1 to 25 of 162 Distributed Systems Jobs in London

Senior Software Engineer

Hiring Organisation
Burns Sheehan
Location
London Area, United Kingdom
Senior Software Engineer | Distributed Systems | Sustainable Cloud Native Platform 💸Up to £110,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Senior Software Engineer with extensive knowledge of building distributed systems? Looking … Senior Software Engineer: Tech agnostic but preferable experience working with Golang, Rust, C/C++ or Java. In-depth knowledge of distributed systems, building solutions at scale where performance, reliability and availability are key considerations. Experience working on software infrastructure or building Cloud native software using Kubernetes Understanding ...

Lead Software Engineer

Hiring Organisation
Burns Sheehan
Location
City of London, London, United Kingdom
Lead Software Engineer | Distributed Systems | Sustainable Cloud Native Platform 💸Up to £130,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Lead Software Engineer with extensive knowledge of building distributed systems? Looking … Lead Software Engineer: Tech agnostic but preferable experience working with Golang, Rust, Java and/or C/C++. In-depth knowledge of distributed systems, building solutions at scale where performance, reliability and availability are key considerations. Confident in leading the definition and creation of solutions from ...

Backend Software Engineer Junior-Mid Level - Programmatic

Hiring Organisation
Mobkoi
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Programmatic, you will contribute to the development and evolution of MOBKOI’s programmatic advertising platform. You will work closely with experienced engineers on backend systems that power real-time bidding (RTB), campaign delivery, and large-scale integrations with SSPs and DSPs.This role is well suited to engineers early … their career who want to deepen their expertise in distributed systems, low-latency services, and cloud-based infrastructure, while gaining exposure to the programmatic advertising ecosystem. You will be supported through mentorship, code reviews, and progressive ownership of backend components. RESPONSIBILITIES • Contribute to the development and improvement ...

Principal Python Engineer

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£170,000 - £200,000 per annum
internal compute frameworks that underpin their trading and research platforms. This is a high-impact role, working at the intersection of software engineering and distributed systems, with the opportunity to build scalable tools and frameworks used across the business. What you’ll do: Design, develop, and maintain performant … tools and platforms that streamline workflows across investment and technology teams Contribute to code reviews and best practices, improving overall development quality Work across distributed systems, containers, and automation pipelines to deliver scalable solutions What we’re looking for: 6+ years’ professional software development experience Strong proficiency ...

Backend Engineer (JVM) - Up to £95k

Hiring Organisation
Few&Far
Location
City of London, London, United Kingdom
messy, real-world data (APIs, documents, scraped sources — most of it unstructured) Design the orchestration layer that gathers and evaluates evidence across heterogeneous systems Ship reliable, secure, observable production code Deploy and iterate on LLM-powered investigation flows (not just prototypes) Make smart build vs buy decisions … ship, own. Tech: Kotlin (open to any JVM background), Python, Terraform, Agentic AI, cloud-native, event-driven services If you’ve built fault-tolerant, distributed systems before, tools matter less than judgement You’ll Have 3+ years building production distributed systems in a startup environment, using ...

Low Latency Engineer

Hiring Organisation
Harrington Starr
Location
City of London, London, United Kingdom
looking for a high-calibre Solution Engineer with a passion for performance and capital markets technology to deliver complex, front-office trading systems for leading global investment banks, asset managers, fintechs and exchanges. This role sits at the intersection of engineering excellence, client engagement, and strategic delivery — working hands … latency trading solutions in capital markets environments Contributing directly to the codebase on the most technically challenging aspects of client deliveries Architecting performant, resilient distributed systems informed by deep domain knowledge Building solutions across OMS, EMS, Smart Order Routing, Matching Engines, FIX gateways and Risk platforms Working with ...

Lead .NET/Full Stack Developer - Hybrid - Up to £700/day Outside IR35 | C# | Azure | Event Driven Systems | Payments | API Driven

Hiring Organisation
VirtueTech Recruitment Group
Location
London Area, United Kingdom
Lead .NET/Full Stack Developer - Hybrid - £700/day Outside IR35 | C# | Azure | Event Driven Systems | Payments | API Driven We have a unique opportunity for a Lead .NET/Full Stack Developer to join a payments company. As the Lead .NET/Full Stack Developer , you’ll play … closely with Product, Data, Risk, and Platform teams , you’ll help evolve the platform architecture and ensure the delivery of secure, scalable, and resilient distributed systems within a regulated fintech environment. 📍 2–3 days per week in the office – City of London 💰 Up to £700/day Outside ...

Principal Data Architect

Hiring Organisation
LSA Recruit
Location
Greater London, England, United Kingdom
Principal Data Architect (AI/ML) Permanent Glasgow or London, UK (Hybrid) This is a foundational architecture seat inside a company building a globally distributed, AI-native platform from the ground up. Right now, everything is being rebuilt — how data is captured, structured, governed, and used. … entire data architecture strategy: Designing a modern lakehouse on AWS from first principles Building a real-time data layer from high-frequency, distributed systems Creating a data model that’s ML-ready on day one Defining how data flows across multiple global environments Solving hard problems around consistency ...

Senior GenAI Platform Engineer / Senior AI/ML Platform Engineer

Hiring Organisation
Opus Recruitment Solutions
Location
City of London, London, United Kingdom
Engineer to play a pivotal role in shaping and advancing their next‐generation intelligence platform. This organisation is building high‐performance, real‐time AI systems that support demanding financial and enterprise clients globally, and this position sits at the heart of their most advanced technical developments. The Role … will architect, build, and optimise the underlying infrastructure that powers cutting‐edge GenAI and machine learning workloads. This includes large‐scale model deployment, distributed systems design, high‐throughput data processing, and the creation of robust frameworks that enable rapid experimentation, safe iteration, and reliable productionisation ...

Senior Java Engineer (WebFlux)

Hiring Organisation
Fynity
Location
London Area, United Kingdom
week onsite) Are you a senior, hands-on Engineer who thrives in event-driven, asynchronous environments? Do you enjoy building low-latency, high-throughput distributed systems where correctness, resilience, and performance really matter? This is an opportunity to work at the core of real-time payments infrastructure, helping … scale. What You’ll Be Doing You’ll play a senior individual-contributor role within a high-performing engineering team, building asynchronous, message-driven systems designed for scale, resilience, and near-zero downtime. Design and implement high-throughput, low-latency systems processing millions of real-time payment events ...

Principal Software Engineer

Hiring Organisation
Verifone
Location
City of London, London, United Kingdom
electronic payment technology industry. Verifone has one of the leading electronic payment solutions brands and is one of the largest providers of electronic payment systems worldwide. Verifone has a diverse, dynamic and fast paced work environment in which employees are focused on results and have opportunities to excel. … Verifone employees are leading the payments industry through experience, innovation, and an ambitious spirit. Whether it’s developing the next platform of secure payment systems or searching for new ways to bring electronic payments to new markets, the team at Verifone is dedicated to the success of our customers ...

Site Reliability Engineer (Contractor)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£540 - £550 per day
architectural decisions, and build automation that elevates deployment safety and operational efficiency. This is a hands-on, senior technical role with direct influence on systems that generate significant global revenue.Key ResponsibilitiesReliability & Risk Engineering* Identify systemic reliability risks and drive long-term preventative improvements* Define and refine SLIs, SLOs … teams to embed reliability into system designYOUR SKILLS & EXPERIENCERequired:* Degree in Computer Science, Engineering, or equivalent experience* 7+ years in SRE, Production Engineering, or Systems Engineering roles* Strong understanding of distributed systems, failure modes, and consistency models* Hands-on experience operating production workloads ...

Software Engineer

Hiring Organisation
Harrington Starr
Location
City of London, London, United Kingdom
engineering team. The role sits within the development function and works closely with the CTO, researchers, and trading teams to build and maintain the systems that support live trading strategies. The position focuses on developing production services, improving platform reliability, and helping move quantitative research into robust, scalable trading … successful candidate will take ownership of a number of backend services that support the trading platform. This includes developing new functionality, maintaining existing systems, and improving operational tooling across the production environment. You will work closely with quantitative researchers and traders to translate research ideas into production-ready systems ...

Senior Software-Engineering Manager

Hiring Organisation
Socure
Location
London Area, United Kingdom
identity with a team that holds a high bar for itself — keep reading. At Socure, we are revolutionizing digital trust by building mission-critical systems that deliver high reliability and operate at global scale. As a Manager, Software Engineering, you will be a hands-on technical leader who defines … projects, and coach engineers to maximize their potential. This role is perfect for leaders seeking high-growth, product-driven environments, who are passionate about distributed systems, and who want to directly influence the design of secure, scalable, and resilient infrastructure while cultivating top engineering talent. What ...

Senior Java Software Engineer

Hiring Organisation
Synchro
Location
City of London, London, United Kingdom
shaping modern, scalable platforms and have a genuine impact from day one. You’ll be working in fast-paced, collaborative squads, building cloud-native systems using modern engineering practices. The environment is data-driven, product-focused, and centred around delivering real value to customers. Tech environment Java/Kotlin … ecosystem) Microservices architecture Cloud-native (AWS/GCP) Spring/Spring Boot Docker & Kubernetes Messaging & streaming technologies Distributed tracing and observability tooling What you’ll be doing Designing and building scalable, resilient distributed systems Contributing to architectural decisions across greenfield platforms Writing clean, secure, and maintainable code ...

Senior Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Hybrid - 1 day onsite, 4 days remote) Overview We are seeking a Senior Engineer to deliver across key Identity-focused workstreams within a modern, distributed engineering environment. You will bring a strong backend engineering foundation alongside hands-on delivery capability, operating across multiple services and components. This role requires … continuous improvement. You will work within a structured delivery framework while maintaining a strong focus on product impact, security, and customer outcomes. As identity systems increasingly interact with automated and AI-enabled workflows, we value engineers who stay aware of emerging security considerations within these modern environments. Core Technical ...

Senior Software Engineer

Hiring Organisation
Develop
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
typical feature-delivery role. This is an opportunity to help redefine how goods move in the digital economy- working at the intersection of distributed systems, routing algorithms, machine learning, and real-world operational systems. The Team Close to 100 people globally and will be looking to almost double … Data Culture built around experimentation, high standards and rapid feedback loops You'll work closely with senior engineering leadership who have previously scaled large distributed systems and ML-driven platforms at global technology companies. Tech Environment Backend systems currently built in Python, looking to move to Golang ...

Senior Full Stack Engineer (Team Lead)

Hiring Organisation
Futuria
Location
City of London, London, United Kingdom
where you'll split your time between writing production code and mentoring engineers. You'll lead a cross-functional engineering team working across our distributed platform stack. You're accountable for your team's execution, code quality, testing practices, and continuous improvement. This is NOT a product management role … leading or mentoring engineers Strong expertise in Python backend development with async patterns Production experience with modern frontend frameworks (React, TypeScript) Solid understanding of distributed systems architecture and API design Experience with container orchestration, CI/CD, and cloud platforms Experience with NoSQL databases and data modelling Daily ...

Core Engineer (C++)

Hiring Organisation
NJF Global Holdings Ltd
Location
City of London, London, United Kingdom
looking to work on problems that genuinely test the limits of performance, scale, and engineering craft? We are building a small, elite team of systems engineers to design and evolve the core infrastructure that powers a highly sophisticated trading platform. This is not application level development. This is deep … work on performance critical systems where nanoseconds matter, correctness is non negotiable, and your decisions directly impact real world outcomes. You will be working on the foundations of the trading stack, including market data, execution, simulation, and internal infrastructure. The problems are hard, the standards are high ...

SRE - Site Reliability Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £62/hour
Hour - £62 Per Hour Inside IR35 Job Overview We are looking for a Senior Site Reliability Engineer with strong experience in Observability, Monitoring and Distributed Systems to support large-scale cloud infrastructure supporting millions of devices globally. The role focuses on building and scaling monitoring, logging and alerting … platforms to ensure high availability and performance of cloud services. Responsibilities Design, deploy and scale observability platforms Manage and scale Prometheus monitoring systems Deploy and maintain large Elasticsearch clusters Build and maintain data pipelines using Kafka Develop alerting and monitoring frameworks Automate infrastructure using Terraform and Ansible Develop tools ...

Senior Software Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
designing, building, deploying and operating scalable infrastructure services as part of a platform team. This is a role for someone who enjoys solving hard distributed systems problems and building robust foundations that others depend on. Responsibilities: Design, build, deploy, and operate secure, scalable infrastructure and automation Improve … engineering standards across code quality, testing, and automation Skills: Strong backend engineering capability (Golang, Java, or .NET) Strong hands-on experience building and operating distributed systems in cloud environments (AWS or GCP) Kubernetes and container orchestration experience Infrastructure as Code experience (Terraform, Pulumi, Crossplane or similar) Proven track ...

SVP Platform Engineers & Chief Software Architect

Hiring Organisation
Sapiens
Location
London Area, United Kingdom
product portfolio. In this senior role, you will lead end‐to‐end solution architecture, drive shared platform services across product lines, and ensure our systems are scalable, secure, and enterprise‐grade. You will partner with Product, Engineering, and Executive teams to align technology with business strategy and accelerate innovation. … What you’ll lead Enterprise‐wide Cloud & SaaS architecture vision Multi‐tenant, high‐availability, distributed systems Shared services consolidation (Auth, Analytics, APIs, GenAI foundations) Microservices & cloud‐native architecture design DevOps, CI/CD, and unified cloud deployment automation Cross‐product integrations and platform‐level innovation What you bring ...

Principal Software Engineer

Hiring Organisation
Orbis Group
Location
City of London, London, United Kingdom
optimizing data exchange integrations, building resilient real-time pipelines that process market data at scale, designing infrastructure for performance and reliability, and modernizing legacy systems that underpin a platform millions depend on daily. The work spans the full technical stack from data ingestion and processing architecture to infrastructure optimization … Requirements: 8+ years backend development experience with demonstrated technical leadership as Lead/Staff/Principal Engineer Deep expertise building and operating large-scale distributed systems in production Polyglot engineering background; strong proficiency in Node.js or Golang preferred Hands-on experience designing and scaling modern database architectures ...

Quant Developer OTC Pricing

Hiring Organisation
James Joseph Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
This is a great opportunity to join a successful firm adding headcount as it continues to grow, and to work on highly visible quantitative systems that sit at the core of pricing, hedging and liquidity decisions. The role offers a rare blend of quantitative research partnership and hands … will be involved in the development of pricing logic, flow analysis, spread optimisation and automated hedging tools. The role also includes working on distributed systems challenges in a 24/7 multi-region environment, where reliability, consistency and performance are critical. This is a high-impact position ...

C++ Software Developer

Hiring Organisation
Ncounter
Location
East London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£180,000 - £200,000 per annum
that underpins a global trading risk platform. This environment sits at the intersection of quantitative research, front office trading, and high-performance engineering, where systems must process enormous volumes of market and trade data while maintaining absolute accuracy of risk calculations across multiple asset classes. The platform ingests trades … real time, tracks positions across portfolios, calculates PnL and exposures, and distributes risk metrics across internal systems used by trading and portfolio management teams. We are looking for a C++ engineer who understands the technology challenges associated with financial risk systems. You will be working on software that models ...