Distributed Systems Jobs in the South East

51 to 75 of 288 Distributed Systems Jobs in the South East

Lead Software Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
develop
team within a modern, high-performance engineering environment. This is an opportunity to lead from the front, owning architectural direction, driving technical excellence, and ensuring delivery of scalable, resilient systems in a cloud-first, microservices-driven environment. You’ll be a hands-on leader, balancing coding, mentoring, and strategic influence across multiple teams and initiatives. The Role As a … you will combine hands-on technical expertise with leadership responsibilities, including: Designing and leading the development of scalable backend services using .NET 8 (C#) Architecting cloud-native microservices and distributed systems on AWS Driving engineering standards, best practices, and technical excellence across teams Leading architectural discussions and guiding long-term technical strategy Collaborating with product, DevOps, and front … while empowering others to do their best work. You’ll bring: 8+ years of commercial experience with C#/.NET Core/.NET 6+ Proven experience designing and building distributed, microservices-based systems Deep understanding of AWS (ECS, Lambda, EventBridge, DynamoDB, S3, etc.) Strong background in API design, asynchronous/event-driven architectures, and system scalability Expertise with More ❯
Posted:

Lead Software Engineer

slough, south east england, united kingdom
Hybrid / WFH Options
develop
team within a modern, high-performance engineering environment. This is an opportunity to lead from the front, owning architectural direction, driving technical excellence, and ensuring delivery of scalable, resilient systems in a cloud-first, microservices-driven environment. You’ll be a hands-on leader, balancing coding, mentoring, and strategic influence across multiple teams and initiatives. The Role As a … you will combine hands-on technical expertise with leadership responsibilities, including: Designing and leading the development of scalable backend services using .NET 8 (C#) Architecting cloud-native microservices and distributed systems on AWS Driving engineering standards, best practices, and technical excellence across teams Leading architectural discussions and guiding long-term technical strategy Collaborating with product, DevOps, and front … while empowering others to do their best work. You’ll bring: 8+ years of commercial experience with C#/.NET Core/.NET 6+ Proven experience designing and building distributed, microservices-based systems Deep understanding of AWS (ECS, Lambda, EventBridge, DynamoDB, S3, etc.) Strong background in API design, asynchronous/event-driven architectures, and system scalability Expertise with More ❯
Posted:

Principal Software Engineer (C++)

Oxfordshire, Milton Hill, United Kingdom
Hybrid / WFH Options
Mars Recruitment
with tools such as CMake, GIT (or other source code control system), a bug or issue tracking system, and debuggers Experience of developing complex software applications Experience developing control systems Python Distributed systems Database interaction/SQL queries Cloud infrastructure (e.g. Azure/AWS) Our client is offering a hybrid working arrangement with 3 days in their More ❯
Employment Type: Permanent
Salary: £65000/annum plus benefits
Posted:

Staff Backend Engineer (AI Lab | £170,000)

london, south east england, united kingdom
Hybrid / WFH Options
Paradigm Talent
pushing the boundaries of computational biology, combining machine learning, cloud infrastructure, and scientific research to accelerate discoveries in life sciences. As a Staff Backend Engineer , you’ll build the distributed systems and data infrastructure that power the lab’s next-generation biology platform. From model serving to real-time data processing, your work will form the backbone of … Collaborate across disciplines , working with ML engineers, biologists, and platform teams to ensure seamless integration between computation, data, and science. You should have Deep experience building and scaling backend systems and distributed applications . Strong coding skills in Python , with an understanding of performance tuning and concurrency. Hands-on experience with Kubernetes , AWS , and modern cloud infrastructure . … systems. Knowledge of scientific or biological computing environments . This is a rare opportunity to join a deep-tech AI lab where backend engineering meets scientific discovery, building the systems that let machine learning models and experimental biology evolve together. If you want to design the infrastructure behind a platform that could change how we understand life itself, we More ❯
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Staff Backend Engineer (AI Lab | £170,000)

slough, south east england, united kingdom
Hybrid / WFH Options
Paradigm Talent
pushing the boundaries of computational biology, combining machine learning, cloud infrastructure, and scientific research to accelerate discoveries in life sciences. As a Staff Backend Engineer , you’ll build the distributed systems and data infrastructure that power the lab’s next-generation biology platform. From model serving to real-time data processing, your work will form the backbone of … Collaborate across disciplines , working with ML engineers, biologists, and platform teams to ensure seamless integration between computation, data, and science. You should have Deep experience building and scaling backend systems and distributed applications . Strong coding skills in Python , with an understanding of performance tuning and concurrency. Hands-on experience with Kubernetes , AWS , and modern cloud infrastructure . … systems. Knowledge of scientific or biological computing environments . This is a rare opportunity to join a deep-tech AI lab where backend engineering meets scientific discovery, building the systems that let machine learning models and experimental biology evolve together. If you want to design the infrastructure behind a platform that could change how we understand life itself, we More ❯
Posted:

Staff Backend Engineer (AI Lab | £170,000)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Paradigm Talent
pushing the boundaries of computational biology, combining machine learning, cloud infrastructure, and scientific research to accelerate discoveries in life sciences. As a Staff Backend Engineer , you’ll build the distributed systems and data infrastructure that power the lab’s next-generation biology platform. From model serving to real-time data processing, your work will form the backbone of … Collaborate across disciplines , working with ML engineers, biologists, and platform teams to ensure seamless integration between computation, data, and science. You should have Deep experience building and scaling backend systems and distributed applications . Strong coding skills in Python , with an understanding of performance tuning and concurrency. Hands-on experience with Kubernetes , AWS , and modern cloud infrastructure . … systems. Knowledge of scientific or biological computing environments . This is a rare opportunity to join a deep-tech AI lab where backend engineering meets scientific discovery, building the systems that let machine learning models and experimental biology evolve together. If you want to design the infrastructure behind a platform that could change how we understand life itself, we More ❯
Posted:

Java Software Engineer

london, south east england, united kingdom
Fulcrum Digital Inc
Security standards, Concurrency and Multi-threading, Collections, PostgreSQL, Azure, Docker, Kubernetes • Hands-on, high-energy, detail-oriented, proactive, and able to function independently under pressure. • Strong Problem-Solving skills. • Distributed systems (Databases, caches, microservices, message broker) • API and Contract Testing using REST Assured/Postman/Swagger/SOAP UI + Groovy/Spring Cloud Contract • Test Driven … Hands on with Jenkins/PCF or similar tools for automated provisioning of build and test infrastructure. • Troubleshooting with Splunk, API aids like Swagger/Postman and source control systems like Git • Intermediate knowledge of Maven, Junit, Redis, Oracle database, SQL, Unix command, Shell scripting. • Good to have exposure to Financial/Banking Domain, Frontend development, JavaScript, HTML5, CSS3 More ❯
Posted:

Java Software Engineer

slough, south east england, united kingdom
Fulcrum Digital Inc
Security standards, Concurrency and Multi-threading, Collections, PostgreSQL, Azure, Docker, Kubernetes • Hands-on, high-energy, detail-oriented, proactive, and able to function independently under pressure. • Strong Problem-Solving skills. • Distributed systems (Databases, caches, microservices, message broker) • API and Contract Testing using REST Assured/Postman/Swagger/SOAP UI + Groovy/Spring Cloud Contract • Test Driven … Hands on with Jenkins/PCF or similar tools for automated provisioning of build and test infrastructure. • Troubleshooting with Splunk, API aids like Swagger/Postman and source control systems like Git • Intermediate knowledge of Maven, Junit, Redis, Oracle database, SQL, Unix command, Shell scripting. • Good to have exposure to Financial/Banking Domain, Frontend development, JavaScript, HTML5, CSS3 More ❯
Posted:

Java Software Engineer

london (city of london), south east england, united kingdom
Fulcrum Digital Inc
Security standards, Concurrency and Multi-threading, Collections, PostgreSQL, Azure, Docker, Kubernetes • Hands-on, high-energy, detail-oriented, proactive, and able to function independently under pressure. • Strong Problem-Solving skills. • Distributed systems (Databases, caches, microservices, message broker) • API and Contract Testing using REST Assured/Postman/Swagger/SOAP UI + Groovy/Spring Cloud Contract • Test Driven … Hands on with Jenkins/PCF or similar tools for automated provisioning of build and test infrastructure. • Troubleshooting with Splunk, API aids like Swagger/Postman and source control systems like Git • Intermediate knowledge of Maven, Junit, Redis, Oracle database, SQL, Unix command, Shell scripting. • Good to have exposure to Financial/Banking Domain, Frontend development, JavaScript, HTML5, CSS3 More ❯
Posted:

Senior Java Software Engineer

london, south east england, united kingdom
Arrows
/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale … design, and infrastructure Troubleshoot complex issues and help ensure system reliability and performance What You’ll Bring: Strong backend engineering experience, especially in Java and Spring Deep understanding of distributed systems and microservices Hands-on experience with AWS , Kubernetes , Docker , and Terraform Familiarity with CI/CD pipelines and testing best practices Solid SQL and relational database skills More ❯
Posted:

Senior Java Software Engineer

london (city of london), south east england, united kingdom
Arrows
/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale … design, and infrastructure Troubleshoot complex issues and help ensure system reliability and performance What You’ll Bring: Strong backend engineering experience, especially in Java and Spring Deep understanding of distributed systems and microservices Hands-on experience with AWS , Kubernetes , Docker , and Terraform Familiarity with CI/CD pipelines and testing best practices Solid SQL and relational database skills More ❯
Posted:

Senior Java Software Engineer

slough, south east england, united kingdom
Arrows
/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale … design, and infrastructure Troubleshoot complex issues and help ensure system reliability and performance What You’ll Bring: Strong backend engineering experience, especially in Java and Spring Deep understanding of distributed systems and microservices Hands-on experience with AWS , Kubernetes , Docker , and Terraform Familiarity with CI/CD pipelines and testing best practices Solid SQL and relational database skills More ❯
Posted:

Senior Rust Engineer – London (Hybrid / On-site)

london, south east england, united kingdom
Hybrid / WFH Options
NonStop Consulting
On-site) Location: London, UK Type: Full-time | Permanent Salary: Competitive + equity + benefits Are you a seasoned Rust Engineer with a passion for building high-performance, reliable systems? We’re looking for an experienced Senior Rust Engineer to join our London team and take ownership of critical backend components that power our next-generation platform. What You … ll Do Architect, design, and implement core systems in Rust Lead by example — write clean, efficient, and idiomatic Rust code Mentor junior and mid-level engineers, sharing best practices in systems design and Rust development Collaborate with cross-functional teams to deliver scalable, secure, and fault-tolerant applications Drive performance tuning, code reviews, and architectural improvements across the … stack What We’re Looking For 5–8+ years of professional software engineering experience 3–5+ years of hands-on experience with Rust in production environments Strong understanding of systems programming , concurrency , networking , and low-level performance optimisation Experience with microservices , distributed systems , or blockchain technologies is highly desirable Familiarity with Linux systems , CI/CD More ❯
Posted:

Senior Rust Engineer – London (Hybrid / On-site)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
NonStop Consulting
On-site) Location: London, UK Type: Full-time | Permanent Salary: Competitive + equity + benefits Are you a seasoned Rust Engineer with a passion for building high-performance, reliable systems? We’re looking for an experienced Senior Rust Engineer to join our London team and take ownership of critical backend components that power our next-generation platform. What You … ll Do Architect, design, and implement core systems in Rust Lead by example — write clean, efficient, and idiomatic Rust code Mentor junior and mid-level engineers, sharing best practices in systems design and Rust development Collaborate with cross-functional teams to deliver scalable, secure, and fault-tolerant applications Drive performance tuning, code reviews, and architectural improvements across the … stack What We’re Looking For 5–8+ years of professional software engineering experience 3–5+ years of hands-on experience with Rust in production environments Strong understanding of systems programming , concurrency , networking , and low-level performance optimisation Experience with microservices , distributed systems , or blockchain technologies is highly desirable Familiarity with Linux systems , CI/CD More ❯
Posted:

Senior Rust Engineer – London (Hybrid / On-site)

slough, south east england, united kingdom
Hybrid / WFH Options
NonStop Consulting
On-site) Location: London, UK Type: Full-time | Permanent Salary: Competitive + equity + benefits Are you a seasoned Rust Engineer with a passion for building high-performance, reliable systems? We’re looking for an experienced Senior Rust Engineer to join our London team and take ownership of critical backend components that power our next-generation platform. What You … ll Do Architect, design, and implement core systems in Rust Lead by example — write clean, efficient, and idiomatic Rust code Mentor junior and mid-level engineers, sharing best practices in systems design and Rust development Collaborate with cross-functional teams to deliver scalable, secure, and fault-tolerant applications Drive performance tuning, code reviews, and architectural improvements across the … stack What We’re Looking For 5–8+ years of professional software engineering experience 3–5+ years of hands-on experience with Rust in production environments Strong understanding of systems programming , concurrency , networking , and low-level performance optimisation Experience with microservices , distributed systems , or blockchain technologies is highly desirable Familiarity with Linux systems , CI/CD More ❯
Posted:

Founding Software Engineer

london, south east england, united kingdom
Inferity AI
to-end ownership + product influence 🌍 Flexible location (London/Athens hubs) Key Responsibilities Architect and implement the backend platform for data processing, search, and advanced reasoning Design scalable systems and APIs for data-intensive, low-latency workflows Optimize database interactions for high-speed visual search and reasoning Manage cloud infrastructure (compute, networking, storage, security, observability) Set up CI … first approach: asking “why,” not just “how” What You’ll Need Essential Skills Startup Mindset: Bias for action, ownership, comfort with ambiguity Backend Development: Python (FastAPI, Flask) + microservices Distributed Systems: Scaling high-volume data systems Cloud: AWS/GCP/Azure (ECS/EKS, S3, Lambda, IAM or similar) Databases: PostgreSQL + strong data modeling Containers … Vector search (Pinecone, pgvector, Weaviate, Qdrant etc.) Video ingestion pipelines & codecs 💡Don’t worry if you haven’t used these exact tools. If you’ve built and scaled similar systems, we’d love to hear from you. Next Steps Apply here or email us at jobs@inferity.ai with your CV, GitHub, or just a note on why this role More ❯
Posted:

Founding Software Engineer

london (city of london), south east england, united kingdom
Inferity AI
to-end ownership + product influence 🌍 Flexible location (London/Athens hubs) Key Responsibilities Architect and implement the backend platform for data processing, search, and advanced reasoning Design scalable systems and APIs for data-intensive, low-latency workflows Optimize database interactions for high-speed visual search and reasoning Manage cloud infrastructure (compute, networking, storage, security, observability) Set up CI … first approach: asking “why,” not just “how” What You’ll Need Essential Skills Startup Mindset: Bias for action, ownership, comfort with ambiguity Backend Development: Python (FastAPI, Flask) + microservices Distributed Systems: Scaling high-volume data systems Cloud: AWS/GCP/Azure (ECS/EKS, S3, Lambda, IAM or similar) Databases: PostgreSQL + strong data modeling Containers … Vector search (Pinecone, pgvector, Weaviate, Qdrant etc.) Video ingestion pipelines & codecs 💡Don’t worry if you haven’t used these exact tools. If you’ve built and scaled similar systems, we’d love to hear from you. Next Steps Apply here or email us at jobs@inferity.ai with your CV, GitHub, or just a note on why this role More ❯
Posted:

Founding Software Engineer

slough, south east england, united kingdom
Inferity AI
to-end ownership + product influence 🌍 Flexible location (London/Athens hubs) Key Responsibilities Architect and implement the backend platform for data processing, search, and advanced reasoning Design scalable systems and APIs for data-intensive, low-latency workflows Optimize database interactions for high-speed visual search and reasoning Manage cloud infrastructure (compute, networking, storage, security, observability) Set up CI … first approach: asking “why,” not just “how” What You’ll Need Essential Skills Startup Mindset: Bias for action, ownership, comfort with ambiguity Backend Development: Python (FastAPI, Flask) + microservices Distributed Systems: Scaling high-volume data systems Cloud: AWS/GCP/Azure (ECS/EKS, S3, Lambda, IAM or similar) Databases: PostgreSQL + strong data modeling Containers … Vector search (Pinecone, pgvector, Weaviate, Qdrant etc.) Video ingestion pipelines & codecs 💡Don’t worry if you haven’t used these exact tools. If you’ve built and scaled similar systems, we’d love to hear from you. Next Steps Apply here or email us at jobs@inferity.ai with your CV, GitHub, or just a note on why this role More ❯
Posted:

Reliability Engineer

slough, south east england, united kingdom
BGC Group
the messaging service. Required Skills & Qualifications: 3+ years of experience administering Solace PubSub+ messaging systems. Strong background in production support , preferably in a 24x7 enterprise environment. Experience working with distributed systems over WAN , with an understanding of networking, latency, and failover strategies. Solid experience with Prometheus and Grafana for system monitoring and alerting. Proficiency in troubleshooting message delivery … persistence, and topic routing. Experience with capacity management , performance tuning, and system scaling. Familiarity with Linux/Unix systems and scripting (Bash, Python, etc.). Strong analytical and problem-solving skills, with attention to detail. Excellent communication and collaboration skills. Nice to Have: Experience with containerized environments (Docker/Kubernetes). Exposure to other messaging platforms (Kafka, RabbitMQ, MQ … critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your programming skills while administering and supporting one of the most advanced messaging systems available in the market. More ❯
Posted:

Reliability Engineer

london, south east england, united kingdom
BGC Group
the messaging service. Required Skills & Qualifications: 3+ years of experience administering Solace PubSub+ messaging systems. Strong background in production support , preferably in a 24x7 enterprise environment. Experience working with distributed systems over WAN , with an understanding of networking, latency, and failover strategies. Solid experience with Prometheus and Grafana for system monitoring and alerting. Proficiency in troubleshooting message delivery … persistence, and topic routing. Experience with capacity management , performance tuning, and system scaling. Familiarity with Linux/Unix systems and scripting (Bash, Python, etc.). Strong analytical and problem-solving skills, with attention to detail. Excellent communication and collaboration skills. Nice to Have: Experience with containerized environments (Docker/Kubernetes). Exposure to other messaging platforms (Kafka, RabbitMQ, MQ … critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your programming skills while administering and supporting one of the most advanced messaging systems available in the market. More ❯
Posted:

Reliability Engineer

london (city of london), south east england, united kingdom
BGC Group
the messaging service. Required Skills & Qualifications: 3+ years of experience administering Solace PubSub+ messaging systems. Strong background in production support , preferably in a 24x7 enterprise environment. Experience working with distributed systems over WAN , with an understanding of networking, latency, and failover strategies. Solid experience with Prometheus and Grafana for system monitoring and alerting. Proficiency in troubleshooting message delivery … persistence, and topic routing. Experience with capacity management , performance tuning, and system scaling. Familiarity with Linux/Unix systems and scripting (Bash, Python, etc.). Strong analytical and problem-solving skills, with attention to detail. Excellent communication and collaboration skills. Nice to Have: Experience with containerized environments (Docker/Kubernetes). Exposure to other messaging platforms (Kafka, RabbitMQ, MQ … critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your programming skills while administering and supporting one of the most advanced messaging systems available in the market. More ❯
Posted:

Senior Software Engineer

london, south east england, united kingdom
Hybrid / WFH Options
develop
their technical skills About You You are a proactive, experienced engineer who enjoys solving complex problems and working with modern .NET and cloud technologies. You are passionate about improving systems, performance, and team processes. You will bring: 5+ years of commercial experience with C#/.NET Core/.NET 6+ Strong background in building distributed systems and … Jenkins, or Azure DevOps) A collaborative approach and a passion for clean, maintainable code Nice to have: Experience with Docker and Kubernetes Exposure to serverless technologies and event-driven systems Familiarity with domain-driven design (DDD) and CQRS patterns What’s on Offer Salary up to £100,000, dependent on experience Annual bonus and full benefits package Hybrid working More ❯
Posted:

Senior Software Engineer

slough, south east england, united kingdom
Hybrid / WFH Options
develop
their technical skills About You You are a proactive, experienced engineer who enjoys solving complex problems and working with modern .NET and cloud technologies. You are passionate about improving systems, performance, and team processes. You will bring: 5+ years of commercial experience with C#/.NET Core/.NET 6+ Strong background in building distributed systems and … Jenkins, or Azure DevOps) A collaborative approach and a passion for clean, maintainable code Nice to have: Experience with Docker and Kubernetes Exposure to serverless technologies and event-driven systems Familiarity with domain-driven design (DDD) and CQRS patterns What’s on Offer Salary up to £100,000, dependent on experience Annual bonus and full benefits package Hybrid working More ❯
Posted:

Senior Software Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
develop
their technical skills About You You are a proactive, experienced engineer who enjoys solving complex problems and working with modern .NET and cloud technologies. You are passionate about improving systems, performance, and team processes. You will bring: 5+ years of commercial experience with C#/.NET Core/.NET 6+ Strong background in building distributed systems and … Jenkins, or Azure DevOps) A collaborative approach and a passion for clean, maintainable code Nice to have: Experience with Docker and Kubernetes Exposure to serverless technologies and event-driven systems Familiarity with domain-driven design (DDD) and CQRS patterns What’s on Offer Salary up to £100,000, dependent on experience Annual bonus and full benefits package Hybrid working More ❯
Posted:

Lead Software Engineer, Java Microservices

London, South East, England, United Kingdom
Hybrid / WFH Options
Salt Search
performing engineering team within retail banking. This is a fantastic opportunity for a technically minded individual who's passionate about building fast, reliable, and scalable software within a complex distributed environment. You'll play a key role in designing, developing, testing, and implementing modern microservices-based applications running in the public cloud. This is a hands-on position within … and deliver well-tested, production-ready software with strong focus on functional and non-functional requirements Deep understanding of microservices architecture , cloud-native applications, and API development Experience with distributed systems - managing workloads at scale using modern practices for availability, performance, and observability Knowledge and experience with Test-Driven Development (TDD) and automated testing frameworks Excellent collaboration and More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:
Distributed Systems
the South East
10th Percentile
£61,500
25th Percentile
£62,500
Median
£75,000
75th Percentile
£92,500
90th Percentile
£104,500