226 to 240 of 240 Performance Optimisation Jobs in London

Frontend Engineer

Hiring Organisation
Hyre AI Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £95000/annum + Equity
talented engineers, and to help build the future of their core offering. Your Responsibilities Owning the full frontend surface from design system foundations to performance to deployment. Translating UI/UX designs into clean, efficient, and maintainable code. Developing accessible and high-performing user interfaces across devices. Optimising application … performance and ensuring cross-browser compatibility. Identifying, troubleshooting, and resolving front-end issues efficiently. Decision making on authentication strategies and secure session/token approaches (e.g. JWT/JWE, token rotation). Collaboration with designers, developers, and stakeholders to deliver seamless digital experiences. Enforcing and maintaining best practices ...

Founding Frontend Engineer

Hiring Organisation
Hyre AI Limited
Location
EC2M, Bishopsgate, Greater London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £90000/annum Plus Equity
talented engineers, and to help build the future of their core offering. Your Responsibilities Owning the full frontend surface from design system foundations to performance to deployment. Translating UI/UX designs into clean, efficient, and maintainable code. Developing accessible and high-performing user interfaces across devices. Optimising application … performance and ensuring cross-browser compatibility. Identifying, troubleshooting, and resolving front-end issues efficiently. Decision making on authentication strategies and secure session/token approaches (e.g. JWT/JWE, token rotation). Collaboration with designers, developers, and stakeholders to deliver seamless digital experiences. Enforcing and maintaining best practices ...

Principal Android Engineer - Search and Recommendations Experience

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
discovery experiences across our global travel platforms. In this role you will architect, design, and deliver advanced Android mobile solutions that ensure scalability, performance, and maintainability. Responsibilities Architect, design, and deliver advanced Android mobile solutions, ensuring scalability, performance, and maintainability across Expedia Group's travel platforms. Lead technical … real-world products. Preferred Qualifications Strong proficiency in Kotlin. Advanced proficiency with Jetpack components/Jetpack Compose, Android UI/UX best practices, and performance optimization. Deep understanding of Android app architecture patterns (e.g., MVVM, MVI, MVP). Prior experience in the search domain or travel industry, such ...

Senior Site Reliability Engineer in London - Xtremepush

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
uptime. React to alerts and operational issues promptly. Participate in an on‐call rota for priority‐1 incidents. Work on complex technical solutions requiring performance and optimization at scale. Act as a senior engineer within the team. Qualifications Senior SRE with experience in scaled SaaS production infrastructure. Experience with … MySQL, Vue.js, AWS, and performance optimization. #J-18808-Ljbffr ...

Forward Deployed AI Engineer - UK Founding hire

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
models, retrieval, evaluation, and execution into cohesive production systems. Operate on live AI deployments: monitor behaviour, identify failure modes, and iterate continuously to improve performance and reliability. Integrate systems into real customer environments; from data platforms and APIs to business applications. Collaborate directly with enterprise teams, often in high … Skills and experience required 7+ years of hands-on software/AI engineering experience (Python preferred) Strong foundation in system design, debugging, testing, and performance optimization. Proven experience building AI-driven applications - not just using APIs, but composing prompts, models, agents, and evaluation mechanisms into operational systems. Comfortable working ...

Principal Android Engineer - Search and Recommendations Experience

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
standards, and shaping the evolution of AI‐enabled capabilities across the mobile platform. Responsibilities 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 optimization. Deep understanding of Android app architecture patterns (e.g., MVVM, MVI, MVP). Prior experience in the search domain or travel industry, such ...

Principal Android Engineer - Search and Recommendations Experience

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, 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 optimization Deep understanding of Android app architecture patterns (e.g., MVVM, MVI, MVP) Prior experience in the search domain or travel industry, such as building ...

Performance Engineering Lead for HPC & Kubernetes

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Barlowe LLP is seeking an exceptional Engineering Manager to lead our Compute Performance Engineering team in Greater London. This impactful role involves designing techniques to maximize performance across our Linux HPC and Kubernetes environments. The ideal candidate will have a strong background in computer science, experience managing engineers … passion for performance optimization. The position includes a highly competitive salary, annual bonuses, and comprehensive benefits. #J-18808-Ljbffr ...

Senior Infrastructure Architect: Capacity & Performance

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Architect to design, optimize, and manage enterprise IT infrastructure across Compute, Storage, and Network domains. The role focuses on ensuring high availability, scalability, and performance across all infrastructure layers. Key responsibilities include defining architecture across compute and network, forecasting capacity needs, leading performance optimization, and overseeing infrastructure lifecycle ...

iOS Engineer — SwiftUI, AI UI & High Performance

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
seeking an exceptional iOS engineer to join their high-impact team. The ideal candidate will have expertise in Swift and strong skills in performance optimization and UI design. You will craft intuitive mobile experiences that enhance user interaction with AI. This role offers a competitive salary, equity, and comprehensive ...

Research Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
quant researchers in our cutting‐edge prediction capabilities Simulation – back‐testing frameworks for validating the strategies our researchers produce and for assessing their ongoing performance Research tooling – front‐end UX and workflow for our quant researchers Performance and scalability – optimising our trading and research systems to unlock … capabilities Recent Projects Low‐level performance optimisations in our core simulation engine, unlocking the next advances in quant research Experimenting with alternative solvers in a core trade planning system Integrating our high‐ and low‐frequency systems for more optimal trading Re‐architecting systems to provide a seamless path from ...

Senior Java Low-Latency Trading Engineer (London, Hybrid)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
quantitative teams, and help scale critical trading platforms across asset classes. Hybrid role with three days in the office, you will contribute to high-performance, distributed systems, pricing and market data infrastructure, and continual performance optimisations to improve execution quality. #J-18808-Ljbffr ...

Advanced Graphics Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Studio per week | Remote by exception Location: Here East, Queen Elizabeth Olympic Park, London, E15 2GW 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. … well as lighting and the post‐processing stack. Develop and optimise shaders and rendering code in Unity for multiple platforms. Profile and optimise 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 ...

Advanced Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
initiative to realise your individual potential. Location: Here East, Queen Elizabeth Olympic Park, London, E15 2GW 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. … well as lighting and the post-processing stack. 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 ...

Lead UI Engineer – Real-Time Trading Platform

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Lead Software Engineer (UI) in Greater London. You will set the front-end technical direction for Execute, ensuring the delivery of high-performance, real-time user experiences directly used by traders and sales. The role involves managing a small team, optimizing UI functionalities, and promoting engineering excellence across … platform. Your experience with React, TypeScript, and performance optimization is crucial. Join us to help shape the future of our trading platform! #J-18808-Ljbffr ...