151 to 175 of 270 Performance Optimisation Jobs in the UK

FPGA Firmware Engineer

Hiring Organisation
Saxon Recruitment Solutions
Location
Ulverston, Cumbria, North West, United Kingdom
Employment Type
Permanent
Salary
£70,000
throughput digital signal processing (DSP), beamforming, and robust operation in demanding subsea environments. The FPGA Engineer will contribute to the development of reliable, high-performance embedded systems deployed in offshore, marine, defence, and scientific applications. What you'll do: 1. FPGA Architecture & Real-Time Signal Processing Develop FPGA designs … processing Beamforming algorithms Pulse compression and matched filtering Implement high-speed streaming data pipelines Optimise fixed-point arithmetic for deterministic real-time performance Design low-latency architectures suitable for active sonar systems. 2. High-Speed Interface Development Implement and validate interfaces such as: High-speed ADC/DAC interfaces ...

Android Developer

Hiring Organisation
Expedia Group
Location
City of London, London, United Kingdom
evolution of AI-enabled capabilities across the mobile platform. In this role, you will: Architect, design, and deliver advanced Android mobile solutions, ensuring scalability, performance, and maintainability across Expedia Group’s travel platforms. Lead technical direction for multi-service and cross-domain initiatives, influencing architectural decisions and setting coding … real world products. Preferred Qualifications: Strong proficiency in Kotlin Advanced proficiency with Jetpack components/Jetpack Compose, Android UI/UX best practices, and performance optimisation Deep understanding of Android app architecture patterns (e.g., MVVM, MVI, MVP) Prior experience in the search domain or travel industry, such ...

C# .NET Developer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Support and troubleshoot production systems and live environments Collaborate with global teams including infrastructure, support, and business users Contribute to system improvements, upgrades, and performance optimisation Essential Skills Strong experience with C#/.NET Proven experience with WPF and/or WinForms Experience developing desktop-based applications Ability ...

Contract iOS Engineer - Central Government Project (Inside IR35)

Hiring Organisation
Morson Edge
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£450 - 500 per day
Strong understanding of secure coding practices and data protection considerations Desirable: Experience with CI/CD pipelines and automated testing for iOS Knowledge of performance optimisation and scalability in mobile apps Previous experience delivering services to large user bases What You'll Bring: A pragmatic, delivery-focused mindset ...

Senior Product Manager

Hiring Organisation
Apply Recruitment
Location
Greater Manchester, England, United Kingdom
pragmatic exceptions) Delivery collaboration (Agile ways of working, enabling teams without blocking) Key Activities: Define Platform Strategy, Roadmap & Technical Direction Lead Continuous Improvement & Platform Performance Optimisation Platform Governance & Quality Assurance Vendor Management - Driving value from ServiceNow contract, managing licensing, and implementation partners Support Release, Environment & Lifecycle Management Support ...

Senior Product Manager

Hiring Organisation
Apply Recruitment
Location
East Midlands, England, United Kingdom
pragmatic exceptions) Delivery collaboration (Agile ways of working, enabling teams without blocking) Key Activities: Define Platform Strategy, Roadmap & Technical Direction Lead Continuous Improvement & Platform Performance Optimisation Platform Governance & Quality Assurance Vendor Management - Driving value from ServiceNow contract, managing licensing, and implementation partners Support Release, Environment & Lifecycle Management Support ...

Senior C++ Programmer

Hiring Organisation
IT Search & Select
Location
Cambridge, Cambridgeshire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
mindset: improving quality without disrupting delivery Strong communication skills and the ability to lead and mentor a team Nice to have: Experience with multithreading, performance optimisation, or low-level systems Familiarity with Linux development environments Exposure to static analysis, sanitizers, fuzzing, or property-based testing Why Join High ...

Embedded Software Engineer

Hiring Organisation
Premier Group
Location
Crawley, England, United Kingdom
C++/C. Experience working with real-time systems and scheduling (RTOS concepts or similar). Understanding of memory management, timing constraints, and performance optimisation in embedded environments. Experience with board bring-up, hardware validation, and fault finding. Familiarity with reading schematics and working alongside electronics engineers. Experience ...

React Front End Developer (Headless PWA/GraphQL)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Northampton, Northamptonshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £47,500 per annum
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. What ...

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 ...

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. ...

SQL Developer

Hiring Organisation
Big Red Recruitment Midlands Limited
Location
Leicestershire, Market Harborough, United Kingdom
Employment Type
Permanent
Salary
£50000/annum £50,000
technical perspective, the role is heavily SQL focused. You’ll be working with complex queries, stored procedures, reporting processes, ETL/data integration, and performance optimisation. There’s also scope to get involved with Power BI, reporting enhancements, and wider systems support work depending on your interests and experience. ...

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 ...

Application Support Engineer – Workday

Hiring Organisation
Venturi
Location
Leeds, England, United Kingdom
Engineer to support and enhance its HR systems environment, with a primary focus on Workday and related SaaS platforms. The role involves maintaining system performance, resolving issues, supporting users, and contributing to continuous improvement initiatives across enterprise applications. Key Responsibilities Application Support Provide 1st–3rd line support for Workday … issues Manage incidents, service requests, and system monitoring activities Perform root cause analysis and coordinate with vendors or technical teams where required Support application performance optimisation and service continuity User & Operational Support Manage user access, permissions, and onboarding activities Support end users with queries and best-practice guidance ...

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 ...

Microsoft Dynamics Consultant

Hiring Organisation
Propel
Location
London Area, United Kingdom
major ERP transformation programme on an 8-month contract. This is a fantastic opportunity to play a key role in driving finance system optimisation, automation, and process excellence within an international environment 🌍 🔍 What we’re looking for: • Microsoft Dynamics 365 Business Central expert with 4+ years’ hands-on experience … finance systems, and internal platforms) • Drive automation initiatives using Power Platform • Deliver training and support to finance users • Contribute to system improvements, upgrades, and performance optimisation ✈️ Additional Info: • International travel required • Hands-on role within a collaborative ERP and Finance team ...

Junior/Mid iOS Developer - Manchester or Belfast

Hiring Organisation
Tenth Revolution Group
Location
Manchester Area, United Kingdom
/UX aligned with Apple guidelines Integrating applications with backend services, APIs, and third-party libraries Conducting thorough testing, debugging, and optimising application performance across iOS devices Creating and maintaining technical documentation for code and processes Ensuring applications comply with App Store guidelines and security standards Staying … ongoing maintenance Proficiency with Git and collaborative development workflows Experience in writing unit tests, UI tests, and debugging complex issues Strong understanding of performance optimisation, memory management, multithreading, and concurrency in iOS Knowledge of app release processes, submission flows, and compliance requirements Strong communication skills and ability ...

Senior iOS engineer

Hiring Organisation
Early
Location
London, England, United Kingdom
embrace that shift. What You'll Do Build and maintain our native iOS app in Swift and SwiftUI, with modern concurrency Shape the architecture, performance, and quality of a consumer-grade health platform Work closely with designers, product managers, scientists, and backend engineers Integrate with connected hardware over Core … track record shipping production apps used by real customers Experience with Health or another heavily regulated environment. Solid grasp of mobile architecture, testing, and performance optimisation Comfortable working across product, design, and engineering, with strong attention to craft Excited by AI-assisted development and comfortable using Claude Code ...

OT Maintenance Technician

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Plymouth, Devon, United Kingdom
Employment Type
Contract
Contract Rate
GBP 250 - 350 Daily
teams including OT Engineers, ICA, mechanical and electrical technicians to prioritise and deliver maintenance activities Apply electrical, instrumentation, and process system knowledge to optimise performance and minimise system risks Conduct or support root cause analysis (RCA) of equipment failures and take ownership of corrective actions Engage with OT leadership … critical infrastructure environments is desirable Desirable Experience Knowledge of UK NIS (Network and Information Systems) Regulations Experience with industrial cybersecurity practices Exposure to asset performance optimisation and continuous improvement initiatives What We're Looking For A resilient and adaptable professional who thrives in fast-paced environments A proactive ...

Principal Engineer - Fortinet

Hiring Organisation
Telent Technology Services Limited
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Permanent
7. Reporting into the Head of Focal Engineering, the Fortinet Principal Engineer will be responsible for leading the design and delivery of secure, high-performance Fortinet SD-WAN solutions for our enterprise and public sector customers. This is a hybrid working role, with a requirement … trust concepts) Experience designing large-scale, resilient, multi-site network architectures Strong ability to produce HLDs, LLDs, and technical design documentation Excellent troubleshooting and performance optimisation skills Strong stakeholder management and communication skills (technical and non-technical audiences) What we offer: A career at Telent can span many ...

Engineer

Hiring Organisation
Teksystems
Location
North West, United Kingdom
Employment Type
Contract
mitigation for agentic workflows Technical Skills & Experience Full-Stack Engineering Strong proficiency in Java/Spring Boot REST APIs, event-driven services, security, and performance optimisation Solid React development skills and API integration Experience with relational and in memory databases (PostgreSQL, Redis) Messaging and streaming platforms Kafka ...

Head of IT (UK, Belgium & Netherlands)

Hiring Organisation
Hays
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
organisational priorities. Demonstrated experience in developing IT strategies and translating them into practical business plans. Strong vendor management expertise, including consolidation initiatives and supplier performance optimisation. Experience leading complex change and transformation programmes, with the ability to manage stakeholders and navigate conflict effectively. Proficiency in IT Service Management frameworks ...

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 ...