76 to 100 of 107 Performance Engineering Jobs in London

Staff Frontend Engineer

Location
Greater London, England, United Kingdom
perform Own and evolve complex, reusable components within the Aave design system - setting the standard for quality and consistency Set the bar for frontend performance, from data loading, fetching and caching patterns through to server rendering and streaming Bring product-level thinking to everything you work on - understanding user … approach problems Let's connect if you have Strong proficiency in React, TypeScript, CSS and system design and architecture Deep experience with frontend performance engineering - measuring it, diagnosing it, and fixing it Strong command of Next.js patterns for data loading, fetching and caching, and experience handling server rendering ...

Research Engineer / Research Scientist, Remote Compute Accounting

Location
Greater London, England, United Kingdom
conditions, and deciding whether the numbers support a claim someone could stake an agreement on. The work sits between two disciplines: measurement is GPU performance engineering, the rest is constructing a hardness assumption and then trying to break it. We expect most candidates to be strong … range of levels. We care more about ability and trajectory than years of experience. You may be a good fit if you: Have GPU performance or systems measurement experience (kernels, microbenchmarks, memory hierarchies, distributed timing) or a cryptographic background and a real appetite for getting your hands on hardware. ...

Cloud Solutions Engineer - Banking & Finance

Location
Greater London, England, United Kingdom
research, and risk management with a collaborative culture focused on continuous learning, innovation, and solving complex problems. The company is looking for a Cloud Performance Engineer to build and optimise high-performance cloud infrastructure supporting latency-sensitive workloads. The role involves working across cloud, networking, Linux, and automation … collaborating with engineers across the business to improve performance and reliability. Responsibilities: Design and optimise AWS and hybrid cloud environments Work across cloud networking, routing and switching Build and maintain performance and latency monitoring Automate cloud infrastructure and network configurations Develop tooling to collect and analyse performance ...

Cloud Performance Engineer

Location
Greater London, England, United Kingdom
it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. We are seeking a Cloud Performance Engineer to work with technology teams acrossthe firm to build high-performance cloud solutions for trading workloads. You will join theCloud Performance Team, working alongside … cloud engineers, software developers,Linux- and network engineers to optimize performance end to end. The ideal candidate draws on experience in cloud technology, systems engineering, networking and automation. What you will do in this role: Design and implement cloud and hybrid cloud architectures for latency-sensitivetrading workloads. Build ...

Senior Manufacturing Engineer

Hiring Organisation
Raytheon
Location
London, England, United Kingdom
drive improvement through the use of Best in Class and World Class Manufacturing principles and participate in team activities with Integrated Program Team, Engineering and other project teams.Using manufacturing data to identify and address issues and a methodical approach to drive Systemic Root Cause and Corrective Action. Identify, expedite … provide solutions for quality or performance issues and identify skills training or development requirements to improve team performance.Responsibilities:Participate in regular Manufacturing Engineering sub-team meetingsReport & maintain Manufacturing Engineering metrics, track performance againstTeam KPIs and Individual Goals & ObjectivesEnsure metrics are used/responded to in order ...

GenAI Full-Stack Engineer

Location
Greater London, England, United Kingdom
closely with technology and business partners to align our application strategy with organisational priorities and deliver key business projects with significant operational visibility. Champion engineering excellence: You will promote and apply DevSecOps principles, best practices in engineering, and a culture of continuous improvement. Drive platform adoption: You will … support the adoption of our developer platforms, automation capabilities, and enterprise engineering standards. Mentor and lead: You will have the opportunity to act as a coach and advisor to other team members, exercising your judgment and autonomy to drive projects forward. Skills & Qualifications Extensive software development experience ...

Head of Infrastructure (London)

Hiring Organisation
Fresha
Location
London, England, United Kingdom
Wednesdays remoteYou'll own Fresha's cloud infrastructure and the teams that run it: Cloud Infrastructure, Delivery Platform, On-Call Automation and Reliability, and Performance Engineering. You'll report to the VP of Architecture and work closely with engineering leadership, Security and Data.This isn't a classic DevOps … so. The cloud infrastructure budget is yours, and you lead the cost savings across our infrastructure. You work closely with Security and your product engineering peers to set the direction together.We use AI as much as we can. Every engineer gets Claude/Codex/etc from ...

Head of Infrastructure (London)

Location
Greater London, England, United Kingdom
remote You’ll own Fresha's cloud infrastructure and the teams that run it: Cloud Infrastructure, Delivery Platform, On-Call Automation and Reliability, and Performance Engineering. You’ll report to the VP of Architecture and work closely with engineering leadership, Security and Data. This isn’t a classic … so. The cloud infrastructure budget is yours, and you lead the cost savings across our infrastructure. You work closely with Security and your product engineering peers to set the direction together. We use AI as much as we can. Every engineer gets Claude/Codex/etc from ...

Senior Embedded Performance Engineer

Location
Greater London, England, United Kingdom
building what we believe will be the world’s fastest AI inference chip from the ground up. We’re balanced across hardware and software engineering, and HW/SW co-design is real here. We move fast, and we help each other move fast. We care about each other … rely on it. On the device, close to the metal, we write the runtime software that orchestrates work across the chip and runs performance‐critical ML kernels. This is where performance gets real and the wins compound. Your work directly influences trade‐offs for the silicon, system deployment ...

NLP Performance Engineer

Location
Greater London, England, United Kingdom
ideas take time to evolve. Together we're building a world-class platform to amplify our teams' most powerful ideas. As part of our engineering team, you'll shape the platforms and tools that drive high-impact research, designing systems that scale, accelerate discovery and support innovation across … apply large language models (LLMs) and other Natural Language Processing (NLP) techniques across the firm. We are looking for an exceptional NLP Performance Engineer to join our NLP Engineering team and take ownership of large-scale LLM inference performance. This is a specialist Quantitative Developer role. Like ...

PostgreSQL Database Administrator

Location
Greater London, England, United Kingdom
agreed RPO and RTO targets. Monitoring and alerting with PEM.Register and manage servers and agents, configure meaningful metrics and alert thresholds, investigate alerts and performance trendsusing graphs, andmaintainnotification and escalation integrations. Automation and version control.Use TPA and Ansible/Spaceliftto build repeatable PostgreSQL/EDB environments andmaintainplaybooks and configuration … recovery.Configure and troubleshoot physical streaming and logical replication, replication slots, WAL retention, lag, and timeline issues; usepg_rewindwhenappropriate toresynchronize a node after timelines diverge. Performance engineering.Analyze execution plans and wait or lock behavior, tune SQL and indexes, andoptimizePostgreSQL and operating-system settings, includingautovacuum, memory, storage, and checkpoint ...

GA4 Performance Engineer

Location
Greater London, England, United Kingdom
Performance Analyst Rate: Up to £400 per day (Outside IR35) Duration: 12 months + Start Date: ASAP Location: Hybrid - Manchester or London On-site: 1 day every 2 weeks at your local hub We’re partnering with a leading digital consultancy to scale a high-profile delivery team supporting … major Central Government department. We’re looking for an experienced GA4 Performance Analyst to analyse digital journeys, user behaviour and service performance, turning data into clear insights that help improve government digital services. What you’ll be doing Analyse digital performance, web traffic and user journeys using ...

Senior C++ High-Performance Engineer - Market Data

Location
Greater London, England, United Kingdom
Project description We are looking for a C++ engineer to design and build high performance, low latency applications that process large volumes of real time data. You will work on systems where microseconds and throughput matter, optimizing every layer from algorithms and data structures to networking and OS interaction.Compensation … Gross per year based on the interview process results. Responsibilities Design, implement, and maintain high performance C++ services handling high message rates and low latency workloads. Optimize existing components for latency, throughput, and CPU/memory efficiency. Develop and tune networking, messaging, and I/O layers to handle ...

Senior Architect, Europe

Location
City Of London, England, United Kingdom
scope of project, facilitates and/or executes the governance process (i.e. blueprint and design reviews) for projects. Implements the strategy for stability and performance of solutions (including - project level design, debug and performance analysis) at the applications and technology domains level. Provides input into portfolio or prioritization … process as well as how escalation for remediation of application stability and performance will be managed for scope. Ability to prioritize on his/her own. Contributes to and influences adoption of new concepts, ideas, techniques, best practices and technology assistance (best practices, guidelines and models for supported technologies. ...

Latency-Driven Cloud Performance Engineer

Location
Greater London, England, United Kingdom
diversified trading firm, seeks a Cloud Performance Engineer to join the Cloud Performance Team across the firm. You will design cloud/hybrid architectures for latency-sensitive trading workloads and work with AWS, Terraform, Docker and Kubernetes to optimize end-to-end performance. The ideal candidate has strong ...

Data Engineer

Location
Greater London, England, United Kingdom
records. Connecting information across sources. Link patents, scientific records and supporting documents, preserve dates and versions, and make results traceable to their original sources. Performance engineering. Profile parsing, ingestion, database builds and queries throughout development, testing against representative datasets at realistic scale. Diagnose CPU, memory and storage I/… from raw data to user-facing functionality. A good understanding of schema design, indexing and query optimisation. A track record of diagnosing and fixing performance bottlenecks in live systems through profiling and measurement. Nice to Have: Experience with PostgreSQL/pgvector, OpenSearch (or Elasticsearch), Spark/Delta Lake ...

Senior QA Automation & Performance Engineer (API)

Location
Greater London, England, United Kingdom
Elsevier is seeking a QA Test Engineer to develop and execute automated and performance testing, ensuring delivery of high-quality software. You will collaborate with Product Management, Engineering, Operations, and other stakeholders to meet requirements and drive continuous improvement while contributing to testing initiatives across the organization. ...

Senior QA Automation & Performance Engineer

Location
Greater London, England, United Kingdom
Elsevier in London is seeking a QA Test Engineer to develop and execute automated and performance tests, ensuring high-quality software and services scale. You will collaborate with Product Management, Engineering and Operations to plan testing, report issues, and drive continuous improvement. 3+ years of experience and strong ...

Cloud Performance Engineer - AWS, Networking & Automation

Location
Greater London, England, United Kingdom
Hamilton Barnes Associates Limited is seeking a Cloud Performance Engineer to design and optimise high-performance cloud infrastructure for latency-sensitive workloads across AWS and hybrid environments. You will collaborate with cross-functional teams spanning cloud, networking, Linux, and automation to push performance and reliability. Ideal candidates ...

Senior GPU AI/ML Performance Engineer

Location
Greater London, England, United Kingdom
Google LLC is seeking a Senior GPU Performance Software Engineer, AI/ML, to join the ML-Omega team in London. You will help optimize, model, and evaluate GPU systems for benchmarking Google's internal ML workloads and for guiding future Cloud hardware decisions. The role requires deep experience … with ML algorithms, GPU programming, performance analysis, and collaboration with product teams to solve large-scale model performance challenges. #J-18808-Ljbffr ...

Principal Performance Engineer: Elasticsearch

Location
Greater London, England, United Kingdom
Elastic, the Search AI Company, is seeking a Principal Software Engineer to join the Elasticsearch Performance team. You will lead architectural and code-level performance initiatives, driving optimizations and benchmarking across distributed systems. Requirements include deep Java internals knowledge, JVM memory management, and experience with profiling tools ...

Senior Performance Test Lead - Large-Scale Systems

Location
City Of London, England, United Kingdom
consulting firm in London is looking for a Performance Test Lead with over 5 years of experience in Performance Engineering. The role involves benchmarking large scale systems, API testing and performance problem determination. A bachelor's degree is preferred. The salary ranges from ...

Tech Lead, Gemini Inference Performance, DeepMind

Location
Greater London, England, United Kingdom
Tech Lead, Gemini Inference Performance, DeepMind DeepMind London, UK Bachelor’s degree or equivalent practical experience. 8 years of experience in software development. 5 years of experience in a people management, supervision/team leadership role. 5 years of experience in a technical leadership role and overseeing projects. Preferred … qualifications: Master’s degree or PhD in Engineering, Computer Science, or a related technical field. 5 years of experience working in a complex, matrixed organization. About the job Artificial intelligence will be one of humanity’s most transformative inventions. At Google DeepMind, we are a pioneering AI lab with ...

Senior Low-Latency Java Performance Engineer

Location
Greater London, England, United Kingdom
Luxoft is seeking a senior Java engineer to join its global tech team, delivering high-performance, low-latency platforms for real-time processing. You will work on event-driven and reactive systems, optimize JVM performance, and push memory and networking boundaries on Linux. You will apply advanced profiling ...

Embedded Performance Engineer: ML Kernel Optimisation

Location
Greater London, England, United Kingdom
tech company focusing on AI hardware is seeking an embedded software engineer in London or Bristol to optimize performance-critical ML kernels and develop low-level control paths. The role requires 3+ years of experience in embedded software, strong skills in C and assembly, and a collaborative mindset. … will profile and benchmark for performance improvements, working closely with hardware and software engineers. This position encourages fast-paced development with a focus on maintaining high-quality code. #J-18808-Ljbffr ...