126 to 150 of 234 Performance Engineering Jobs

Low Latency Java Developer

Location
Greater London, England, United Kingdom
Java | Low Latency We're working with a technology-driven trading business looking for a hands-on Java Developer to build and enhance high-performance electronic trading systems. You’ll work closely with traders and quantitative developers, building systems where latency, performance and reliability directly impact trading outcomes … with traders and quantitative developers Developing market-data and order gateways Integrating quantitative models into production trading systems Working with FIX, multicast and high-performance messaging Optimising JVM applications for low allocation, low GC and predictable latency Developing simulation, backtesting and regression-testing frameworks Taking ownership from design ...

Lead UI Developer – Single Dealer Platform (TypeScript / RxJS / React)

Location
Greater London, England, United Kingdom
includes our commitment to being an inclusive workplace, attracting and developing exceptional talent, supporting our teammates’ physical, emotional, and financial wellness, recognizing and rewarding performance, and how we make an impact in the communities we serve. Bank of America is committed to an in-office culture with specific requirements … Server Sent Events). Design and implement modular, testable, and reusable components and design system primitives aligned to accessibility (WCAG 2.1 AA+). Drive performance engineering: rendering optimization, virtualization for large grids/blotters, memoization, Suspense/Concurrent features, and profiling. Champion resilience: graceful degradation, offline/slow ...

Senior Performance Modelling Engineer (CPU group)

Location
Cambridge, England, United Kingdom
passionate about building technology that powers everything from smartphones to supercomputers, we’d love to meet you! As a Sr CPU Performance Modelling Engineer, you’ll be at the heart of designing Arm’s power-efficient CPUs for the next generation of workloads. You’ll define and deliver critical … performance and power metrics, apply innovative analysis techniques, and uncover opportunities to push processor and cache performance even further. Beyond engineering, you’ll also play a key role in mentoring junior engineers and collaborating across global teams to refine and optimise our shared practices. Job Overview ...

Principal Software Engineer - C#

Location
City Of London, England, United Kingdom
include formal people management. Role Responsibilities Act as the primary hands‐on technical leader: architect the platform, write correctness‐critical code, and set the engineering bar through your own output. Own the technical direction of the ICRV greenfield project, developing high‐performance, scalable, and robust solutions from first … governance while delivering business value and ensuring adherence to group wide technology standards and mandates. Mentor and coach other team members to achieve optimum performance and career growth. Leverage offshore staffing vendors effectively. Establish AI‐assisted development as a disciplined team practice using company‐wide tooling, workflow integration ...

Principal Software Engineer - C#

Location
Greater London, England, United Kingdom
include formal people management.**Role Responsibilities*** Act as the primary hands-on technical leader: architect the platform, write correctness-critical code, and set the engineering bar through your own output.* Own the technical direction of the ICRV greenfield project, developing high-performance, scalable, and robust solutions from first … wide governance, while delivering business value ensuring adherence to group wide technology standards and mandates.* Mentor and coach other team members to achieve optimum performance and career growth. Work effectively to leverage offshore staffing vendors.* Establish AI-assisted development as a disciplined team practice using company wide tooling, workflow ...

Strategic Performance & Non-Functional Test Architect

Location
Greater London, England, United Kingdom
Snap Analytics seeks a Non Functional & Performance Test Architect on a contract basis. The role sits within Project Management and focuses on enterprise-wide performance engineering and non-functional testing strategies across a hybrid delivery model. Based in London or Cirencester with a hybrid 2-3 days … onsite per week, you will define standards, tooling and governance while collaborating with Engineering, DevOps and third‐party partners to raise quality and readiness from day one. #J-18808-Ljbffr ...

CUDA Engineer

Location
Greater London, England, United Kingdom
Spotify, Uber and more. As data centers become one of the largest and fastest‐growing sources of electricity demand, Fuse is expanding into high‐performance compute infrastructure that sits at the intersection of energy and AI - optimising how power‐dense GPU workloads are scheduled, cooled, and balanced against grid … CUDA Engineer to write and optimise the low‐level GPU code that powers our inference workloads. You'll design custom CUDA kernels, tune performance across memory bandwidth and compute bottlenecks, and squeeze maximum throughput out of every GPU in our fleet, working at the level of SMs, warps ...

Senior Network Engineer

Location
Pentrebach, Wales, United Kingdom
General Dynamic UK network equipment, infrastructure and maintain security posture, whilst maintaining Operational Support. Collaborate in the development of network strategies, ensuring optimal performance, working within cross-functional teams. This is a Hands-on role to support network reliability, providing technical guidance to enhance the overall network architecture … require the following: Understanding of networking principles, including local and wide area networking (LAN/WAN), network protocols, routing and switching, network security, and performance optimisation. Identification of Network bottlenecks and required performance engineering Exploitation of virtual networking technologies Software Defined-Wide Area Network (SD-WAN) Secure ...

Software Engineer (London)

Location
Greater London, England, United Kingdom
candidate should have a good grasp of run-time behavior, serialization delays, and asymptotic behavior in this environment. Compensation consists of base salary, discretionary performance bonus, and possible participation in longer-term incentive schemes. Skill Requirements C++11 and higher experience Excellent design and debugging skills Experience developing for production … Python layer on top Technical expertise throughout (everyone programs) Cloud-scalable research infrastructure Desirable Skills Experience with Python Experience with x86 hardware Experience with performance engineering Understanding of Intel Xeon pipelining and cache behavior Experience with the TCP networking stack Experience optimizing Linux kernels/using kernel-bypass ...

Senior Java Engineer – Real-Time Banking Platform

Location
Greater London, England, United Kingdom
GlobalLogic, a Hitachi Group Company, is seeking a Software Engineer to join our high-performance engineering team building a real-time banking platform. You’ll bring strong experience with Continuous Deployment in production and cloud-native services using Java/Spring Boot. You’ll design, build and operate … robust distributed systems with emphasis on reliability, observability and operational excellence, and mentor peers while collaborating across autonomous teams to align engineering with #J-18808-Ljbffr ...

Lead Mobile Engineer (Remote) 120k - 180k Base + Significant Equity

Location
Greater London, England, United Kingdom
investors and is already trusted by customers ranging from high-growth startups to publicly listed enterprises. Why This Opportunity? This isn't another mobile engineering role where you're maintaining someone else's codebase. You will be the company's first dedicated mobile hire, responsible for building and owning … opportunity to shape architecture, influence product direction, and define how mobile fits into the future of the platform. You'll join a high-performance engineering culture built around speed, ownership, and execution. What You’ll Be Doing Build and ship production-grade iOS and Android applications using React ...

Member of Technical Staff - Frontend

Location
Greater London, England, United Kingdom
actually feels to use, and who would rather set the standard than work to someone else's. You will report to the Head of Engineering, based in London. Model ML runs a genuinely full-stack engineering culture and every engineer ships UI. As agentic tooling absorbs more … making sure quality scales at the pace the company is moving. Responsibilities Own the front-end architecture and pattern library that the whole engineering team codes against. Define the guidelines, constraints and review gates that agentic tooling works within, so generated code stays consistent with the system. Own front ...

CUDA Engineer

Hiring Organisation
Fuse Energy Supply
Location
London, UK
Employment Type
Full-time
customers. As data centres become one of the largest and fastest-growing sources of electricity demand, Fuse is expanding into high-performance compute infrastructure at the intersection of energy and AI. We're looking for a CUDA Engineer to write and optimise the low-level GPU code that powers … inference workloads: designing custom CUDA kernels, tuning performance across memory bandwidth and compute bottlenecks, and squeezing maximum throughput out of every GPU in our fleet, working at the level of SMs, warps and memory hierarchies. ResponsibilitiesWrite and optimise custom CUDA kernels for core transformer inference operationsProfile kernels to identify ...

Senior Java Engineer – Real-Time Banking Platform

Location
Greater London, England, United Kingdom
GlobalLogic is building a high-performance engineering initiative focused on a brand-new real-time banking platform designed for scalability, high availability, and zero-downtime reliability. The project uses microservices with Java and Spring Boot, Kafka for real-time streaming, and cloud-native automation to modernize core financial … infrastructure. The engineering team works with strong autonomy, delivering end-to-end features, resilient design patterns, and observable systems while #J-18808-Ljbffr ...

Staff Software Engineer, Observability & Profiling

Location
Greater London, England, United Kingdom
profiling, or network visibility Experience running continuous profiling at fleet scale, including managing overhead budgets and symbolization Kernel- and syscall-level debugging experience and performance engineering craft Experience profiling or instrumenting accelerator workloads Experience operating metrics systems at very high cardinality, or large-scale telemetry storage backends Experience ...

Senior Machine Learning Engineer, AI Performance

Hiring Organisation
wayve
Location
London, UK
Employment Type
Full-time
iterating quickly. You'll work on taking models from "works in training" to "meets product constraints," partnering closely with teams downstream (e.g., inference/performance specialists) to ensure models are ready for deployment on-vehicle. As model capability grows, you'll help keep the system within tight runtime constraints … deployment. Train and iterate on PyTorch models with a strong experimental approach (hypothesis-driven iteration, ablations, clear evaluation criteria).Debug and improve model performance using strong analytical skills—identifying regressions, root-causing issues, and proposing fixes. Apply optimisation techniques (e.g., quantisation and distillation where beneficial), understanding trade-offs ...

Finance Platform Engineering Director

Location
Ruddington, England, United Kingdom
seeking a Software Director to lead the engineering strategy for our Finance product, shaping a greenfield SaaS platform. You will partner with the CTO, Product, and senior stakeholders to drive secure, scalable delivery and measurable value for customers and the organisation. As a key member of the technology leadership … team, you will build and develop a high-performance engineering organisation across in-house and outsourced teams, aligning with business goals and growth plans. #J-18808-Ljbffr ...

Building Physics & Sustainability Engineer

Hiring Organisation
Morgan Hunt
Location
Glasgow, Scotland, United Kingdom
established and growing engineering consultancy is looking to expand it's energy and sustainability offering and recruit a Building Performance Engineer to join its Glasgow team. This is an excellent opportunity to work on a diverse range of projects, helping to deliver sustainable, energy-efficient buildings from concept … through to completion. The successful candidate will play a key role in building performance analysis, supporting design teams with energy modelling, thermal comfort assessments, and sustainability strategies to help meet regulatory requirements and achieve low-carbon design objectives. Key Responsibilities Carry out dynamic thermal modelling using industry-standard software. ...

Software Engineer - Systems

Location
Greater London, England, United Kingdom
class VCs and equipped with the runway to tackle bold ideas. We’re looking for exceptional engineers with deep experience in low-level, high-performance software and cloud-scale storage systems. What we're looking for: 5+ years of experience writing high-quality production code Strong foundation in operating … systems and systems programming Proven track record in performance engineering Familiarity with tools like Apache Arrow, Parquet, DataFusion, Clickhouse, or DuckDB is a plus Understanding of cutting-edge ML infrastructure stack (e.g. PyTorch, CUDA) is also a plus Experience with Rust is a bonus Willingness to work ...

Director of Platform Eng — AI-Driven, Scalable Infra

Location
Greater London, England, United Kingdom
Neko Health is seeking a Director of Software Engineering to lead the design and scaling of its core infrastructure. This mission-critical role involves ensuring system reliability and enabling faster product deployment cycles. The ideal candidate will have proven experience in building large-scale infrastructure systems, a strong engineering background, and familiarity with AI tooling platforms. The position offers an opportunity to build and grow a high-performance engineering team. #J-18808-Ljbffr ...

Head of Compliance and Legal affairs

Location
Greater London, England, United Kingdom
external advisers Clear, collaborative and able to turn complex legal and regulatory issues into practical solutions Why Join Portofino Technologies At Portofino, C++ performance engineering sits at the heart of a live trading system, with direct impact on performance across multiple venues. Direct impact : your work runs ...

SAP S/4 HANA Lead Consultant - up to £110,000 - Hybrid

Hiring Organisation
Involved Solutions
Location
Coventry, West Midlands, United Kingdom
Employment Type
Full-Time
Salary
£95,000 - £110,000 per annum
will help shape the architecture and delivery of complex S/4HANA solutions, working closely with senior business stakeholders, IT Product Managers and engineering teams. The successful candidate must have significant retail industry experience and hold an SAP S/4HANA SD certification . Essential Skills & Experience Extensive experience … design, development, testing, training and documentation. Experience translating complex business requirements into enterprise SAP solutions. Strong stakeholder management and consulting capabilities. Understanding of software engineering, quality and testing standards. Desirable Skills & Experience Multiple SAP S/4HANA implementations within a consultancy or systems integrator environment. Experience leading greenfield ...

Edge Rulesets Engineer | Rust/Go | Hybrid London

Location
Greater London, England, United Kingdom
ecosystem, focusing on the rules engine and control plane, while improving safety and reliability of the web server. You'll collaborate across product and engineering teams, work primarily with Rust and Go, and tackle large-scale distributed systems with performance engineering and strong CS #J-18808-Ljbffr ...

Technical Web Designer & Performance Engineer

Location
Bury St Edmunds, England, United Kingdom
seeking a Technical Web Designer to oversee the full lifecycle of website projects. This role bridges aesthetic design and technical execution, focusing on high-performance, data-driven websites. The ideal candidate will have advanced skills in Elementor Pro and ACF Pro, strong performance engineering experience ...

Lead Cyber Security Engineer: Strategy & Automation

Location
Greater London, England, United Kingdom
Engineer to head the design, implementation and optimization of enterprise-wide cyber security platforms within a highly regulated environment. You will lead a high-performance engineering function delivering scalable, automated services to bolster resilience. Responsibilities include driving vulnerability management, application security, AI security, threat modelling, and security analytics ...