13 of 13 Contract Low Latency Jobs in the UK

Solace Middleware Engineer

Hiring Organisation
Reed Talent Solutions
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 700 - 720 Daily
seeking a Solace Middleware Engineer to join our specialised Middleware and application platform support team within the Global Investment Bank's dedicated low-latency infrastructure. This role is pivotal in supporting electronic trading systems across Forex (FX) and Fixed Income (FI) markets. The successful candidate will possess deep … technical expertise in Solace Middleware and a practical understanding of trading workflows and ultra-low latency requirements. Essential Skills: Expert-level knowledge of Solace PubSub+ platform. Hands-on experience configuring Solace message VPNs, queues, topic endpoints, bridges, and DMR. Proven ability to tune Solace for ultra-low ...

Scala Developer

Hiring Organisation
Teksystems
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £900/day
develop, and maintain front-to-back equity swap trading systems using Scala with a strong emphasis on functional programming. Build and enhance high-throughput, low-latency platforms with a strong focus on performance, scalability, and reliability. Develop and support core systems, including data-driven inventory and trade processing … deliver robust, fit-for-purpose trading solutions. Contribute to the design and implementation of high-performance, distributed system architectures, including event-driven and low-latency patterns. Use Python for analytics, tooling, or supporting components where appropriate to complement the core Scala-based platforms. Apply functional programming principles ...

Quantitative Developer - Java | kdb - contract

Hiring Organisation
Korn Ferry
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 800 Annual
high-performing electronic FX (eFX) technology team within a leading global investment bank. This role focuses on the design, development, and optimisation of low-latency trading systems that support automated pricing, execution, and quantitative trading strategies. Key Responsibilities Design and build low-latency, event-driven trading … markets Collaborate with quantitative analysts to integrate and optimise trading models Develop and enhance capabilities across pricing, execution, and back-testing frameworks Conduct latency and performance analysis, driving continuous optimisation Build analytics and monitoring tools to assess system and model performance Contribute to the scalability, resilience, and reliability ...

Senior Java Engineer - Algorithmic Trading

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
evolution of the architecture behind them . Why this role stands out Direct impact on trading performance - your code influences execution quality, latency and P&L True front-office exposure - daily interaction with quants and trading desks Low-latency engineering at scale - high throughput, real-time systems … translate trading logic into production systems Contributing across the full lifecycle - design, build, optimisation and production support Driving performance and scalability improvements in a low-latency environment The tech environment Core Java (concurrency, NIO, GC tuning) Low latency/high throughput systems Event-driven architectures ...

Senior Java Developer - Electronic Trading

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
join its Electronic Fixed Income (eFI) Technology team. This role sits in a front-office electronic trading environment , focused on building and optimising low-latency, high-performance Java trading systems used by institutional clients. A core part of the engagement will be supporting the rollout and optimisation … TransFICC connectivity , alongside ongoing performance improvements across pricing, RFQ, execution, and market-data workflows. Required Experience Extensive background in electronic trading systems Strong low-latency Java development experience Deep knowledge of Core Java , concurrency, and multi-threaded design Proven delivery of high-volume, real-time trading platforms Strong ...

Rust Developer

Hiring Organisation
IntecSelect
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP 800 - 850 Daily
looking for a Rust Developer to join their high-performance engineering team. You will play a key role in designing, building, and maintaining low-latency, mission-critical trading systems. The role offers the opportunity to work on complex problems, optimise algorithms for speed and efficiency, and contribute directly … closely with engineers, quants, and operations teams to deliver reliable solutions. Contribute to system design and architecture, ensuring scalability and efficiency. Optimize applications for low latency, concurrency, and high throughput. Responsibilities and Requirements: Proven experience in Rust development. Strong knowledge of system programming, performance tuning, and Multithreading. Experience ...

Booking and Messaging Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £625/day
focus on Multithreading, Concurrency, and Asynchronous processing. Reactive Systems: Hands-on experience with Functional Reactive Programming (RxJava, Java 9 Flow API, or similar). Low Latency Messaging: Deep understanding of 60East AMPS , Kafka, or Solace. You should be comfortable with Pub/Sub, Point-to-Point, and durable … subscriptions. Middleware & Networking: Expertise in socket programming and optimizing low-latency network communication. Modern Stack: Spring IoC/MVC, SQL (Sybase/PostgreSQL), and a solid grasp of Linux internals. Rate: £625 per day (Umbrella/Inside IR35) Location: London (Hybrid) Duration: 6 Months (Initial) Ideal Candidate ...

Senior KDB+ Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
understanding of data organisation, schema design, and performance implications of different architectural approaches. Build and operate solutions handling large-scale, high-frequency datasets, ensuring low latency, high throughput, and efficient memory usage. Analyse and optimise q queries, data models, and ingestion pipelines for both real-time and historical … Desirable/Nice-to-Have Skills Knowledge of inter-process communication mechanisms in kdb+ and integration with external systems. Experience tuning kdb+ systems for low latency and high availability. Familiarity with data quality checks, validation frameworks, and operational resilience patterns. Exposure to financial markets data (e.g., market data ...

Data Scientist

Hiring Organisation
Hirexa Solutions UK
Location
Osterley, Isleworth, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
dashboards, establish robust MLOps practices, and own end-to-end productionisation from data ingestion through deployment and ongoing model monitoring. Design, architect, and operate low-latency, highly reliable cloud-based AI systems for live sports scenarios, ensuring resilient performance during peak traffic, responsible model behaviour in real time … optimal balance between cost, latency, and production-scale performance. What you'll bring Proven extensive lead-level engineering experience delivering sports insights or sports data–driven ML systems, with clear ownership of technical direction, mentoring, and delivery. Deep understanding of sports data, including hands-on experience working with event ...

Integration Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Norwich, Norfolk, East Anglia, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £575 per day
driven and microservices architectures. Strong knowledge of: API integration patterns (REST, GraphQL) ETL/ELT and data pipelines Distributed system design High throughput and low-latency data streaming Good understanding of Java/Python/Node.js for integration logic. Familiarity with containerization & orchestration (Docker, Kubernetes). Working knowledge ...

Pricing Services UI Developer

Hiring Organisation
Reed
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£900 - £925 per day, Inc benefits
options, including exotic and structured products. Integrate and support the optimization of quantitative models in collaboration with quants and traders. Maintain and enhance low-latency infrastructure for real-time risk and PnL calculations. Conduct back-testing and performance analysis of models and trading strategies. Provide technical guidance ...

KDB+ Developer - Contract

Hiring Organisation
Revolution Technology Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 955 Daily
structures (splayed, partitioned tables), and tick architecture (tickerplant, RDB, HDB), with strong query optimisation skills. High-Performance Data Engineering - ability to design and tune low-latency, high-throughput systems handling large-scale datasets, including memory, CPU, and I/O optimisation. System Design & Collaboration in Finance Context - experience ...

Product and Platform Specialist

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day
including: OTEL Collectors OTEL Agents OPAM Agents Data pipelines to Kafka Bus Time-series and telemetry data storage Ensure platform designs support high scale, low latency, resiliency, and extensibility. CIO & Senior Stakeholder Engagement Act as the primary platform representative in CIO and senior leadership discussions. Translate executive requirements ...