). Demonstrated track record of building joint marketing programs that drive pipeline/demand, with strong analytical and performanceoptimisation skills. Experience conceptualising and executing content and storytelling around technical/enterprise offerings and professional services, for both marketing and executive audiences. Strong ...

Quantitative Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
leverage state of the art tools and components Bring new ideas and experimenting with new technologies Requirements Strong programming skills with Python (including performance optimization) Knowledge of data structures and algorithms Experience working in a front office environment with researchers and traders Strong education background in STEM #J ...

Software Engineer - Aerospace - Oxfordshire

Hiring Organisation
Bond Williams Limited
Location
Kidlington, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
company is building a unified software platform that consolidates commercial and internal engineering tools. This platform will accelerate their design exploration, enabling faster performance optimization and rapid scaling for new applications. They are seeking a motivated Software Engineer to develop this platform. Working alongside Aerothermal Designers and Mechanical Engineers ...

Solutions Architect - On Prem Design

Hiring Organisation
JAM Recruitment Ltd
Location
United Kingdom
Employment Type
Contract
Contract Rate
Up to £96.36 per hour
desktop solutions (including support for engineering tools e.g. CAD, PLM) Security & Compliance: Experience of working with a team following a secure-by-design methodology. Performance Optimization: Troubleshoot and enhance system efficiency. Stakeholder Collaboration: Work closely with contractors, government agencies, and IT teams to align solutions with mission-critical objectives. ...

Servicenow Architect

Hiring Organisation
CODEVERSE LIMITED
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
strategy and business objectives across all product lines. Lead solution design for TSM, TSOM, CPQT, and SPMT modules, including configuration, customisation, workflow automation, and performance optimisation. Govern platform standards, design patterns, and architectural guardrails to ensure scalability, maintainability, and security across all implementations. Conduct architecture reviews, provide technical oversight ...

Mobile iOS Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with product brilliance. An ideal candidate meets at least the following requirements: Expert in Swift, with deep knowledge of SwiftUI and UIKit. Proficient in performance optimization—memory, CPU, GPU—using low‐level tools to deliver blazing‐fast systems. Experienced in designing and shipping intuitive, pixel‐perfect mobile UIs that ...

Director of Growth

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£145,000 - £160,000 per annum
unlocking new growth opportunities. The Role Own the commercial strategy for a subscription-based streaming product, driving revenue growth and improving P and L performance Define and deliver the commercial roadmap, including pricing, positioning, and go-to-market strategy Lead cross-functional teams across product, marketing, analytics, finance … plans Develop and optimise subscription mechanics, including acquisition, retention, and churn reduction strategies Use data and insight to inform decision making, customer segmentation, and performance optimisation Influence senior stakeholders across the organisation, including C-suite, to align on strategy and delivery Identify new market opportunities, partnerships, and product ...

Java Developer - Payments

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £130000/annum
ability to design and implement production-grade services. Solid experience working with relational and document-oriented databases (SQL and NoSQL), including data modelling and performance optimisation. Experience building and operating containerised applications (e.g., Docker, Kubernetes), with a clear understanding of deployment, runtime behaviour, and production operations. Strong understanding … communication skills, able to engage across engineering, product, and senior business stakeholders. Nice to have: Experience with distributed caching solutions and patterns to improve performance and scalability in high-throughput systems. To find out more about Huxley, please visit (url removed) Huxley, a trading division of SThree Partnership ...

Unity Developer C# Mobile Games

Hiring Organisation
Pro Contract Jobs Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£60,000
ideas quickly, validate mechanics, and iterate based on player behaviour and data. You will implement core features and systems in Unity using C#, improve performance, fix bugs, and keep the codebase maintainable. You will help establish asset and development pipelines so the team can build content smoothly and consistently. … mini game logic where needed. Key responsibilities Rapid prototyping of mobile game concepts and gameplay loops Feature implementation in Unity with clean, high performance C# Iterating from user engagement and monetisation data where applicable Integrating advertising SDKs and analytics tools for measurement Establishing content pipelines, maintaining the project structure ...

Storage Engineer (NetApp)

Hiring Organisation
DXC
Location
Preston, Lancashire, North West, United Kingdom
Employment Type
Permanent
programme delivering project-based storage solutions within a secure environment. This role is focused exclusively on project delivery, including the design, implementation, migration, and optimisation of enterprise storage platforms. There are no operational support responsibilities associated with this position. The successful candidate will have strong hands-on experience with … NetApp technologies. Deliver storage infrastructure projects, including migrations, upgrades, technology refreshes, and transformation initiatives. Configure and deploy NetApp storage environments, ensuring scalability, resilience, and performance requirements are met. Implement storage replication, backup, recovery, and disaster recovery solutions. Work closely with server, virtualisation, network, and cloud teams to deliver integrated ...

Web Designer

Hiring Organisation
Reed
Location
Wynyard, Billingham, Cleveland, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £38,000 per annum, Inc benefits
corporate website, product ordering system, and internal intranet. This is a highly visible role where your work will directly influence customer experience, digital performance, and brand perception. Alongside core digital responsibilities, you’ll also contribute to the wider brand presence, including imagery, campaign assets, showroom materials, and marketing content. … environment Strong UX/UI capability with a user-first approach Proficiency in Figma and Adobe Creative Suite Knowledge of SEO, analytics, accessibility, and performance optimisation Confident communicator, able to engage both technical teams and senior stakeholders Detail-oriented with strong problem-solving skills Desirable Experience ...

Senior Voice AI Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £500 per day
doing: - Productionising a voice AI system from an existing PoC - Working with voice platforms such as ElevenLabs/Deepgram (or similar) - Improving real-time performance and reducing latency - Designing lightweight orchestration (simple, deterministic flows over complex prompt chains) - Integrating customer/internal data using RAG approaches - Optimising cost, reliability … experience with speech-to-text and text-to-speech APIs - Proven ability to deliver production-grade AI systems - Good understanding of latency and performance optimisation - Experience with RAG and data-driven AI architectures - Strong API integration skills and practical engineering mindset - Comfortable working with sensitive data in production ...

Lead Infrastructure Engineer - Manchester

Hiring Organisation
Adria Solutions
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum, Negotiable
Role Lead resolution of critical infrastructure incidents and root cause analysis Own virtualisation, cloud, backup, and platform operations Manage upgrades, capacity planning, and performance optimisation Present and govern high-risk changes through CAB processes Act as the senior escalation point for engineers and vendors Drive automation and operational ...

Senior Android Engineer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
deep knowledge of Android SDK Proven experience shipping mobile features at scale Strong understanding of modern Android architecture and design patterns Experience in performance optimisation and scalable UI Confident working in fast-moving, user-focused teams Bonus points for experience in accessibility, testing, or mobile CI/ ...

Flight Software Engineer

Hiring Organisation
Alexander Associates
Location
California, Stirlingshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience developing software in C and/or C++ Experience working with embedded systems and real-time software Understanding of software architecture, debugging, and performance optimisation Experience with Linux-based development environments Strong problem-solving skills and ability to work within multidisciplinary engineering teams Experience developing software ...

BMS Service Engineer

Hiring Organisation
Smart Search Technical Ltd
Location
Croydon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum Additional earnings available
tailored solutions that not only meet but exceed client expectations. Their expertise spans a wide array of building automation technologies, ensuring efficiency, sustainability, and performance optimization for commercial and industrial environments. By integrating advanced systems with smart technology, they help clients achieve energy savings, reduce carbon footprints, and enhance ...

Lead Engineer

Hiring Organisation
scrumconnect ltd
Location
Swansea, West Glamorgan, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 Annual
mentor a team of Back End developers Collaborate with product managers, architects, DevOps, and stakeholders Ensure adherence to coding standards, security practices, and performance benchmarks Drive CI/CD, automation, and DevOps best practices Review code, enforce quality standards, and manage technical debt Participate in hiring, onboarding, and team …/Azure/GCP ) Strong knowledge of Docker, Kubernetes , and container orchestration Expertise in database design ( SQL & NoSQL ) Strong understanding of security, scalability, and performance optimization Experience with Agile/Scrum and modern development practices Preferred Qualifications Experience in large-scale digital platforms or regulated environments (including exposure ...

Payments Product Manager - Online Payments

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
gateways, and third-party vendors Ensure compliance with SCA/PSD2, 3DS, PCI-DSS , and fraud prevention standards Support UAT, go-live, and ongoing performance optimisation Required Experience Proven experience as a Payments Product Owner/Manager focused on online payments Strong track record delivering PSP/gateway … Ecommerce payment flows (checkout, tokenisation, recurring payments) Card schemes (Visa, Mastercard, Amex) Digital wallets (Apple Pay, Google Pay) 3DS/SCA/authentication optimisation Payment decline management and retry logic Settlement, reconciliation, and chargebacks Experience improving checkout conversion and payment success rates Strong Agile delivery and stakeholder management experience ...

Principal Design Engineer - RF & High Power Amplifier Systems

Hiring Organisation
Verso Recruitment
Location
Watford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Principal Design Engineer – RF & High Power Amplifier Systems As a Principal Design Engineer, you will be responsible for the design and development of high-performance RF power amplifier systems across a broad frequency range, working on both existing and new product platforms. You'll collaborate with multidisciplinary engineering teams … solutions * Working across the full product lifecycle from concept, simulation and design through to test, validation and production * Conducting hands-on laboratory development, tuning, optimisation and fault finding * Supporting system integration activities involving RF, power electronics and control systems * Improving existing products to enhance performance, efficiency and reliability ...

Modem Stack Engineer

Hiring Organisation
Mars Recruitment
Location
Oxford, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum plus benefits
custom SDR-based networks. The successful candidate will work across embedded software, modem integration, and real-time communications environments to deliver high-performance and robust wireless solutions. Modem Stack Engineer e ssential experience: degree in Computer Engineering, Electronic Engineering, Telecommunications, Computer Science, or equivalent industry experience; strong proficiency … session management; familiarity with RTOS, embedded Linux, multi-threaded systems, and low-level debugging tools; experience using protocol analysers, logging frameworks, profiling tools, and performance optimisation techniques; strong analytical and debugging skills, with the ability to diagnose issues across multiple layers of the modem stack; ability to collaborate ...

Senior CRM Manager

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum
guide junior team members along the way. What you'll be doing: Developing multi-channel CRM strategies (email, push, SMS) Owning segmentation, journeys, and performance optimisation Turning data into clear, actionable insights Advising clients on CRM best practice and martech Presenting confidently to senior client stakeholders What ...

Linux Kernel Engineer

Hiring Organisation
Platform Recruitment
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £85000/annum
including for the trialing of new open-source technologies, as well as the prototyping of novel systems. Much of your work will focus on performance optimisation; strong C++ skills are critical for your success in this position . About you: 4+ years' commercial development experience Excellent kernel-level ...

Radio Frequency Engineer

Hiring Organisation
Reed Technology
Location
Leicester, Leicestershire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£55,000
devices Working across the full lifecycle: concept design test approval Developing solutions focused on low-power, microcontroller-driven systems Supporting RF testing, simulation, and performance optimisation Collaborating with firmware, production and wider engineering teams Ensuring designs meet regulatory and approval requirements Supporting manufacturing, testing and product release This ...

Murex Environment Manager / Technical Lead

Hiring Organisation
Access Computer Consulting
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day
candidate will possess deep technical expertise in Murex architecture, environment management, release coordination, middleware, and infrastructure support, with strong experience managing platform stability, deployments, performance optimization, and incident resolution in a global banking environment. You must have several years of IT experience, including a number of years supporting Murex ...