1 to 25 of 106 Distributed Systems Jobs in the South East

Senior Backend Engineer

Hiring Organisation
WeDo Technology Solutions Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£125,000 - £145,000 per annum
journey. The foundations are in place, customers are using the technology, and the engineering team is now scaling both the platform and the systems behind it. They're looking for a Senior Backend Engineer who wants to be close to the product, customers and technical decisions rather than owning … small component within a much larger organisation. You'll be joining a highly technical engineering team and working on problems across AI, distributed systems, enterprise data and performance engineering. This is a hands on role with genuine ownership. You'll help determine how the platform evolves as usage ...

Software Developer – High-Performance I/O & Storage Systems

Location
Crawley, England, United Kingdom
resolve complex natural resource, digital, energy transition and infrastructure challenges.**Job Details**Viridien is seeking a **Software Developer – High-Performance I/O & Storage Systems** to design, build, and improve services that enable efficient data access and storage across distributed environments.This role focuses on developing high-performance backend … data handling, scalability, and reliability across the full data path.**About The Team**You will join a team focused on building high-performance data systems that support distributed computing and data-intensive workloads.The team works across backend services, storage systems, and client integration layers to deliver scalable ...

Principal Platform Engineer

Hiring Organisation
Sanderson
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £150,000 per annum, Inc benefits
+ 20% Flexible Benefits Package Are you an experienced Principal Engineer with a passion for building and operating large-scale distributed systems and database platforms? We're looking for a hands-on technical leader to help shape the future of our platform engineering capability. This is an opportunity … lead complex engineering initiatives, define technical strategy, and act as a subject matter expert across AWS infrastructure, distributed databases, Terraform and cloud-native platform services. You'll work closely with architects, engineers and senior stakeholders to design resilient, scalable and secure platform solutions while mentoring engineers and driving engineering ...

Systems Development Engineer, AI/ML

Location
Reading, England, United Kingdom
world-class team in a dynamic environment that has the entrepreneurial feel of a start-up. This is an opportunity to operate and engineer systems on a massive scale and to gain world class experience in cloud computing, artificial intelligence and machine learning. Top reasons to join our team … Solve unique and first-order problems in rapidly evolving AWS services such as SageMaker, Bedrock and Amazon Q Learn how to build and operate distributed systems at scale Build and influence the tools and utilities that are part of the AWS fleet running our internal services ...

Senior Platform Engineer | S4 | Chief Information & Resilience Office | Milton Keynes & Glasgow

Location
Milton Keynes, England, United Kingdom
planning, performance optimisation, and infrastructure scalability. (Required) Experience providing technical leadership, mentoring engineers, and guiding engineering best practices. (Required) Solid background in server operating systems, distributed systems, and platform architecture. (Required) Experience working with cross-functional teams to deliver technology solutions aligned to business strategy. (Required) Proven … agile methodologies. (Required) Ability to explain to senior management complex technical concepts. (Required) Broad and comprehensive understanding of the concepts and principles within systems infrastructure and platforms. (Required) Is knowledgeable in all stages and major activities of the incident life cycle. (Required) Knowledge of tools, approaches, and practices ...

VP Lead Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £130,000 per annum
Office technology. This is a high-impact position within a multi-year platform modernisation programme, focused on building real-time, low-latency, high-performance systems that directly support front office trading workflows. You’ll operate across the full stack, influence architecture, and work closely with the business to deliver … Build and evolve a suite of real-time, high-performance microservices for trading workflows Lead end-to-end solution design across backend and frontend systems Partner directly with traders and stakeholders to translate requirements into impactful solutions Drive best practices across distributed systems, testing, CI/ ...

Software Engineer II, Agentic AI

Location
Oxford, England, United Kingdom
components through design, implementation, code review, testing, deployment and production monitoring, seeking guidance for complex or unfamiliar work. Investigate and resolve defects in distributed systems using structured analysis, logs, metrics and appropriate debugging tools. Contribute to containerised and event-driven services using Docker, Kubernetes, CI/CD pipelines … customer and personal data. Nice to Have Contribution to Generative AI, large language model or AI‐enabled software solutions. Work with cloud‐native or distributed systems in a cybersecurity, data‐intensive or similarly complex domain. Task‐specific coaching, knowledge sharing or support for peers or less‐experienced colleagues. ...

Senior Systems Engineer

Hiring Organisation
Archangel Lightworks Ltd
Location
Oxford, Oxfordshire, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
About the job As a Senior Systems Engineer, you will play a critical role in the specification, design, integration, and test of our Optical Ground Stations and other products. This role involves working closely with internal engineering teams, external partners, and customers to ensure the systems support … leading a small team, planning sprints, and coordinating activities to ensure timely and successful project delivery. This is a cross-functional role that bridges systems engineering and other engineering disciplines, and operational workflows. Your responsibilities will include: Own systems or subsystems as required, leading specification and verification activities ...

Lead Software Engineer

Location
Slough, England, United Kingdom
London deep tech company building the software backbone for the autonomous age. Their platform lets operators orchestrate fleets of robots, sensors and autonomous systems, fuse the vast data they generate, and turn it into decisions made faster than any adversary can react. Real systems, deployed in the world … actually matters. Well funded, scaling hard, and engineering led to the core. The problem space This is not CRUD. You'll be architecting systems that ingest and fuse high volume, heterogeneous sensor streams in real time, coordinate autonomous agents over unreliable and contested networks, and surface complex state ...

Senior Systems Engineer

Hiring Organisation
Archangel Lightworks Ltd
Location
Oxford, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Space Agency, the UKs Department of Science and Technology (DSIT) and the UK Ministry of Defence. About the job As a Senior Systems Engineer, you will play a critical role in the specification, design, integration, and test of our Optical Ground Stations and other products. This role involves working … closely with internal engineering teams, external partners, and customers to ensure the systems support our operational needs and enables smooth integration with partner systems. You will be responsible for defining system and sub-system requirements, designing architecture, ensuring robust integration, and supporting the deployment and maintenance of ground stations. ...

Forward Deployed Engineer

Location
Reading, England, United Kingdom
solutions for them. You will work directly with strategic clients to design and implement scalable technical integrations, define production-ready workflows, and ensure AI systems transition from experimentation to reliable deployment. This is a hands-on engineering role with strong product and client-facing responsibilities. Location & Travel: Preferred location … qualified candidates Frequent travel to client sites may be required (depending on client needs) Responsibilities: AI Deployment Architecture: Design and implement integrations between client systems and CloudFactory’s platform Architect scalable agentic AI & human-in-the-loop workflows Define data ingestion, transformation, and feedback loops Evaluate system bottlenecks (latency ...

Engineering Manager - Core Infrastructure (Remote)

Hiring Organisation
CrowdStrike
Location
Reading, Berkshire, United Kingdom
Salary
£ 70 K
here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count … Configuration Management (Chef, Puppet, Salt or similar solutions)Experience in Provisioning & Orchestration (Pulumi, Terraform, Ansible, Temporal or similar solutions)Experience with immutable architecture and distributed systems design.Experience in software development, design patterns, data structures and algorithms ( Python or Go )Experience with large-scale, business-critical Linux environments.Experience operating ...

Software Engineer

Location
Milton Keynes, England, United Kingdom
experience needed to set credible architectural direction and drive outcomes without dependency on external product managers. You will own end-to-end delivery across distributed systems, integrations, data, and infrastructure. This is an excellent opportunity for a seasoned engineer who has been there before — someone who can walk … that scales. Requirements We value deep, proven engineering experience over academic qualifications. The ideal candidate brings a track record of building and owning complex systems — someone who has seen what good looks like and knows how to get there. They are comfortable operating across multiple domains — backend, data, integration ...

Senior AI Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £700 to £900 per day
experience IR35: Outside IR35 Start Date: Immediate About the Role We are working with a fast-growing UK frontier technology company developing advanced AI systems for organisations operating in complex, high-stakes environments. The business is looking for a Senior Applied AI Engineer to take genuine technical ownership … production-grade agentic AI systems. This is a builder's role rather than an integration role . You will design and implement sophisticated AI systems from the ground up, make architecture-level decisions, write production-quality software and own features through to deployment. The focus is on turning rapidly ...

Platform Engineer – Infrastructure & Cloud Systems

Location
Crawley, England, United Kingdom
that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges.**Job Details**Viridien is seeking a **Platform Engineer – Infrastructure & Cloud Systems** to design, build, and improve infrastructure and platform systems that support software deployment and execution across large-scale, distributed environments.You will work … across multiple layers of the stack, including infrastructure platforms, container orchestration, authentication systems, and observability tooling. This role focuses on building scalable, reliable systems and ensuring strong integration between infrastructure and higher-level platforms.**About The Team**You will join a team focused on infrastructure and platform engineering ...

Senior Software Engineer

Hiring Organisation
Halliburton
Location
Abingdon, Oxfordshire, United Kingdom
Salary
£ 70 K
development, or data platform technologies Experience with CI/CD pipelines, containerization, and infrastructure automation Background in technically complex or scientifically demanding application domains (distributed systems, scientific computing, real-time systems, large-scale data) Experience integrating machine learning, generative AI, or LLM-based components into production systems ...

AI Engineer – Agentic AI

Location
Burgess Hill, England, United Kingdom
Type: Full-time As an AI Engineer– Agentic AI, you will be a hands-on builder contributing to the development of production agentic AI systems that operate on real financial data and serve real customers. You will work alongside experienced engineers, product managers, and designers to design, build … operate within a regulated, customer-facing environment. This role offers strong mentorship and opportunities to grow your technical depth in LLMs, agentic systems, and production AI engineering. Core engineering stack Languages: Python, Go, TypeScript Cloud and infrastructure: AWS and/or GCP, Kubernetes APIs and services: REST, gRPC Distributed ...

Principal Java Engineer

Location
Wallingford, England, United Kingdom
practices. Promote secure, scalable and maintainable software design across all teams. Support and mentor team members to drive technical excellence and continuous improvement. Production systems are reliable, observable and operationally excellent Lead root cause analysis and resolution of complex production issues. Drive improvements in system observability, monitoring and operational …/CD with GitLab Pipelines & Jenkins Observability: logging, metrics and monitoring MySQL, Apache Solr Front-end UI (e.g. Angular) Person Specification Strategic and systems-thinking mindset Excellent communication and stakeholder management skills Ability to influence through technical leadership rather than line management Proactive, pragmatic and outcome-focused Strong mentoring ...

Software Engineer

Location
Abingdon, England, United Kingdom
development, or data platform technologies Experience with CI/CD pipelines, containerization, and infrastructure automation Background in technically complex or scientifically demanding application domains (distributed systems, scientific computing, real-time systems, large-scale data) Experience integrating machine learning, generative AI, or LLM-based components into production systems ...

Senior Java Architect - Payments

Hiring Organisation
Sanderson
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £600.00 per day
modern engineering practices Architect payment solutions supporting real-time payments, cross-border transactions, settlement, reconciliation, and regulatory requirements Design integration patterns across enterprise systems, third-party providers, and banking platforms Drive iterative delivery, stakeholder engagement, demonstrations, and technical progress reporting Collaborate with Business, Integration, Data, and DevOps Architects … Financial Services, or other highly regulated environments Deep expertise in Java, Spring Boot, and enterprise-scale backend development Strong knowledge of microservices architecture and distributed systems Experience designing event-driven solutions using Kafka or similar messaging technologies Strong understanding of API-first architecture, REST services, and enterprise integration ...

Principal Platform Engineers

Location
Staines-upon-Thames, England, United Kingdom
identity patterns the rest of engineering follows. This is a hands-on engineering role. You will write Go. Fine-grained authorisation systems you have built and run at production scale, in distributed multi-tenant environments Hands-on production experience with a Zanzibar-style authorisation engine: SpiceDB, OpenFGA … loud. If you would not push back on your director in week two, this will not suit you. Architecting and engineering fine-grained authorisation systems at production scale, in distributed, multi-tenant environments Hands-on production experience with a relationship-based/policy-based authorisation engine, ideally SpiceDB ...

Full Stack Engineer

Hiring Organisation
Response Informatics
Location
South East London, London, United Kingdom
Employment Type
Contract
Python, .NET, JavaScript/TypeScript, Node.js, React, Angular, and modern web technologies. Deep experience in API development, Microservices, Event-Driven Architectures, Enterprise Integration, and Distributed Systems design. Cloud, Platform Engineering & Infrastructure Expertise in Azure, AWS, and GCP with strong knowledge of multi-cloud, cloud-native, serverless, containerized ...

Senior Software Engineer I

Hiring Organisation
American Express
Location
Burgess Hill, West Sussex, United Kingdom
Salary
£ 80 K
company.In this role, you will oversee all technical aspects of our regional (EMEA, APA, and LATAM) corporate hierarchy and limits applications, ensuring these critical systems remain secure, resilient, and highly available.At the same time, you will be an active contributor to modernization efforts aimed at enabling the deprecation … transformation of mainframe-based systems toward scalable, cloud-aligned architectures.You will work closely with cross-functional engineering and architecture teams to maintain stability in our existing COBOL/DB2-based applications while advancing the evolution to distributed, API-driven, and event-based solutions. ResponsibilitiesScope of Impact/Influence ...

Senior Software Engineer I

Hiring Organisation
American Express
Location
Brighton, East Sussex, United Kingdom
Salary
£ 80 K
company.In this role, you will oversee all technical aspects of our regional (EMEA, APA, and LATAM) corporate hierarchy and limits applications, ensuring these critical systems remain secure, resilient, and highly available.At the same time, you will be an active contributor to modernization efforts aimed at enabling the deprecation … transformation of mainframe-based systems toward scalable, cloud-aligned architectures.You will work closely with cross-functional engineering and architecture teams to maintain stability in our existing COBOL/DB2-based applications while advancing the evolution to distributed, API-driven, and event-based solutions. ResponsibilitiesScope of Impact/Influence ...

Software Architect / Senior Developer

Location
Horsham, England, United Kingdom
senior developer with 5+ years in software development Strong expertise in .NET development, C#, and Visual Studio Experience developing .NET based web services and distributed systems Demonstrated ability to design and implement scalable, maintainable software architectures Experience with architectural patterns (microservices, event-driven, layered architecture, etc.) Strong understanding … separation of concerns) Proficiency with Blazor framework and modern web technologies Experience with HTML, CSS, and frontend architectural considerations Expert knowledge of version control systems, primarily Git, including branching strategies Experience writing and promoting automated testing strategies (unit, integration, end-to-end) Strong documentation skills with ability to create ...