Senior Java & AWS Engineer

Remotestar; United Kingdom; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

Remotestar is seeking a hands-on Senior Java & AWS Engineer to join our cloud-native teams in the UK. You will design, build and scale services with Java, Spring Boot, AWS, Kubernetes, and CI/CD, while embracing test-driven development and pair programming.

Work spans microservices, REST APIs and data-driven platforms, with exposure to AI capabilities. This hybrid role supports global fintech engineering squads, offering autonomy, learning and a competitive rewards package.

Qualifications

• Strong hands-on Java development and cloud experience.
• Proficient in AWS and container orchestration (Kubernetes).
• Experience building scalable microservices and REST APIs with modern test practices.

Responsibilities

• Design, build and scale cloud-native services in a hybrid UK role.
• Collaborate in TDD driven, pair-programming environment to deliver robust platforms.

Skills

Java

AWS

Kubernetes / EKS

Spring / Spring Boot

Microservices & REST APIs

TDD & testing

Pair Programming

Docker & CI/CD

Cloud-native apps

AI capabilities

Kafka / event-driven

Terraform / IaC

Tools

CI/CD tooling

Job description

Job Description

Role: Senior Java & AWS Engineer; Location: UK; Working Model: Hybrid

About the Client:

We’re a global fintech that’s growing stronger, built on scale, legacy, and proof – but driven by people who want to shape what comes next, not just maintain what exists.

We think like a start-up, but we deliver like a FTSE-listed business. Innovation isn’t a chapter in our story, it’s the standard – from our trading platforms to our data and client experiences. If you bring curiosity, ambition and a high bar for your own performance, we’ll give you the backing, tools and exposure to do game-changing, career-defining work.

Today, we’re a global fintech company with a presence in 18 countries across five continents – Europe, North America, Africa, Asia-Pacific and the Middle East, helping clients around the world unlock opportunities around the clock and giving them access to over 19,000 financial markets.

The Role

We are looking for strong Java + AWS Engineers to join high-performing engineering teams working on modern, scalable and cloud-native platforms.

Key Skills

• Strong hands-on Java development experience
• Strong AWS experience
• Kubernetes / Amazon EKS
• Spring / Spring Boot
• Microservices & REST APIs
• Strong TDD and automated testing practices
• Comfortable with Pair Programming
• Docker & CI/CD
• Experience building scalable cloud-native applications
• Exposure to AI / Generative AI / LLMs
• Kafka / event-driven architecture is desirable
• Terraform / Infrastructure as Code is beneficial

We’re looking for engineers who are hands-on, collaborative and comfortable working in an engineering culture centred around TDD, pair programming, AWS, EKS and modern AI capabilities.