176 to 200 of 239 Performance Optimisation Jobs in England

seeking a highly skilled and motivated Rust Developer to develop a cutting-edge next generation in-house trading engine. The role focuses and developing and deploying a scalable, high-performance code, optimizing system architecture and modularity to ensure seamless operations and functionality. The ideal candidate will be self-driven, motivated, responsible and highly responsive, working independently to develop and … day-to-day trading operations run smoothly. Ownership of Engine Components: Grow into ownership of existing or newly developed trading engine components, such as pricing, market-making, hedging, etc. Performance Optimization: Continuously monitor and optimize trading engine performance. Systems Refactorization: Work on appropriate code modularization, versioning, deployment and test processes. Collaboration with Trading: Work directly with the trading team More ❯

seeking a highly skilled and motivated Rust Developer to develop a cutting-edge next generation in-house trading engine. The role focuses and developing and deploying a scalable, high-performance code, optimizing system architecture and modularity to ensure seamless operations and functionality. The ideal candidate will be self-driven, motivated, responsible and highly responsive, working independently to develop and … day-to-day trading operations run smoothly. Ownership of Engine Components : Grow into ownership of existing or newly developed trading engine components, such as pricing, market-making, hedging, etc. Performance Optimization : Continuously monitor and optimize trading engine performance. Systems Refactorization: Work on appropriate code modularization, versioning, deployment and test processes. Collaboration with Trading : Work directly with the trading team More ❯

seeking a highly skilled and motivated Rust Developer to develop a cutting-edge next generation in-house trading engine. The role focuses and developing and deploying a scalable, high-performance code, optimizing system architecture and modularity to ensure seamless operations and functionality. The ideal candidate will be self-driven, motivated, responsible and highly responsive, working independently to develop and … day-to-day trading operations run smoothly. Ownership of Engine Components: Grow into ownership of existing or newly developed trading engine components, such as pricing, market-making, hedging, etc. Performance Optimization: Continuously monitor and optimize trading engine performance. Systems Refactorization: Work on appropriate code modularization, versioning, deployment and test processes. Collaboration with Trading: Work directly with the trading team More ❯

models (LLMs) and AI agents to enhance high-stakes human workflows. This is a user-first, AI-augmented product-your work will translate abstract reasoning tasks into intuitive, high-performance tools that empower experts across research domains. You will lead the development of the frontend and collaborate closely with engineers, AI scientists, product designers, and end users. This is … comprehensive test suites (Jest, React Testing Library, Cypress). Experience with core AWS services (e.g., EC2, S3, Lambda) and infrastructure-as-code using AWS CDK. Experience with system design, performance optimization, observability, and operational excellence during parallel LLM streams. Strong intuition for UX design and a demonstrated commitment to building delightful, workflow-first products. Excellent communication skills and collaborative More ❯

with existing team to ensure smooth transition handover at termination of contract Contribute to CI/CD workflows using Azure Pipelines within an Azure cloud environment. Optimize application for performance, scalability, and accessibility. Troubleshoot and resolve issues across the front end, supporting integration points with back-end services. Maintain design consistency, usability, and accessibility standards across applications. Requirements Proven … of .NET (C#) and how React applications integrate with it. Familiarity with Azure environments, ideally including Azure Pipelines for CI/CD. Strong understanding of responsive design, accessibility, and performance optimization. Familiaity with calender page optimisation A team player with good communication skills More ❯

with existing team to ensure smooth transition handover at termination of contract Contribute to CI/CD workflows using Azure Pipelines within an Azure cloud environment. Optimize application for performance, scalability, and accessibility. Troubleshoot and resolve issues across the front end, supporting integration points with back-end services. Maintain design consistency, usability, and accessibility standards across applications. Requirements Proven … of .NET (C#) and how React applications integrate with it. Familiarity with Azure environments, ideally including Azure Pipelines for CI/CD. Strong understanding of responsive design, accessibility, and performance optimization. Familiaity with calender page optimisation A team player with good communication skills More ❯

business is actively expanding as there is additional headcount for a number trade platform specialist Java Development with a focus on either/or Quantitative Development or low-latency performance optimization. You will be working on greenfield projects to build out and enhance their low latency trading systems. THE ROLE: Working in a fast-paced trading environment as a … tune trading strategies across both spot and derivative markets. Based directly on the trading floor, you will play a crucial role in enhancing execution logic, automating workflows, and ensuring performance at scale for a high-frequency, multi-exchange setup. You will focus on optimising every component of the trading stackincluding multi-threading, network communication, order processing, and execution logicto … achieve ultra-low latency and high throughput. Robust monitoring, alerting, and performance tracking ensure system reliability. The team has deep expertise in trading protocols, messaging systems, network architectures, and concurrent computing to support a complex, high-frequency trading landscape. KEY RESPONSIBILITIES: Build and refine algorithmic trading models for use across various digital asset exchanges Improve and maintain dynamic hedging More ❯

days onsite per week Start: ASAP Duration: 6 - 12 months Rate: £540 per day, inside IR35 Were looking for an HPC Technical Lead with deep expertise in High-Performance Computing platforms , Docker containerization , Azure infrastructure , and Linux systems . This role is ideal for a technical leader who thrives in designing, building, and managing cutting-edge HPC environments. Key … systems planning, configuration, management, and maintenance . Ensure system security, scalability, and reliability across Azure and Linux infrastructures . Design, build, and optimize Docker containers , maintaining images, versions, and performance standards. Provide technical support, troubleshooting, and performance optimization across HPC environments. Collaborate with cross-functional teams to integrate DevOps, automation, and cloud best practices. Your Profile Essential Skills More ❯

find all the relevant information in the description below. - 12 months Rate: £540 per day, inside IR35 Were looking for an HPC Technical Lead with deep expertise in High-Performance Computing platforms , Docker containerization , Azure infrastructure , and Linux systems . This role is ideal for a technical leader who thrives in designing, building, and managing cutting-edge HPC environments. … systems planning, configuration, management, and maintenance . Ensure system security, scalability, and reliability across Azure and Linux infrastructures . Design, build, and optimize Docker containers , maintaining images, versions, and performance standards. Provide technical support, troubleshooting, and performance optimization across HPC environments. Collaborate with cross-functional teams to integrate DevOps, automation, and cloud best practices. Your Profile Essential Skills More ❯

communication skills. Able to take a concept from discussion to high-quality code delivery. Desirable Degree in Computer Science, Software Engineering, or related discipline highly desirable Experience in high-performance or complex systems. Familiarity with algorithmic analysis and performance optimisation. Work Arrangements Remote: or Hybrid your choice but you must be UK based. Inside IR35 contract. If you More ❯

communication skills. Able to take a concept from discussion to high-quality code delivery. Desirable Degree in Computer Science, Software Engineering, or related discipline highly desirable Experience in high-performance or complex systems. Familiarity with algorithmic analysis and performance optimisation. Work Arrangements Remote: or Hybrid your choice but you must be UK based. Inside IR35 contract. If you More ❯

Trafalgar Talent is recruiting for a progressive, subscription-based tech company thats enhancing how users interact with web platforms through secure, high-performance solutions. As a Senior React Developer , you'll be pivotal in architecting, building, and optimizing advanced web applications using React and TypeScript. You'll take on complex engineering challenges, influence architectural decisions, and contribute directly to … Will Include: Designing and implementing scalable front-end solutions using React , TypeScript , and modern tooling (e.g. Redux, Webpack, Jest). Breaking down complex, ambiguous problems into clean, testable components. Performance tuningboost UI responsiveness, decrease load times, and streamline data management. Selecting and integrating third-party tools and libraries wisely, balancing trade-offs effectively. Understanding and debugging unfamiliar code quickly … and test coverage. Conducting thorough code reviews and mentoring junior engineers to elevate overall team quality. Advancing web security by proactively applying secure coding and privacy-first practices. Tracking performance metrics and monitoring application regressions. What Were Looking For: A minimum of 5 years experience with React and TypeScript , especially in performance optimization. Deep understanding of web architecture More ❯

services, and runtime systems that power first-party metaverse applications. As a Software Engineer on the Runtime & Asset Pipeline team , youll contribute to improving system reliability, runtime stability, and performance of immersive applications built with Unity and C#. You'll collaborate closely with teams across Europe and North America and be a first responder in diagnosing and resolving runtime … issues across the stack. Key Responsibilities: Contribute to runtime stability and performance optimization for complex Unity-based VR applications. Diagnose and resolve technical issues across C#, C++, and internal tools. Collaborate with cross-functional teams to improve asset pipeline tooling and runtime systems. Work on system profiling, debugging, and performance tuning. Support CI/CD efforts including build … a generalist engineer with the ability to operate across multiple technologies and domains. Requirements: Strong software development experience in C# and Unity . Experience with C++ and familiarity with performance profiling and system diagnostics. Experience debugging complex systems and optimizing runtime environments. Familiarity with CI/CD concepts such as build pipelines, alerts, and automation. Proficiency in tools such More ❯

commercial experience Knowledge of common Go routine and channel patterns, frameworks and tools Writing scalable, robust, testable, efficient, and easily maintainable code Translating software requirements into stable, working, high performance software Strong knowledge and experience with HTTP/networking/proxies Good skills in tracing and performance optimisations Ability to work with a large codebase/databases Advantageous More ❯

implementing scalable, secure, and effective HR technology solutions that align with organisational goals. This role bridges the gap between HR business needs and IT capabilities, ensuring that systems support performance management, payroll, compensation and benefits, JML and employee engagement strategies. Key Responsibilities: Solution Design & Architecture Analyse HR business requirements and translate them into technical solutions. Design system architectures for … to gather requirements. Present architectural solutions in an accessible language to non-technical stakeholders. Provide technical leadership and guidance throughout the solution lifecycle. Governance & Documentation Ensure solutions meet security, performance, and regulatory standards (e.g., GDPR). Document architectural decisions, workflows, and technical guidelines. What you'll need to succeed Technical Expertise Deep knowledge of HRIS systems and cloud platforms … e.g., Azure, AWS). Proven experience of at least 2 HRIS implementations, preferably with global organisations Experience with APIs, microservices, and enterprise integrations. Familiarity with data privacy, compliance, and performance optimisation. Soft Skills Strong strategic thinking and problem-solving abilities. Excellent communication and stakeholder management skills. Ability to work in agile and cross-functional environments. Education & Certification Bachelor's More ❯

implementing scalable, secure, and effective HR technology solutions that align with organisational goals. This role bridges the gap between HR business needs and IT capabilities, ensuring that systems support performance management, payroll, compensation and benefits, JML and employee engagement strategies. Key Responsibilities: Solution Design & Architecture Analyse HR business requirements and translate them into technical solutions. Design system architectures for … to gather requirements. Present architectural solutions in an accessible language to non-technical stakeholders. Provide technical leadership and guidance throughout the solution lifecycle. Governance & Documentation Ensure solutions meet security, performance, and regulatory standards (e.g., GDPR). Document architectural decisions, workflows, and technical guidelines. What you'll need to succeed Technical Expertise Deep knowledge of HRIS systems and cloud platforms … e.g., Azure, AWS). Proven experience of at least 2 HRIS implementations, preferably with global organisations Experience with APIs, microservices, and enterprise integrations. Familiarity with data privacy, compliance, and performance optimisation. Soft Skills Strong strategic thinking and problem-solving abilities. Excellent communication and stakeholder management skills. Ability to work in agile and cross-functional environments. Education & Certification Bachelor's More ❯

network services while integratingSD-WAN, cloud networking, and AI-driven automationto supportglobal business operations. The leader will overseenext-generation network architecture, operations, and transformation, ensuring a seamless and high-performance connectivity experience. Key Responsibilities: Strategic Leadership & Transformation: Define and execute amodern network platform strategy, integratingcloud networking, software-defined networking (SDN), and AI-driven automation. Ensureend-to-end network automationto … and error budgets. Implementreal-time incident detection and responseusing AI-driven network analytics. Ensurehigh availability, network resilience, and 24x7 operational support. Develop afollow-the-sun support model, ensuringglobal network performance optimization. Implementnetwork observability and predictive analyticstoproactively prevent outages. Security, Compliance & Risk Management: Drivezero-trust security frameworks, ensuringsecure and resilient network access. Ensure adherence toISO 27001, NIST, SOC 2, GDPR … best practices. Collaborate withcybersecurity teamsto enhancenetwork threat detection and mitigation. Implementautomated security policy enforcement, reducing human intervention in risk mitigation. Financial & Vendor Management: Optimizenetwork infrastructure spending, ensuringcost-effective, high-performance connectivity. Leadvendor selection, contract negotiation, and vendor relationship management. Ensurenetwork services align with business goals, optimizingROI and cost efficiency. Leadership & Talent Development: Build and mentor ahigh-performing network engineering More ❯

them once live. Collaborate with the platform engineering team developing a true CI/CD process. Ensuring everything you write is testable, whether this be unit, integration, UI or performance tests. Knowledge, Skills and Experience Essentials Significant commercial experience in .NET with C# Experience with N-Tier architecture/SOA Knowledge of relevant design patterns Excellent understanding of OOP … concepts Demonstrable experience of building Web Services, WebAPI and WCF Database experience, working with both SQL and NoSQL Expertise in performance optimization Source Control, must be confident using Git for all roles Experience working in an Agile or Kanban environment Knowledge of software and application design and architecture An excellent communicator, both verbal and written Hard working and willing More ❯

advisors to our customers, providing guidance on industry trends, emerging technologies, and innovative solutions, you will be responsible for leading the implementation process, ensuring adherence to best practices, optimizing performance, and managing risks throughout the project. These professional services engagements will focus on customer solutions such as Data and Business intelligence, machine Learning and batch/real-time data … including our Conversations on Race and Ethnicity (CORE) and AmazeCon (gender diversity) conferences, inspire us to never stop embracing our uniqueness. Mentorship & Career Growth: We're continuously raising our performance bar as we strive to become Earth's Best Employer. That's why you'll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you … project management experience - Proficiency in a wide range of AWS services (e.g., EC2, S3, RDS, Lambda, IAM, VPC, CloudFormation) - Experience with automation and scripting (e.g., Terraform, Python) - Expertise in performance optimization and cost management for cloud environments - Ability to manage multiple projects and priorities in a fast-paced environment - AWS Professional level certifications (e.g., Solutions Architect Professional, DevOps Engineer More ❯

effectively and adhere to architectural standards. API Development & Management: Designing, developing, and deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that More ❯

effectively and adhere to architectural standards. API Development & Management: Designing, developing, and deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that More ❯

effectively and adhere to architectural standards. API Development & Management: Designing, developing, and deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that More ❯

effectively and adhere to architectural standards. API Development & Management: Designing, developing, and deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that More ❯

effectively and adhere to architectural standards. API Development & Management: Designing, developing, and deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that More ❯

critical thinking to complex challenges, proactively identify improvements, and contribute to the continued evolution of our platform. What you'll do: Design, build, and scale integrations between our high-performance distributed systems and third-party platforms. Contribute to new feature development, architectural improvements, and integration tooling enhancements. Maintain clean, high-quality, and well-documented codebases with a focus on … break down complex problems into actionable steps. Self-motivated, with the initiative to learn and adapt quickly in a rapidly evolving environment. Interest in ad tech, systems integration, and performance optimization. Collaborative, team-oriented mindset with a willingness to take ownership and drive projects to completion. At Quantcast, we craft offers that reflect your unique skills, expertise, and geographic … location. On top of a competitive salary, this position includes eligibility for a performance bonus, equity, and a comprehensive benefits package. Depending on your location, this may include generous vacation, medical, dental, and vision coverage, and retirement plans. For more details, visit our Careers page and see how we support our team. Please see the Applicant Privacy Notice for More ❯