Performance Optimisation Jobs in the East of England

21 of 21 Performance Optimisation Jobs in the East of England

Chief Architect - CPU and OS Architecture

Cambridge, England, United Kingdom
IC Resources
This highly regarded, world leading, technology developer is urgently seeking a Chief Architect to head up their OS performance group based at their R+D centre in Cambridge. The Chief Architect will be responsible for overseeing the development, performance optimisation, simulation and modelling of a new mobile operating system. The Chief Architect will be working with a team … improving OS performance. Having completed you Degree/Masters/PhD in a relevant field you will have gained extensive experience working with CPU microarchitecture simulation (gem5, QEMU) and optimisation with some exposure to OS or mobile OS performance optimisation and simulation. Coupled with this you should be able to demonstrate significant mobile OS and/or More ❯
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Software Engineer

Wootton, Bedfordshire, UK
Copart UK Limited
backend and middleware development. Experience with React for building modern, scalable web applications. Experience using version control systems (e.g., GitHub or similar). Understanding of SEO principles and web performance optimisation. Excellent verbal and written communication skills. Strong eye for UX/UI design and website aesthetics. Collaborative attitude with the ability to build rapport across teams. Eagerness to More ❯
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Sr. OS Performance Expert

Cambridge, England, United Kingdom
Project People
systems. They are pioneering cutting-edge innovations in computing and are seeking exceptional talent to join their team. Your Role: You will play a crucial role in optimizing the performance of a new mobile operating systems. Your responsibilities include: Performance Optimization : Leverage your extensive experience to enhance system architecture, boost performance, and ensure efficient power consumption and … system principles to innovate and drive system improvements. Cutting-edge Innovation : Collaborate with top-tier teams to push the boundaries of mobile OS performance. Main Responsibilities : Enhancing Operating System Performance: Conduct in-depth research on runtime resource management and control policies. Investigate kernel task scheduling and SOC frequency modulation mechanisms. Analyze and collaborate between software/hardware co-design. … Identify and address Operating system performance bottlenecks. Design and implement solutions to ensure smooth and superior product performance. Researching OS Application Architecture: Build the competitiveness of key technologies in OS applications. Improve application interaction and dynamic user experience. Design and optimize high-performance core modules. Solve key technical problems in application architecture. Gain insights into industry trends and More ❯
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Senior Software Engineer

Luton, England, United Kingdom
Quest Global
Description C++14 or higher versions Visual Studio 2019, VxWorks, IBM DOORS, Azure DevOps, Git Strong programming expertise in C++14, with extensive experience using Visual Studio for development, debugging, and performance optimization. Proven ability to design, implement, and maintain embedded software on RTOS platforms such as VxWorks, including target integration and validation. Strong grasp of Object-Oriented Design (OOD) principles. More ❯
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Senior Software Engineer

Luton, England, United Kingdom
Quest Global
Tools Visual Studio 2019, VxWorks, IBM DOORS, Azure DevOps, Git Essential Skills and Qualifications Strong programming expertise in C++14 , with extensive experience using Visual Studio for development, debugging, and performance optimisation. Proven ability to design, implement, and maintain embedded software on RTOS platforms such as VxWorks , including target integration and validation. Strong grasp of Object-Oriented Design (OOD) principles. More ❯
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Senior Software Engineer

Luton, Bedfordshire, South East, United Kingdom
Quest Global Engineering Limited
Tools Visual Studio 2019, VxWorks , IBM DOORS, Azure DevOps , Git Essential Skills and Qualifications Strong programming expertise in C++14 , with extensive experience using Visual Studio for development, debugging , and performance optimisation. Proven ability to design, implement, and maintain embedded software on RTOS platforms such as VxWorks , including target integration and validation. Strong grasp of Object-Oriented Design (OOD) principles. More ❯
Employment Type: Permanent
Salary: £75,000
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Web Developer

St. Neots, Cambridgeshire, England, United Kingdom
Hybrid / WFH Options
ALH Recruitment Ltd
using HTML, CSS, JavaScript, and modern frameworks (e.g., React, Vue, etc.) Build and customise Wagtail, WordPress, Shopify,or other CMS-based sites Optimise sites for speed, SEO, and mobile performance Ensure cross-browser and cross-device compatibility Collaborate with design and content teams to implement UI/UX effectively Troubleshoot bugs, fix issues, and perform ongoing maintenance Integrate third … a plus) Strong knowledge of HTML5, CSS3, JavaScript, and responsive design Experience with CMS platforms like WordPress (custom theme development), Shopify,or Wagtail Understanding of SEO principles and website performance optimisation Familiarity with Git, hosting platforms(e.g., cPanel, Plesk,Cloudflare), and dev tools Ability to manage multiple projects and deadlines Problem-solver with a strong attention to detail More ❯
Employment Type: Full-Time
Salary: Salary negotiable
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Embedded Software Engineer

Luton, Bedfordshire, South East, United Kingdom
Certain Advantage
for fully documenting and recording your work products; keeping them underconfiguration managementand providing plans and progress reports. Strong programming expertise inC++14, with extensive experience usingVisual Studiofor development,debugging, and performance optimisation. Proven ability to design, implement, and maintainembedded softwareonRTOS platformssuch asVxWorks, including target integration and validation. Strong grasp ofObject-Oriented Design(OOD)principles. Strongunit testskills using tools such as More ❯
Employment Type: Permanent
Salary: £75,000
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Embedded Software Engineer

Luton, Bedfordshire, England, United Kingdom
Certain Advantage
your work products; keeping them under configuration management and providing plans and progress reports. Strong programming expertise in C++14, with extensive experience using Visual Studio for development, debugging, and performance optimisation. Proven ability to design, implement, and maintain embedded software on RTOS platforms such as VxWorks, including target integration and validation. Strong grasp of Object-Oriented Design (OOD) principles. More ❯
Employment Type: Full-Time
Salary: £80,000 per annum, Negotiable
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DevOps Engineer

Welwyn Garden City, England, United Kingdom
Hybrid / WFH Options
PayPoint plc
development, staging, and production environments • Manage containerized applications using Docker and Kubernetes orchestration • Implement security scanning and compliance checks within deployment pipelines • Collaborate with development teams to optimize application performance and reliability • Maintain and improve backup, recovery, and disaster recovery procedures • Support incident response and root cause analysis for production issues • Manage configuration management and secrets management solutions • Optimize … week out of 6) As well as making improvements to: • Deployment automation and release management processes • Application and infrastructure monitoring and observability • Security scanning and vulnerability management in pipelines • Performance optimization and capacity planning • Development team productivity through tooling and automation What we would like from you • Strong experience with CI/CD pipeline design and implementation (Azure DevOps More ❯
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Principal Developer FileMaker Pro

Bedfordshire, South East, United Kingdom
StrategicsIQ Ltd
developers, and drive technical excellence across the organisation. The ideal candidate will have extensive experience in FileMaker Pro , including database design, scripting, integrations (ODBC, RESTful APIs), server management, and performance optimisation. Strong expertise in security, automation, and user interface design is essential. Applicants should have proven experience leading development projects in both Agile and Waterfall environments. This is an More ❯
Employment Type: Permanent
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Software Engineer

Luton, Bedfordshire, England, United Kingdom
Gold Group Ltd
plans and progress reports. What experience you need to be the successful Software Engineer: Strong programming expertise in C++14, with extensive experience using Visual Studio for development, debugging, and performance optimisation. Honours degree or equivalent in Electronics Engineering or another STEM-based subject Proven ability to design, implement, and maintain embedded software on RTOS platforms such as VxWorks, including More ❯
Employment Type: Full-Time
Salary: £55,000 - £80,000 per annum
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C++ Embedded Software Engineer

Cambridge, Cambridgeshire, England, United Kingdom
Hybrid / WFH Options
Avanti
is a chance to work on meaningful, high-impact technology with a team that loves solving complex real-world challenges. What You’ll Be Doing Designing and developing high-performance embedded software in modern C++17 & Rust on Linux platforms Building real-time distributed systems that capture and analyse RF data at scale Working hands-on with cutting-edge hardware … curiosity is valued What You’ll Bring Essential: Strong C++ development skills (C++11/14/17) Strong familiarity with Linux systems Strong understanding of hardware interfaces, threading, and performance optimisation Nice to Have: Experience with Rust, or willingness to learn Background in RF systems, SDR, or signal processing Knowledge of networked or real-time systems Desire to … on offer up to £75k + benefits including: • Private medical insurance • 5% company private pension matching employee 5% • Electric Car Scheme • Cycle Scheme • 25 Days Holidays + BH • 10% performance related Discretionary Bonus For more information on this role, apply now or contact Kirstin at Avanti Recruitment. More ❯
Employment Type: Full-Time
Salary: £60,000 - £75,000 per annum
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Infrastructure/Server Engineer

Essex, South East, United Kingdom
Keystream Group Limited
environments (2016/2019/2022) Manage Active Directory, Group Policy, DNS, and DHCP services Support virtualisation platforms including VMware and Hyper-V Perform routine server patching, upgrades, and performance optimisation Collaborate with network and security teams to uphold system integrity Maintain accurate documentation of system configurations and procedures Essential Skills and Experience Demonstrable experience in enterprise-level More ❯
Employment Type: Contract
Rate: £350 - £400 per day
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Principal Software Engineer

Luton, England, United Kingdom
Hybrid / WFH Options
easyJet
practices while remaining hands-on with developing code where needed. Opportunities for innovation and value have already been identified across End-to-End Crew Planning, Operational Planning, Disruption Recovery, Optimisation and Automation & Efficiency — all of which are critical to improving operational resilience and crew experience. Product-led delivery is still relatively new to easyJet, and we’re seeking talented … Mentor and provide guidance to junior and mid-level engineers, fostering a culture of continuous learning and improvement. Own the technical delivery of key product features, ensuring they meet performance, security, and scalability requirements. Champion modern engineering practices (CI/CD, cloud-native, API-first, test automation) across the Airline Operations domain. Define and uphold coding standards and support … in everything that they do/Able to influence others to support the change by identifying the key stakeholders, explaining the rationale and the benefits of the change Business Performance – Understands the commercial reality of easyJet in terms of high volume, low cost and low margin/Keeps up to date with industry trends and considers this information for More ❯
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Backend Software Engineer

Cambridge, England, United Kingdom
Hybrid / WFH Options
Cumulocity
always up for learning something new. About the Job What can you expect from a role at Cumulocity? We will give you experience of writing robust commercial-quality, high performance code and tests in a variety of languages. You'll be a member of an agile scrum/kanban-style team, learning new skills as needed and picking up … Rust or Go is also valued. You should have some knowledge of back-end/server-side/systems programming topics such as distributed systems, multi-threading, memory and performance optimization . Our software is deployed to the cloud using Kubernetes , so we’re interested in candidates with expertise in Kubernetes, microservices, AWS , Docker, and the ability to productively More ❯
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Infrastructure Engineer

Cambridge, England, United Kingdom
Hybrid / WFH Options
RegGenome
to design, build, and scale our cloud-native infrastructure. You’ll manage and maintain Kubernetes clusters, improve CI/CD workflows using GitHub Actions, and help ensure the reliability, performance, and security of our systems. This is an ideal opportunity for someone with a strong software engineering mindset looking to deepen their expertise in infrastructure and DevOps as part … cloud infrastructure knowledge in either AWS or GCP. Nice to Have: Monitoring stack tools: Prometheus, Thanos, Loki, Alertmanager, Grafana. CI/CD experience with FluxCD (or ArgoCD). Database performance optimization and management experience. Qualities We Value: Solution-oriented mindset with a knack for solving tough problems. Openness to learning and a self-driven approach to mastering new technologies. More ❯
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Full Stack Web Developer (Next.js / Node.js)

Croydon, Cambridgeshire, UK
Al-Khair Foundation
features — from designing APIs to shipping polished frontends. Own full stack development with Next.js 15 (App Router), TypeScript, and Node.js/Nest.js. Design and integrate RESTful APIs, ensuring scalability, performance, and security. Work with PostgreSQL, MongoDB, Prisma, and Mongoose for data modeling and queries. Apply rendering strategies (SSR, SSG, ISR, PPR) to deliver fast, SEO-friendly apps. Optimize performance … ideally v15 with App Router). Hands-on with backend frameworks (Node.js/Nest.js). Experience with Prisma, PostgreSQL, MongoDB, and Mongoose. Solid grasp of API design, security, and performance optimization. Familiar with state management (Zustand, Redux, useContext). Exposure to project management tools (Jira, Linear, Notion, Trello, etc.). Startup mindset: self-driven, proactive, comfortable with ambiguity. Great More ❯
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Embedded QA Engineer

Cambridgeshire, United Kingdom
Hybrid / WFH Options
IO
Engineer to support the development and validation of safety-critical embedded software for AI and robotics applications. You'll play a key role in ensuring the reliability, safety, and performance of Runtime Assurance systems across diverse hardware and real-time environments. Key Responsibilities: Design, test, and validate embedded software for Runtime Assurance platforms. Ensure compliance with safety-critical standards … such as DO-178C, ISO 26262, and IEC 61508. Manage CI/CD pipelines and automated deployment across Software-in-the-Loop and Hardware-in-the-Loop systems. Develop performance and integration testing across simulation environments. Conduct code reviews, optimisation, and maintain high-quality software standards. Contribute to improvements in development processes, tools, and testing methodologies. Essential Experience … Test-Driven Development. Knowledge of test strategies, verification processes, and compliance with safety standards. Experience with static and dynamic code analysis tools. Desirable: Additional experience in infrastructure automation or performance optimisation. Familiarity with industry-standard code analysis and compliance tools. More ❯
Employment Type: Permanent
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Senior FullStack Engineer

St Albans, England, United Kingdom
Akkar
developer to join their team! Role Overview: Design, develop, and deploy end-to-end full-stack solutions for real-time robotics systems. Work across distributed backend services and high-performance frontend interfaces to enable reliable telemetry, control, and analytics for mission-critical workloads. What you will do: Collaborate with robotics, DevOps, and product teams to deliver mission-critical features … from concept to deployment Support the building and integration of scalable backend services to process real-time sensor and telemetry data Develop high-performance frontend components for command, control, and visualization Support the creation and maintainence of infrastructure, CI/CD pipelines, and testing frameworks for seamless deployment Optimize system performance, latency, and reliability across backend and frontend … time data processing, and scalable backend architectures Proficiency in modern frontend frameworks for real-time, responsive web apps (React, Vue, etc.) Familiarity with CI/CD, testing frameworks, and performance optimization Ability to work across software and hardware environments, integrating feedback from end users More ❯
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Content Marketing Manager

Watford, Hertfordshire, South East, United Kingdom
Zellis
designing exceptional employee experiences enabling them to unlimit whats next . We are on the hunt for a Content Marketing Manager who can turn powerful storytelling into tangible marketing performance by boosting awareness, engagement and demand for our flagship solution ZellisONE. Were looking for a creative, commercially minded content marketer who can humanise complex B2B technology concepts into thought … Youll lead on the creation of award submissions that showcase Zellis unique innovation, customer outcomes, and industry leadership across multiple categories and events. Youll use data insights to drive optimisation of messaging and overall content performance.Where necessary, refining tone, format and messaging for maximum resonance and conversion. Youll champion creativity and innovation by bringing bold, out-of-the-box … and events. KPIs We use qualitative and quantitative insights to drive content decisions and measure impact. This includes: Engagement:Views, downloads, time on page. Marketing pipeline:Attribution and content performance optimisation. Sales enablement usage:Adoption and usage of sales tools. Content velocity:On time delivery of content per project, campaign or solution launch. Messaging consistency:Adoption of and alignment More ❯
Employment Type: Permanent
Posted:
Performance Optimisation
the East of England
10th Percentile
£71,500
Median
£75,000