slough, south east england, united kingdom Hybrid / WFH Options
Fynity
building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) 🧠 What You Bring … problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful More ❯
building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) 🧠 What You Bring … problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Fynity
building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) 🧠 What You Bring … problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful More ❯
building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) 🧠 What You Bring … problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful More ❯
london, south east england, united kingdom Hybrid / WFH Options
Fynity
building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) 🧠 What You Bring … problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Fynity
building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) 🧠 What You Bring … problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Fynity
building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) 🧠 What You Bring … problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful More ❯
breaches in real-time and batch data. Build and scale high-volume data pipelines handling billions of daily events across distributed systems. Work with cutting-edge tech including Java, Kafka, Spark, Kubernetes, Clickhouse, Snowflake, Redis . Collaborate with quants, data scientists, and compliance experts to improve surveillance strategies. Contribute to system architecture for low-latency monitoring and high-throughput … Strong skills in Java (or similar: Kotlin, C#, C++) ; Python is a plus. Proven experience with real-time, low-latency systems and distributed data pipelines . Hands-on with Kafka, Spark, K8s, Clickhouse, Snowflake, and modern data architectures . Solid foundations in algorithms, system design, and optimisation . Curious, proactive, and comfortable working in a fast-moving, scaling environment. More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
McGregor Boyall
breaches in real-time and batch data. Build and scale high-volume data pipelines handling billions of daily events across distributed systems. Work with cutting-edge tech including Java, Kafka, Spark, Kubernetes, Clickhouse, Snowflake, Redis . Collaborate with quants, data scientists, and compliance experts to improve surveillance strategies. Contribute to system architecture for low-latency monitoring and high-throughput … Strong skills in Java (or similar: Kotlin, C#, C++) ; Python is a plus. Proven experience with real-time, low-latency systems and distributed data pipelines . Hands-on with Kafka, Spark, K8s, Clickhouse, Snowflake, and modern data architectures . Solid foundations in algorithms, system design, and optimisation . Curious, proactive, and comfortable working in a fast-moving, scaling environment. More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
quality, observability, scalability and security are embedded into high-quality, high-impact releases. You'll be working with a modern, cloud native tech stack using Java, Spring Boot, AWS, Kafka and CI/CD to build highly scalable, distributed systems with 24/7 availability. Location/WFH: There's a hybrid model with two days a week work … You have advanced experience of building cloud-native, distributed systems using Java and Spring Boot You have a strong knowledge of AWS including Amazon EKS You have experience with Kafka and event driven architectures You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders Apply now to find out more More ❯
East London, London, United Kingdom Hybrid / WFH Options
Client Server
quality, observability, scalability and security are embedded into high-quality, high-impact releases. You'll be working with a modern, cloud native tech stack using Java, Spring Boot, AWS, Kafka and CI/CD to build highly scalable, distributed systems with 24/7 availability. Location/WFH: There's a hybrid model with two days a week work … You have advanced experience of building cloud-native, distributed systems using Java and Spring Boot You have a strong knowledge of AWS including Amazon EKS You have experience with Kafka and event driven architectures You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders Apply now to find out more More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Client Server
quality, observability, scalability and security are embedded into high-quality, high-impact releases. You'll be working with a modern, cloud native tech stack using Java, Spring Boot, AWS, Kafka and CI/CD to build highly scalable, distributed systems with 24/7 availability. Location/WFH: There's a hybrid model with two days a week work … You have advanced experience of building cloud-native, distributed systems using Java and Spring Boot You have a strong knowledge of AWS including Amazon EKS You have experience with Kafka and event driven architectures You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders Apply now to find out more More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
quality, observability, scalability and security are embedded into high-quality, high-impact releases. You'll be working with a modern, cloud native tech stack using Java, Spring Boot, AWS, Kafka and CI/CD to build highly scalable, distributed systems with 24/7 availability. Location/WFH: There's a hybrid model with two days a week work … You have advanced experience of building cloud-native, distributed systems using Java and Spring Boot You have a strong knowledge of AWS including Amazon EKS You have experience with Kafka and event driven architectures You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders Apply now to find out more More ❯
Technical Data Lead Central London Up to 150,000+ Benefits My client is seeking a Technical Data Lead to spearhead the architecture, implementation, and evolution of a modern data platform for a leading insurance firm in London. This role requires More ❯
Technical Data Lead Central London Up to £150,000+ Benefits My client is seeking a Technical Data Lead to spearhead the architecture, implementation, and evolution of a modern data platform for a leading insurance firm in London. This role requires More ❯
Kafka SME Senior Java Developer – Global Asset Manager up to £140,000 base + bonus 4 days in office - London 12-24 month project Fixed term Contract A leading global asset manager, renowned for its long-term performance and innovation across fixed income, macro, and commodities trading, is hiring a Senior Developer for a high-impact migration initiative. You … priority for the firm and offers autonomy, ownership, and technical depth. Tech Stack Over 5 years experience in software engineering Java 17 (core expertise required) or other JVM languages Kafka at production scale - Essential Microservices architecture, containerised deployment (on-prem or cloud) What They're Looking For Proven background in Java development within high-performance or trading systems Strong More ❯
Gloucester, Gloucestershire, South West, United Kingdom Hybrid / WFH Options
NSD
optimal operation. The Data Engineer Should Have: Active eDV clearance (West) Willingness to work full time on site in Gloucester when required. Required technical experience in the following: ApacheKafkaApache NiFI SQL and noSQL databases (e.g. MongoDB) ETL processing languages such as Groovy, Python or Java To be Considered: Please either apply by clicking online or emailing me … SKILLS: DATA ENGINEER/DATA ENGINEERING/DEFENCE/NATIONAL SECURITY/DATA STRATEGY/DATA PIPELINES/DATA GOVERNANCE/SQL/NOSQL/APACHE/NIFI/KAFKA/ETL/GLOUCESTER/DV/SECURITY CLEARED/DV CLEARANCE More ❯
optimal operation. The Data Engineer Should Have: Active eDV clearance (West) Willingness to work full-time on-site in Gloucester when required. Required technical experience in the following: ApacheKafkaApache NiFI SQL and noSQL databases (e.g. MongoDB) ETL processing languages such as Groovy, Python or Java To be Considered: Please either apply by clicking online or emailing me … SKILLS: DATA ENGINEER/DATA ENGINEERING/DEFENCE/NATIONAL SECURITY/DATA STRATEGY/DATA PIPELINES/DATA GOVERNANCE/SQL/NOSQL/APACHE/NIFI/KAFKA/ETL/GLOUCESTER/DV/SECURITY CLEARED/DV CLEARANCE More ❯
gloucester, south west england, united kingdom Hybrid / WFH Options
Searchability NS&D
optimal operation. The Data Engineer Should Have: Active eDV clearance (West) Willingness to work full-time on-site in Gloucester when required. Required technical experience in the following: ApacheKafkaApache NiFI SQL and noSQL databases (e.g. MongoDB) ETL processing languages such as Groovy, Python or Java To be Considered: Please either apply by clicking online or emailing me … SKILLS: DATA ENGINEER/DATA ENGINEERING/DEFENCE/NATIONAL SECURITY/DATA STRATEGY/DATA PIPELINES/DATA GOVERNANCE/SQL/NOSQL/APACHE/NIFI/KAFKA/ETL/GLOUCESTER/DV/SECURITY CLEARED/DV CLEARANCE More ❯
cheltenham, south west england, united kingdom Hybrid / WFH Options
Searchability NS&D
optimal operation. The Data Engineer Should Have: Active eDV clearance (West) Willingness to work full-time on-site in Gloucester when required. Required technical experience in the following: ApacheKafkaApache NiFI SQL and noSQL databases (e.g. MongoDB) ETL processing languages such as Groovy, Python or Java To be Considered: Please either apply by clicking online or emailing me … SKILLS: DATA ENGINEER/DATA ENGINEERING/DEFENCE/NATIONAL SECURITY/DATA STRATEGY/DATA PIPELINES/DATA GOVERNANCE/SQL/NOSQL/APACHE/NIFI/KAFKA/ETL/GLOUCESTER/DV/SECURITY CLEARED/DV CLEARANCE More ❯
looking for a Lead Site Reliability Engineer to support and scale their Video on Demand (VOD) infrastructure. You’ll work across modern tech stacks including AWS, GCP, Cassandra, and Kafka, helping deliver reliable, high-performance systems used by millions. What you’ll do Lead project delivery while supporting day-to-day operations and incident management Build and manage infrastructure … functional environment What you’ll bring Strong Linux administration skills (Ubuntu preferred) Hands-on experience with AWS and GCP Proficiency in Terraform, Ansible, Jenkins, or GitLab CI Knowledge of Kafka, Cassandra, and relational or NoSQL databases Scripting skills in Python, Bash, Go, or Java Familiarity with monitoring tools like Prometheus, Nagios, or Icinga Understanding of networking fundamentals and virtualisation More ❯
looking for a Lead Site Reliability Engineer to support and scale their Video on Demand (VOD) infrastructure. You’ll work across modern tech stacks including AWS, GCP, Cassandra, and Kafka, helping deliver reliable, high-performance systems used by millions. What you’ll do Lead project delivery while supporting day-to-day operations and incident management Build and manage infrastructure … functional environment What you’ll bring Strong Linux administration skills (Ubuntu preferred) Hands-on experience with AWS and GCP Proficiency in Terraform, Ansible, Jenkins, or GitLab CI Knowledge of Kafka, Cassandra, and relational or NoSQL databases Scripting skills in Python, Bash, Go, or Java Familiarity with monitoring tools like Prometheus, Nagios, or Icinga Understanding of networking fundamentals and virtualisation More ❯
looking for a Lead Site Reliability Engineer to support and scale their Video on Demand (VOD) infrastructure. You’ll work across modern tech stacks including AWS, GCP, Cassandra, and Kafka, helping deliver reliable, high-performance systems used by millions. What you’ll do Lead project delivery while supporting day-to-day operations and incident management Build and manage infrastructure … functional environment What you’ll bring Strong Linux administration skills (Ubuntu preferred) Hands-on experience with AWS and GCP Proficiency in Terraform, Ansible, Jenkins, or GitLab CI Knowledge of Kafka, Cassandra, and relational or NoSQL databases Scripting skills in Python, Bash, Go, or Java Familiarity with monitoring tools like Prometheus, Nagios, or Icinga Understanding of networking fundamentals and virtualisation More ❯
looking for a Lead Site Reliability Engineer to support and scale their Video on Demand (VOD) infrastructure. You’ll work across modern tech stacks including AWS, GCP, Cassandra, and Kafka, helping deliver reliable, high-performance systems used by millions. What you’ll do Lead project delivery while supporting day-to-day operations and incident management Build and manage infrastructure … functional environment What you’ll bring Strong Linux administration skills (Ubuntu preferred) Hands-on experience with AWS and GCP Proficiency in Terraform, Ansible, Jenkins, or GitLab CI Knowledge of Kafka, Cassandra, and relational or NoSQL databases Scripting skills in Python, Bash, Go, or Java Familiarity with monitoring tools like Prometheus, Nagios, or Icinga Understanding of networking fundamentals and virtualisation More ❯
london (city of london), south east england, united kingdom
Arrows
looking for a Lead Site Reliability Engineer to support and scale their Video on Demand (VOD) infrastructure. You’ll work across modern tech stacks including AWS, GCP, Cassandra, and Kafka, helping deliver reliable, high-performance systems used by millions. What you’ll do Lead project delivery while supporting day-to-day operations and incident management Build and manage infrastructure … functional environment What you’ll bring Strong Linux administration skills (Ubuntu preferred) Hands-on experience with AWS and GCP Proficiency in Terraform, Ansible, Jenkins, or GitLab CI Knowledge of Kafka, Cassandra, and relational or NoSQL databases Scripting skills in Python, Bash, Go, or Java Familiarity with monitoring tools like Prometheus, Nagios, or Icinga Understanding of networking fundamentals and virtualisation More ❯