1 to 25 of 34 Performance Engineering Jobs in the UK

Software Architect

Hiring Organisation
Ocho
Location
Belfast, Northern Ireland, United Kingdom
Software Architect/Engineering Manager About the Role Ocho are working exclusively with a high-growth technology business undergoing major platform transformation. They are searching for a Software Architect/Engineering Manager to take ownership of large-scale modernisation, define architectural direction and lead senior engineering teams … technical detail. You will lead the transition from legacy systems to modern, cloud-native architecture. Working closely with senior product, infrastructure and engineering leaders, you will define technical direction, drive engineering standards and ensure high-impact delivery across performance, reliability and scalability. You will balance architectural ownership ...

Head of Engineering

Hiring Organisation
Oscar Associates (UK) Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Head of Engineering - Fully Remote - £100,000-£150,000 I'm currently partnered with one of the biggest names in their industry - a genuinely market-leading organisation with world-renowned clients - and they are looking for an exceptional Head of Engineering to join them during a hugely exciting … period of growth. This is a standout opportunity for a senior engineering leader who still enjoys staying hands-on. The role is a true 50/50 split between leadership and coding, giving you both strategic influence and deep technical involvement. The position is fully remote across ...

Principal Engineer (Android)

Hiring Organisation
Paritas Recruitment
Location
City of London, London, United Kingdom
their mobile customer experience. This is a chance to join a respected institution undergoing a major digital modernisation—playing a senior role in driving engineering excellence and delivering secure, high-performing mobile applications used at national scale. The Opportunity In this position, you’ll take the lead on designing … building software that puts user experience front and centre. You’ll steer complex engineering initiatives, define core architectural patterns, and provide technical direction to multiple feature teams—ensuring their delivery aligns with wider technology and business goals. You’ll work closely with architects, senior engineers, and product leaders ...

Principal Engineer (Android)

Hiring Organisation
Paritas Recruitment
Location
London Area, United Kingdom
their mobile customer experience. This is a chance to join a respected institution undergoing a major digital modernisation—playing a senior role in driving engineering excellence and delivering secure, high-performing mobile applications used at national scale. The Opportunity In this position, you’ll take the lead on designing … building software that puts user experience front and centre. You’ll steer complex engineering initiatives, define core architectural patterns, and provide technical direction to multiple feature teams—ensuring their delivery aligns with wider technology and business goals. You’ll work closely with architects, senior engineers, and product leaders ...

Senior Software Engineer

Hiring Organisation
Beamost Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
established trading-related application and drive its ongoing development. You will manage and enhance the existing codebase, deliver new features, ensure reliability and performance, and help evolve the system as the business grows. This is an excellent opportunity for someone who enjoys autonomy, technical responsibility, and working … latency, high-performance applications. What Youll Do Maintain, extend, and optimise an existing Python-based trading application Add new features and improve current capabilities with a focus on performance, reliability and clean architecture Build and optimise real-time pipelines handling high-frequency data Improve latency, throughput, and reliability ...

Engineering Manager Java AI - FinTech

Hiring Organisation
Client Server
Location
London, England, United Kingdom
Engineering Manager (Java AI) London/WFH to £140k Are you a technical leader with a strong knowledge of AI and its practical uses within software engineering? You could be progressing your career in a senior, hands-on Engineering Manager role at a global FinTech/… budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Your role: As an Engineering Manager you'll head up a team of nine AI Engineers whilst remaining hands-on with coding. Your primary focus will be on using ...

DevOps Engineer

Hiring Organisation
Anson McCade
Location
Newcastle Upon Tyne, England, United Kingdom
global management consultancy and a leading alternative investment firm. Based in the heart of Newcastle city centre, the business is building high-performance engineering teams to deliver robust, scalable platforms for demanding Financial Services environments. This is a hands-on DevOps role for someone who wants ownership, influence … technical depth. You will sit at the centre of software delivery, enabling engineering teams to move fast without compromising reliability, security, or quality. What you will be doing Automate infrastructure and environments to support modern software delivery. Own, manage, and evolve CI pipelines and associated tooling. Build and maintain ...

Java Developer

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
lifecycle (encryption, secrets management, logging). Collaborate with product, QA, SRE, and architecture teams to deliver high-quality features in iterative releases. Contribute to performance tuning, resilience testing, and SLAs/SLOs for real-time processing. Write clean, testable code with unit, integration, and contract tests; participate in code … Experience with Hazelcast, Kafka Connect, Schema Registry, or Confluent Platform. Knowledge of security in payments: OAuth2/OpenID Connect, mTLS, HSMs, tokenisation. Background in performance engineering (JMH, Gatling, k6) and chaos/resilience testing. Cloud experience (AWS/GCP/Azure) and infrastructure-as-code (Terraform/Ansible ...

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 ...

Senior Full Stack Engineer

Hiring Organisation
AJ BELL BUSINESS SOLUTIONS LIMITED
Location
Salford, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
facing investment experiences. Your will be joining a cross functional development team which has a philosophy of continuous improvement, and a strong focus on engineering excellence. We are a growing team focussed on providing our customers with innovative web and app based tools and services to help them grow … well as providing a robust experience in production. What to expect: Agile methodologies and a passion for continuous improvement and building a high-performance engineering team Guide and mentor the team to design and deliver high quality products Consider architectural and non-functional requirements and work with ...

Software Development Manager - Remote

Hiring Organisation
Reed Technology
Location
Scotland, United Kingdom
Employment Type
Permanent
Salary
£70000 - £90000/annum
ideal role for someone who wants to stay close to coding and architecture while guiding technical direction, mentoring teams, and driving modern engineering practices to deliver their ambitious product roadmap. Key Responsibilities: Lead several development teams and their leads to deliver high-quality, roadmap-driven software. Provide hands … architectural input to ensure solutions are robust, scalable, and secure for both cloud and on-prem environments. Champion modern engineering practices, streamline development workflows, and drive continuous improvement. Convert business and user needs into clear, actionable technical specifications. Define and enforce coding standards, implement code reviews, and maintain quality ...

Software Development Manager - Remote

Hiring Organisation
Reed
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum, Inc benefits
ideal role for someone who wants to stay close to coding and architecture while guiding technical direction, mentoring teams, and driving modern engineering practices to deliver their ambitious product roadmap. Key Responsibilities: Lead several development teams and their leads to deliver high-quality, roadmap-driven software. Provide hands … architectural input to ensure solutions are robust, scalable, and secure for both cloud and on-prem environments. Champion modern engineering practices, streamline development workflows, and drive continuous improvement. Convert business and user needs into clear, actionable technical specifications. Define and enforce coding standards, implement code reviews, and maintain quality ...

DevSecOps Engineer, London, Hybrid, Up to £100K

Hiring Organisation
Morgan McKinley
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
modern finance operates. By pairing deep technical expertise with scientific thinking, you will design platforms that empower advanced research, accelerate discovery and support ambitious engineering at scale. The teams thrive in an environment built for curiosity, rigour and long-term innovation. As a DevSecOps Engineer … written through to deployment, without slowing down delivery. You'll help design, build and maintain secure, scalable and resilient systems that support our engineering community, while continuously shaping best practices across applications, infrastructure and services. Your experience Proficient programming ability in at least one language (Python preferred) Proven experience ...

Artificial Intelligence Engineer

Hiring Organisation
Omnis Partners
Location
City of London, London, United Kingdom
Lead Engineer – Agentic AI Systems 🚀 Start-up-style engineering team inside a global consulting powerhouse 🚀 Peer group of world-class AI engineers and researchers 🚀 Own and build production-grade multi-agent systems end-to-end 🚀 High-velocity environment with huge technical autonomy 💸 £130k – £160k + bonus 📍 UK-wide flexible … Forward Deployed Engineer , Principal/Staff AI Engineer , or Member of Technical Staff who’s ready to lead technically , own architecture, and guide an engineering team—without stepping into corporate exec-land. You’ll set technical direction, define engineering standards, and stay extremely close to the codebase while ...

Artificial Intelligence Engineer

Hiring Organisation
Omnis Partners
Location
London Area, United Kingdom
Lead Engineer – Agentic AI Systems 🚀 Start-up-style engineering team inside a global consulting powerhouse 🚀 Peer group of world-class AI engineers and researchers 🚀 Own and build production-grade multi-agent systems end-to-end 🚀 High-velocity environment with huge technical autonomy 💸 £130k – £160k + bonus 📍 UK-wide flexible … Forward Deployed Engineer , Principal/Staff AI Engineer , or Member of Technical Staff who’s ready to lead technically , own architecture, and guide an engineering team—without stepping into corporate exec-land. You’ll set technical direction, define engineering standards, and stay extremely close to the codebase while ...

Hybrid Cloud & Network Security Architect

Hiring Organisation
Vanquish Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £700 per day
Core Networking Enterprise LAN/WAN/SD-WAN architecture and design. Routing & switching (L2/L3), Wi-Fi controllers/enterprise deployments. Network performance engineering (capacity planning, QoS, traffic engineering). Security Expertise Firewalls, VPNs, IDS/IPS, secure segmentation, Zero Trust architecture. Threat detection/ ...

SQL Server Developer - Performance Tuning Specialist

Hiring Organisation
WellData Limited
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
Title: SQL Server Developer - Performance Tuning Specialist Location: Completely Remote role, can be Located anywhere in the UK! Salary: Depending on experience We're proud to be a trusted leader in SQL development services, and in database, server, cloud, and application services. We enjoy helping our clients, many … connected and supported. About the role: WellData is seeking an enthusiastic, self-motivated, and dynamic SQL Server Developer with a proven track record in performance tuning and optimization. If you thrive on solving complex database challenges and making systems run faster and smarter, this role is for you. ...

Enterprise Architect

Hiring Organisation
CitNOW Group
Location
United Kingdom
Software Architecture Microservices, monoliths, hexagonal, etc Event sourcing and propagation Distributed systems behaviour (and the trade-offs, latency, redundancy, resilience) Understanding of scalability, reliability, performance engineering, etc Architectural Governance Establishing group architectural patterns without slowing down individual teams or reducing autonomy Creation of reference architectures for others ...

C++ Software Developer

Hiring Organisation
Ncounter LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … under load, propagate risk metrics across internal systems and support a front office that depends on accuracy and speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute ...

C++ Software Developer

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£160,000 - £170,000 per annum
C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … under load, propagate risk metrics across internal systems and support a front office that depends on accuracy and speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute ...

C++ Software Developer

Hiring Organisation
Ncounter Limited
Location
EC2N, Broad Street, Greater London, United Kingdom
Employment Type
Permanent
Salary
£160000 - £170000/annum plus Bonus & Package
C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … under load, propagate risk metrics across internal systems and support a front office that depends on accuracy and speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute ...

Software Engineer

Hiring Organisation
Oscar Technology
Location
Derbyshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
exciting opportunity has arisen for a skilled Software Engineer to join a growing Agile development team, working on advanced software solutions for complex engineering applications. This is a technical development role with a strong focus on modern C++ and software engineering best practices. You will be involved … Great communication skills Desirable Strong Maths/Physics background React and JavaScript The Company This is a well-established organisation recognised for delivering high-performance engineering software used worldwide. Their teams are highly collaborative, technically driven, and committed to pushing the boundaries of precision and performance. They provide ...

Senior Software Engineer - C / C++

Hiring Organisation
ARCA
Location
United Kingdom
C++ ARCA is currently looking for a Senior Software Engineer to join on a short-term contract to help support an automotive/motorsport engineering programme. This role suits someone comfortable working close to real-time systems, networking and performance-critical software, typically found in vehicle platforms, simulation … data or control environments. Key Responsibilities Develop and maintain high-performance C/C++ software Work on concurrent, parallel and asynchronous systems Contribute to distributed, real-time architectures (pub/sub models, time-synchronised systems) Key Skills & Experience Strong C/C++ development Solid understanding of concurrency, multi-threading ...

Network Automation Engineer

Hiring Organisation
Iceberg
Location
City of London, London, United Kingdom
Benefits I am supporting a high-growth connectivity and digital infrastructure organisation that is building out its automation capability within a highly technical network engineering team. They are looking for a Network Automation Engineer who comes from a strong networking foundation and has evolved into automation, scripting and DevOps … style delivery. You will be joining an engineering group of seven, where two members currently focus on automation and five are pure networking specialists. This hire acts as the bridge between both - enabling scalable, reliable and repeatable deployments across complex infrastructure environments. This role suits someone who enjoys rolling ...

Network Automation Engineer

Hiring Organisation
Iceberg
Location
London Area, United Kingdom
Benefits I am supporting a high-growth connectivity and digital infrastructure organisation that is building out its automation capability within a highly technical network engineering team. They are looking for a Network Automation Engineer who comes from a strong networking foundation and has evolved into automation, scripting and DevOps … style delivery. You will be joining an engineering group of seven, where two members currently focus on automation and five are pure networking specialists. This hire acts as the bridge between both - enabling scalable, reliable and repeatable deployments across complex infrastructure environments. This role suits someone who enjoys rolling ...