26 to 46 of 46 Performance Optimisation Jobs in High Wycombe

Stack Software Developer - for an exciting cutting edge Technology company in Cardiff. The Opportunity: You will play a critical role in ensuring the continued performance, security, and scalability of the platform, and you'll own the system’s evolution, from bug fixes and feature development to proactively identifying innovations … operational and leadership teams to translate business requirements into system developments. Key Responsibilities: System Maintenance and Enhancement: ● Manage day-to-day technical support and performance optimisation. ● Deliver enhancements and improvements from a prioritised backlog. ● Execute system upgrades to maintain compliance and address vulnerabilities. Risk Mitigation: ● Implement and maintain robust More ❯

Responsibilities Design, develop, and maintain responsive and scalable UI components using modern frameworks. Write clean, maintainable, and testable code with a strong focus on performance and user experience. Collaborate with cross-functional teams to define, design, and ship new features. Ensure code quality through unit tests, static code analysis … API integration CSS preprocessors (SASS, LESS) and styling libraries (CSS Modules, Styled Components, TailwindCSS) Nice to Have Contributions to open-source projects Experience with performance optimization and accessibility best practices RE Partners is a technology consulting firm for those leaders that want to become champions by choosing a partner More ❯

infrastructure in the space. What you’ll work on: Ultra-low latency trading systems Building and maintaining exchange connectivity across global venues Systems-level performance optimisation and tuning Working closely with Quant Researchers to support live trading What they’re looking for: Strong engineering skills in Rust (or … C++ with a genuine interest in Rust) Deep understanding of low-level systems and performance-critical environments Experience in HFT, trading infrastructure, or latency-sensitive systems A collaborative mindset – you’ll be working with both quants and fellow engineers daily The setup: Remote-first within Europe London preferred Highly More ❯

and backend engineers to define and deliver impactful features. Code Quality: Ensure code quality through code reviews, unit testing, and adherence to best practices. Performance Optimization: Identify and address performance bottlenecks to ensure a seamless user experience. Continuous Improvement: Stay updated with the latest industry trends and technologies More ❯

working with AWS cloud services, Storybook, GlueStack, and CI/CD pipelines. This is a hands-on role focused on component-driven UI development, performance optimization, and seamless integration with cloud-based backends. Key responsibilities: Develop responsive and performant user interfaces using React.js, TypeScript, and Tailwind CSS. Build and … services such as Lambda, S3, Cognito, Aurora, and API Gateway in the development workflow. Write clean, scalable, and maintainable code with a focus on performance and security. Participate in code reviews, testing, and documentation to maintain high-quality standards. Contribute to CI/CD setup and deployment automation using … tools like GitHub Actions, CodePipeline, or Jenkins. Follow DevSecOps practices and ensure compliance with security and access control requirements. Support application monitoring, troubleshooting, and performance tuning. Your Profile Essential skills/knowledge/experience: Hands-on experience in React.js, Hooks, and TypeScript. Proficient in Tailwind CSS for utility-first More ❯

the Ad-Tech space? Our client, a trailblazer in data-driven digital advertising, is scaling fast and investing heavily in its engineering team. With performance-led products that leverage ML at scale, this is a rare chance to shape platforms used globally, without the red tape of a big … APIs to enrich and automate key workflows – Collaborate across functions, including DevOps and ML, to deploy resilient, efficient systems – Champion quality with automated tests, performance optimisations and code reviews You Will Need The Backend Python Engineer will bring... – Strong Python experience building backend systems and data workflows – Working knowledge … sets – A collaborative mindset and drive to solve real-world problems at scale Why You’ll Love It – £65,000–£75,000 salary + performance bonus + equity – Flexible remote-first model (or hybrid if you prefer) – Private health, dental and vision insurance – 25+ days holiday + enhanced parental More ❯

regulatory reporting – all while keeping partner and customer experience top of mind. What You’ll Be Working On: Develop next-generation scalable, flexible, high-performance systems Own and enhance microservices powering risk identification and compliance tooling Design and improve screening/monitoring systems for customer and partner data Collaborate … cross-functionally with compliance, product, and engineering teams Build analytics and reporting tools for internal compliance officers Drive engineering best practices, system performance, and service reliability Contribute to team growth through code reviews, mentoring, and hiring efforts What We’re Looking For: 3+ years of software engineering experience, with … Hadoop, or Cassandra Experience working with AWS services (RDS, EC2, Step Functions, Kinesis) is a plus Strong background in testing, KPIs/SLOs, and performance optimization Prior exposure to compliance, fintech, or risk-based systems is a bonus Understanding of secure systems (authentication/authorization) is highly desirable Comfortable More ❯

user interfaces for web and mobile applications. Collaborate with designers and back-end developers to create visually appealing and functional websites. Optimize site speed, performance, and accessibility to improve user experience. Ensure consistency in brand styling across all digital platforms. Stay up to date with the latest front-end … functionality. Maintain version control using Git or similar tools. Supporting with the monthly cycle of website management, including but not limited to campaigns, and performance updates. About you: We would love you to be on the next stage of our journey with us, delivering the amazing products that we … experiences. Knowledge of cross-browser compatibility and web accessibility standards. Familiarity with RESTful APIs and front-end integration. Basic understanding of SEO and web performance optimization. Experience with Git/GitHub for version control. High attention to detail Strong problem-solving skills and attention to detail. Ability to work More ❯

ll be responsible for building robust systems, automating operations, and enhancing observability and deployment pipelines for modern cloud-native applications. Key Responsibilities: System Reliability & Performance: Maintain and scale critical services and infrastructure. Identify performance bottlenecks and work closely with product engineers to optimize applications. Kubernetes Operations: Administer, scale … Infrastructure as Code using Terraform . Deep understanding of Linux internals, standard networking protocols, and distributed systems architecture. Hands-on experience with automation and performance optimisation. Strong knowledge of SRE principles and methodologies. Experience with observability tools and telemetry systems. Exposure to Google Cloud Platform (GCP). Familiarity with More ❯

a strong focus on game logic. Collaborate with front-end engineers, game designers, and mathematicians to deliver fully integrated, high-performing gameplay features. Optimise performance and scalability to support high user loads. Write clean, testable code and contribute to CI/CD workflows. Stay informed on industry trends and … building game logic or high-throughput backend services. Understanding of probability and statistics as applied to game mechanics. Familiarity with secure server development and performance optimisation. Excellent communication skills and ability to work independently in a remote-first environment. Tech Stack & Tools Python (core language) Git for version control More ❯

Benefits 📍 Hybrid Working – 3 Days Onsite in Central London Join a global leader in financial data services as a C++ Developer on their high-performance Real-time Market Data team. This team powers the ingestion and delivery of over 40 billion market data messages daily, serving a global client … base with mission-critical solutions. In this role, you’ll work within a collaborative, cross-functional team to drive performance, scalability, and reliability improvements across core systems that underpin the global financial markets. What You’ll Be Doing Enhance global data delivery and storage platforms processing billions of daily … messages Troubleshoot and resolve real-time production issues to ensure high availability Deliver performance optimisations in a dynamic, high-volume environment Collaborate closely with Developers, QA, DevOps, and Support teams on robust system solutions What We’re Looking For Degree in Computer Science (or equivalent experience) 2+ years of More ❯

Native developers, fostering a collaborative and high-performing environment. Set clear goals and objectives for the mobile frontend team, and provide regular feedback and performance evaluations. Collaborate closely with product managers, designers, and backend developers to deliver engaging and feature-rich mobile applications. Drive the architecture and technical decisions … record of leading and motivating development teams. In-depth understanding of React Native framework, JavaScript, and mobile development best practices. Experience with mobile app performance optimization, debugging, and troubleshooting. Proficiency in version control systems (e.g., Git) and agile development methodologies. Excellent communication and interpersonal skills, with the ability to More ❯

architecture and engineering Stakeholder Collaboration: Work closely with product managers, business analysts, and other stakeholders to gather requirements and translate them into technical specifications. Performance Optimization: Monitor system performance and implement improvements to ensure high availability, reliability, and efficiency of software applications. Security and Compliance: Ensure that all More ❯

Experience with cloud-based database solutions and services (e.g., Azure SQL) expertise with relational databases (e.g., MS SQL) Managing SQL backups, database integrity, and performance optimization. Automation of routine daily checks/tasks. Desirable Tech: Knowledge of Excel for input/output data handling Familiarity with Azure Data Warehousing … support to developers, analysts, and testers. Review and deploy Database SQL Git Pull Requests to production environments. Evaluate and enhance database design for improved performance and maintainability. Ensure database integrity, security, and reliability through proactive management. Maintain and manage SQL databases, including SQL jobs and data changes in production. … Optimize SQL performance, conduct capacity planning, and implement performance improvements. Manage database builds, rollouts, and define SQL standards and deployment processes. Automate routine daily checks and tasks to improve operational efficiency. Oversee SQL backups and Azure SQL server auto-scaling. Implement changes to enhance data security and compliance. More ❯

passionate people with the drive to match our ambitions and initiative to realise your individual potential. Position Overview Continually improving the visual quality and performance of Football Manager is one of our main goals, and we are looking for an experienced, passionate graphics software engineer to join our team. … including character rendering, lighting, post-processing, and materials. Develop and optimize shaders and rendering code in Unity for multiple platforms. Profile and optimize rendering performance and memory usage across target platforms. Build and maintain tools to improve artist workflows. Implement automated tests and asset validation tools. Debug rendering issues … and ensure visual fidelity within performance constraints. Collaborate with artists and engineers to create scalable, high-quality rendering solutions. Knowledge, Skills, and Experience Essential: Extensive professional experience using C# as the main language. Significant experience as a graphics software engineer, having shipped at least one game using Unity on More ❯

Stack Developer with deep experience in Django and React Native (Expo) . You’ll be joining a small, fast-moving team building complex, high-performance systems in the fintech space. This is not a role for someone who needs hand-holding or detailed specs - it’s for someone who … and modular systems for financial products. Collaborating closely with product, design, and engineering leadership to ship meaningful features quickly. Making architectural decisions that balance performance, maintainability, and security. Writing clean, testable, well-documented code and reviewing PRs with a high bar for quality. Operating effectively in a high-expectation … APIs, authentication flows, and state management on mobile. Comfort with CI/CD pipelines, testing, and deployment best practices. Strong understanding of data models, performance optimization, and system design. Ability to operate with urgency and autonomy. You deliver without waiting to be told what to do. Bonus Points Prior More ❯

hardware/software •Create implementation runbooks •Automate deployment of configuration and validation across network landscape •Integrate new technologies into existing network systems to enhance performance and reliability Performance Optimization •Analyze and improve network performance to ensure seamless operational efficiency •Identify and implement best practices for network management More ❯

support and clarification for developers by interpreting and refining business and functional requirements. Design and develop integration solutions using the MuleSoft platform, ensuring high performance, scalability, and code maintainability. Oversee the full development lifecycle including architecture, implementation, unit testing, performance optimization, and ongoing system monitoring. Offer technical expertise More ❯

have a strong background as a Salesforce Architecture Consultant. You will have experience in how to design and guide the implementation of scalable, high-performance Salesforce solutions. This role requires deep technical expertise, strategic thinking, and the ability to collaborate with both technical teams and business stakeholders to deliver … knowledge of Salesforce products and capabilities, including custom development (Apex, LWC), APIs, and integrations with third-party systems. Strong understanding of data architecture, security, performance optimization, and multi-cloud implementations. Experience working with Agile/Scrum methodologies. Excellent communication and stakeholder management skills. Ability to balance technical innovation with More ❯

of AI, we want you on board! Job Description We are seeking an experienced Neural Network Optimization Engineer who will specialize in enhancing the performance, latency, and throughput of neural network inference workflows. The ideal candidate will have substantial hands-on experience optimizing inference workloads using technologies such as … to ensure that our machine learning models run at peak efficiency and reliability in production environments. ‍ Key Responsibilities Optimize neural network models for inference performance and latency reduction Implement model quantization methods (e.g., INT8, FP8) to maximize computational efficiency. Benchmark, analyze, and improve inference performance on targeted hardware … expertise with TensorRT, Triton language, CUDA programming. Experience with neural network quantization techniques. Proficiency in Python and PyTorch. Deep understanding of GPU architectures and performance optimization. Excellent problem-solving skills and ability to analyze performance bottlenecks. ‍ What We Offer Competitive salary. Opportunities for professional growth and development. A More ❯

and development of their core platforms, including APIs, payment gateways, and switching infrastructure. About the Role: You will lead the design of scalable, high-performance platforms, ensuring they align with strategic business goals. You’ll provide hands-on technical leadership, shape the enterprise architecture roadmap, and guide teams in … Java, or similar languages, with a broad technical skillset spanning frontend and backend development. Strong understanding of systems integration, middleware, caching, databases, and web performance optimisation. Experience within the payments space is highly desirable. Comfortable navigating complex and ambiguous environments to provide clear architectural direction. Skilled at aligning technical More ❯