11 of 11 Akka Jobs in London

to consider remote with 1-2 office visits a month. About You Strong Java engineering background (ideally 4+ years). Hands-on experience with Reactive frameworks (Spring WebFlux, Reactor, Akka, Vert.x, or similar). Comfortable working in high-availability, real-time systems. A problem-solver who enjoys ownership and continuous learning. What’s On Offer Up to £115k base + More ❯

to consider remote with 1-2 office visits a month. About You Strong Java engineering background (ideally 4+ years). Hands-on experience with Reactive frameworks (Spring WebFlux, Reactor, Akka, Vert.x, or similar). Comfortable working in high-availability, real-time systems. A problem-solver who enjoys ownership and continuous learning. What’s On Offer Up to £115k base + More ❯

and BDD, and you’ll have the chance to influence technical decisions and shape how new features are delivered. Tech environment Java 17, Spring, Spring Boot Reactive programming with Akka Microservices architecture Kafka, JMS, RabbitMQ, ActiveMQ Docker/Kubernetes, AWS, MongoDB What we’re looking for Solid hands-on experience with Java 11+ (ideally Java 21) Good understanding of Reactive … Programming concepts with Akka, WebFlux, RxJava etc. Experience working with microservices and distributed systems Background with Kafka and JMS related messaging tools Knowledge of multithreading, concurrency, and performance tuning Familiarity with AWS and MongoDB Previous experience in financial services, ideally within payments Why join Work on systems used by major global banks Be part of a highly collaborative, engineering-driven More ❯

programming, microservices, cloud adoption, resiliency engineering, and operational observability. Drive technical governance, platform strategy, and roadmap decisions for Operations Technology. Provide hands-on guidance for distributed systems development using Akka, Kafka, Spark, and related technologies. Support delivery teams with architecture reviews, performance tuning, and integration patterns across upstream and downstream platforms. Required Skills & Experience Expert-level experience with Scala and More ❯

continuous improvement of developer tooling and automation. Job requirements: Strong experience with Scala - 3+ years ideally. Understanding of functional programming and strongly typed systems. Experience with technologies such as Akka, Cats, Monix, Docker, Kubernetes, Spark etc. Familiarity with DevOps tools and CI/CD practices. Knowledge of cloud environments (GCP preferred). Benefits: Hybrid and flexible working hours Pension contribution More ❯

continuous improvement of developer tooling and automation. Job requirements: Strong experience with Scala - 3+ years ideally. Understanding of functional programming and strongly typed systems. Experience with technologies such as Akka, Cats, Monix, Docker, Kubernetes, Spark etc. Familiarity with DevOps tools and CI/CD practices. Knowledge of cloud environments (GCP preferred). Benefits: Hybrid and flexible working hours Pension contribution More ❯

goals Support and mentor junior developers, sharing knowledge and best practices 💡 What You'll Bring Proven experience delivering production-grade, complex applications Strong background in Scala, ideally within the Akka/Pekko ecosystem Experience with Docker, Kubernetes, and cloud platforms Solid Test-Driven Development skills and understanding of testing at all levels Familiarity with CI/CD tools such as More ❯

team 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 … pragmatic, performance-focused, and thrive on solving complex distributed systems 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 More ❯

team 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 … pragmatic, performance-focused, and thrive on solving complex distributed systems 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 More ❯

performance-driven teams. Roles and Responsibilities: Develop and maintain high-performance, low-latency Java-based systems for front office trading or pricing platforms. Build reactive systems using Kafka Streams , Akka , Eclipse Vert.x , or Apache Flink . Utilize multithreading , concurrency models , and Executor Services to optimize system performance and throughput. Write clean, efficient, and maintainable code using functional programming paradigms in … 6+ years of hands-on Java development experience, preferably in front office systems (e.g., trading platforms, pricing engines, market data systems). Proven expertise in reactive programming (Kafka Streams, Akka, Vert.x, Flink). Solid understanding of multithreading and Executor Services in Java. Strong background in functional programming and Java 8+ features. Adherence to robust engineering practices: SOLID principles , unit testing More ❯

performance-driven teams. Roles and Responsibilities: Develop and maintain high-performance, low-latency Java-based systems for front office trading or pricing platforms. Build reactive systems using Kafka Streams , Akka , Eclipse Vert.x , or Apache Flink . Utilize multithreading , concurrency models , and Executor Services to optimize system performance and throughput. Write clean, efficient, and maintainable code using functional programming paradigms in … 6+ years of hands-on Java development experience, preferably in front office systems (e.g., trading platforms, pricing engines, market data systems). Proven expertise in reactive programming (Kafka Streams, Akka, Vert.x, Flink). Solid understanding of multithreading and Executor Services in Java. Strong background in functional programming and Java 8+ features. Adherence to robust engineering practices: SOLID principles , unit testing More ❯