1 to 25 of 38 Performance Engineering Jobs

Head of Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
just delivered a record year of growth and are still only getting started. This is a rare opportunity for an outstanding engineering leader to join an ambitious, early-stage business (with substantial family office backing) in a senior management role. As the technical counterpart to a commercially driven … will: Define and execute our technical strategy. Recruit and develop a world-class engineering team. Shape the product roadmap and guide critical build, buy, and partner decisions. You’ll be working alongside alumni of some of the most innovative data companies in the world, gaining exposure to strategic decision ...

.NET Performance Engineer

Hiring Organisation
Initialize Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
.NET Performance Engineer- Global tech. company - UK - remote Excellent opportunity to join a new team, owning the runtime health and throughput characteristics of the platform. This is a specialist contributor role - you won't be building feature logic, you'll be ensuring the systems that … experience - usage of AI tools (Claude, CoPilot, ChatGPT) - highly desirable 4-5+ years of .NET/C# development with a demonstrable specialism in performance engineering Deep, hands-on experience with .NET profiling tools - dotMemory, dotTrace, PerfView, Visual Studio Diagnostic Tools, or equivalent Strong understanding of .NET memory ...

.NET Performance Engineer

Hiring Organisation
Initialize
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £72,000 per annum
.NET Performance Engineer- Global tech. company - UK - remote - £65 - 72k Excellent opportunity to join a new team, owning the runtime health and throughput characteristics of the platform. This is a specialist contributor role — you won't be building feature logic, you'll be ensuring the systems that … development experience - usage of AI tools (Claude, CoPilot, ChatGPT) 4-5+ years of .NET/C# development with a demonstrable specialism in performance engineering Deep, hands-on experience with .NET profiling tools — dotMemory, dotTrace, PerfView, Visual Studio Diagnostic Tools, or equivalent Strong understanding of .NET memory management ...

Head of Software Engineering

Hiring Organisation
Unity Talent Solutions
Location
City of London, Greater London, UK
Head of Software Engineering Software as a Medical Device Location: Remote (UK-based), London HQ Contract: Full-time, permanent Reports to: CTO Compensation: £100k - £120k + equity Stage: Funded, venture-backed About Our Client Our client is a spinout from a leading UK university, building AI software that analyses … clearance. The founding team combines deep cardiology and electrophysiology expertise with AI research and commercial experience. The Role They are hiring their first senior engineering hire to build the production software platform that brings AI models into clinical workflows. This is a foundational role: you will own the software ...

Staff Engineer

Hiring Organisation
Tata Consultancy Services
Location
London Area, United Kingdom
design and development of highly scalable, resilient, and performant backend systems. This role is suited for a hands-on technical leader who can set engineering direction, influence architecture, mentor engineers, and drive complex solutions across multiple teams. Your responsibilities: Technical Leadership Evolve the technical strategy and architectural direction … backend services and distributed systems. Design scalable, fault-tolerant, event-driven, and cloud-native backend architectures. Lead complex engineering initiatives spanning multiple teams, domains, or platforms. Provide deep hands-on expertise across Java, microservices, performance engineering, and distributed systems. Backend Engineering Build and optimize backend services ...

System Engineer - Kubeflow - MLFlow - ID47089

Hiring Organisation
Humand Talent
Location
Oxford, England, United Kingdom
enjoy building infrastructure that powers complex engineering environments? Are you the type of engineer who loves improving performance, reliability and scalability across distributed systems? Looking for a role where your platform work directly enables advanced technical teams to innovate faster? Our client is seeking a Platform Engineer … help design, build and maintain the infrastructure that supports high-performance engineering and data workloads. This role focuses on creating reliable, scalable environments that allow engineering teams to experiment, develop and process large volumes of data efficiently. Working closely with engineers and technical specialists, you will help ...

IT Specialist - Compute & Storage

Hiring Organisation
Mott MacDonald
Location
newcastle-upon-tyne, tyne and wear, north east england, united kingdom
myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Mott MacDonald We're a global engineering, management, and development consultancy. Our purpose is to improve society by considering social outcomes in everything we do, relentlessly focusing on excellence and digital innovation … Support identity management and access control (Active Directory, Entra-ID, RBAC), ensuring robust authentication and authorization across all platforms. · Monitor, analyze, and optimize cost, performance and capacity of compute and storage services, proactively identifying and addressing issues. · Participate in and contribute to strategic projects, such as cloud migrations, automation ...

DevOps Tester

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£500 - £600 per day
DevOps Engineer (Performance Testing) 6 Months Contract + extension £600 per day (Inside IR35) Remote working Please note active SC Clearance is needed for the role A leading global consultancy is looking for an experienced hybrid devOps and Performance specialist to superhead critical national infrastructure projects. You will … scalability of a massive cloud-native environment. This is a high-visibility role where you will bridge the gap between infrastructure stability and rigorous performance validation. Key Responsibilities Infrastructure & CI/CD: Design, build, and maintain robust CI/CD pipelines to automate deployment cycles. Performance Engineering ...

DevOps Tester (SC Cleared)

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
DevOps Engineer (Performance Testing) 6 Months Contract + extension £600 per day (Inside IR35) Remote working Please note active SC Clearance is needed for the role A leading global consultancy is looking for an experienced hybrid devOps and Performance specialist to superhead critical national infrastructure projects. You will … scalability of a massive cloud-native environment. This is a high-visibility role where you will bridge the gap between infrastructure stability and rigorous performance validation. Key Responsibilities Infrastructure & CI/CD: Design, build, and maintain robust CI/CD pipelines to automate deployment cycles. Performance Engineering ...

Head of Software Development

Hiring Organisation
Reed
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £150,000 per annum, Inc benefits
become available for a growing Financial SaaS, Capital Markets company looking to hire an exceptional Head of Software Development to lead their software engineering organisation and serve as a key member of the senior leadership team. This strategic role combines deep technical leadership with people management and offshore team … coordination, offering a clear pathway to Deputy CTO. The successful candidate will own the end-to-end software delivery lifecycle, drive engineering excellence, and be instrumental in shaping their technology vision. Day-to-Day of the Role: Strategic Leadership : Define and drive the software development strategy in alignment with ...

Senior Software Engineer

Hiring Organisation
Retelligence
Location
Cambridge, England, United Kingdom
+ Benefits The Opportunity We are seeking a Senior Software Engineer to join a team building high-integrity, scalable platforms. Our engineering culture mirrors the rigour of R&D-heavy environments. You will work on complex distributed systems where performance, data security, and cloud efficiency are the primary … releases of the Microsoft ecosystem while remaining cloud-flexible to suit diverse enterprise and research requirements. Core: C# 14 , .NET 10 (focusing on high-performance primitives and AOT compilation). Cloud: Professional-grade implementation across AWS ( ECS , Lambda , RDS ) and Azure ( AKS , Functions , Cosmos DB ). Infrastructure: Terraform ...

Graduate Quant Software Engineer (C++ / Java – Trading Systems) | £55,000–£77,000

Hiring Organisation
IT Graduate Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £77,000 per annum, OTE
Software Engineer (C++/Java – Trading Systems) | £55,000–£77,000 | Hybrid (London/Remote) Build technology that powers real trading. Join a high-performance engineering team developing low-latency, resilient backend systems used in live trading environments. You’ll work on complex technical challenges from … just writing code in the background. This is a fast-growing fintech where strong engineers progress quickly into Senior, Low-Latency, or Quant-Engineering tracks within 12–24 months. What You’ll Do Design, build, and optimise backend components of real-time trading and risk systems Develop clean, efficient ...

Head of Software (ML & Web)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
components, spanning web applications, backend systems, and Machine Learning (ML) infrastructure. You will also be a key partner to the heads of Hardware, Design Engineering, and Animal Science, ensuring software is seamlessly integrated with physical systems, user experience, and domain expertise. This is a hands‐on, strategic leadership role … cross‐functional leaders to drive innovation. Responsibilities Technical Leadership Define, implement, and scale the software architecture across web, backend, and ML systems. Maintain strong engineering standards for code quality, security, testing, and deployment. Lead key technical initiatives, contributing code and architecture reviews. Drive integration of software with hardware systems ...

AI Engineer

Hiring Organisation
VIA MATCH LIMITED
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £130,000 per annum
grade AI systems using LLMs Developing RAG pipelines, vector search solutions, and agent-based workflows Creating robust evaluation frameworks to measure accuracy, reliability, and performance Building scalable APIs, services, and data pipelines Implementing observability, monitoring, and feedback loops to continuously improve outputs Optimising models and prompts for latency, cost … building applications using LLM APIs, with a strong understanding of their strengths and limitations Hands-on experience with RAG architectures, vector databases, and prompt engineering Experience developing multi-step workflows or agentic systems (frameworks or custom builds) Strong programming skills (Python or similar), with experience building production systems Solid ...

Senior Software Engineer (Python)

Hiring Organisation
Beamost Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Systems to own and evolve a production options trading system. It runs during market hours, ingests real-time market data, and requires profiling-led performance engineering to keep p50/p99 latency, jitter, and reliability within tight bounds. Youll take meaningful ownership day-to-day, partnering closely with … founder and the engineering team to prioritise work, ship improvements quickly, and keep the system fast, reliable, and correct. Who this is for This role is for engineers who have built and owned real-time, performance-critical systems. It is not suitable for candidates whose experience is mainly ...

C++ Trading Platform Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
looking for a C++ Trading Platform Developer to join its London-based team. This is an opportunity to work at the intersection of high-performance engineering and digital asset markets, building and scaling a global trading platform that operates across dozens of exchanges worldwide. The environment combines … platform spanning multiple continents, covering: Real-time market data capture Order entry and connectivity across numerous exchanges Robust networking and monitoring systems Scaling and performance optimisation of core infrastructure The tech stack is primarily C++ and Python, running on Linux across both development and production. The focus ...

Performance Engineer Intern (12 months)

Hiring Organisation
HP
Location
cambridge, east anglia, united kingdom
inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Performance Engineer Intern (12 months) Description - Every year HP welcomes students from all over the world to create with us. We have a platform for growth … help HP Wolf Security build the world's most secure PC's then we want to hear from you. We are looking for a Performance Engineer Intern for 12 months to help enhance our endpoint security products and offerings. Your contributions will directly impact our valued customers - our Interns ...

Graduate Quantitative Engineer

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
Engineer to join its growing technology team in London. This is a unique opportunity to work at the intersection of quantitative research and high-performance engineering, contributing to cutting-edge trading systems in a fast-paced, collaborative environment. What You’ll Do Design, develop, and optimize trading systems … quantitative infrastructure Collaborate closely with traders and quantitative researchers to implement models and strategies Work on high-performance, low-latency systems handling large-scale market data Tech Environment Language-agnostic environment with exposure to Python, Java, C++ , and other modern technologies Emphasis on clean code, performance optimization ...

Product Manager

Hiring Organisation
YT Technologies
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
sophisticated, real-time software ecosystem used by blue-chip global clients to validate mission-critical hardware and complex electronic systems. Operating within a high-performance engineering culture, you will own the roadmap for a suite of products that bridge the gap between physical device testing and scalable, event … pivotal, newly created position. You wont just be "managing a backlog"; you will be unpicking complex technical tangles and ensuring that high-level engineering innovation reaches the global market effectively. The Bridge: Act as the primary interface between deep-tech engineering teams (C++, Java, .NET) and international operational ...

Quantitative Developer (C++ Crypto)

Hiring Organisation
Hawksman Technology
Location
City of London, London, United Kingdom
build, and optimise ultra-low-latency trading and execution infrastructure across global crypto markets (CEX and DEX venues) Develop and maintain C++23-based high-performance systems for trading, order routing, and real-time market data processing Contribute to the design and optimisation of exchange connectivity layers , including FIX-style … environments Integrate with centralised exchanges, decentralised protocols, and on-chain data infrastructure Diagnose production bottlenecks across networking, kernel, and application layers, and implement robust performance improvements Collaborate with global quant, trading, and infrastructure teams on cross-venue execution architecture Requirements: Bachelor’s degree in Computer Science, Engineering, Mathematics ...

Head of Platform Development

Hiring Organisation
Be-IT Resourcing
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £110,000 per annum
Head of IOT Platform Development Edinburgh £100,000 - £115,000 Are you a platform engineering leader with a passion for IoT, scalability, and cutting-edge cloud architecture? Be-IT is working exclusively with a high-growth technology company based in central Edinburgh to find an exceptional Head … business scales and onboards new customers and devices, they are now looking for a senior technical leader to drive significant improvements in performance, scalability, and high-volume data ingestion.The platform receives telemetry from environmental sensors (including infrared and visual monitoring devices) deployed across critical infrastructure sites. Anomaly detection triggers ...

React Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
multi-step workflows State & data patterns: implement robust client-state and server-state patterns including loading/error states, retries, resilience, caching and invalidation Performance engineering: Drive render efficiency, bundle size control, code splitting, virtualisation for large datasets, network efficiency, and instrumentation/observability API contract collaboration: Work … error handling, and observability hook) Experience shipping complex interface: tables/grids, dashboards, rich filters, multi-step workflows, and interaction-heavy UIs Familiarity with performance constraints caused by large datasets and frequent UI interactions (virtualisation, event handling) Strong TypeScript capability across: typed component APIs (props/contracts), shared domain ...

Director of Low-Latency Performance Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
leading global financial markets infrastructure provider is seeking a Head of Performance Engineering. This role involves leading the enhancement of a low-latency, high-throughput market data system and managing technology transformation projects. Candidates should have 15+ years of engineering experience, strong analytical and leadership skills, as well ...

Software Engineer

Hiring Organisation
Hernshead Recruitment Ltd
Location
Swindon, Wiltshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
About this Position: A Software Engineer is required to support the development of advanced software and firmware for high-performance engineering programmes. Working within a multidisciplinary team, the role covers the full software lifecycle, from requirements and architecture through to implementation, integration, testing, and deployment. This … embedded and autonomous systems Turn requirements into secure, scalable software designs Support integration, testing, debugging, and deployment Work with cross-functional teams on system performance and behaviour Contribute to planning, feature development, and product improvement Provide technical guidance within the engineering team Work in line with DO-178B ...

Contract Embedded Software Engineer

Hiring Organisation
DCV Technologies Limited
Location
Coventry, West Midlands, United Kingdom
Employment Type
Contract
Onsite We are hiring an experienced Embedded Software Validation Engineer to support cutting-edge electric vehicle (EV) and charging systems development within a high-performance engineering environment. This role focuses on embedded software testing, verification, and validation using Hardware-in-the-Loop (HIL) systems, ensuring delivery of safety ...