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Описание: |
As a Senior Java Developer with strong AWS expertise, you will join an exciting long‑term project for one of our clients, a leading global provider of technology solutions in the online trading domain. You will contribute directly to the development of a large‑scale Share Dealing application that enables UK‑based customers to securely access and trade on global financial markets.
This role involves designing and enhancing a high‑performance trading platform, building cloud‑native services, and ensuring the solution’s scalability, reliability, and seamless performance under real‑world trading loads.
Your tasks
* Participate in architectural and design review sessions, contributing to requirement analysis, technical discussions, and SCRUM ceremonies
* Design, develop, and optimize high‑performance Java and Spring‑based services for a mission‑critical online trading platform
* Build and enhance cloud‑native components using various AWS services (Lambda, ECS/EKS, SQS, API Gateway, DynamoDB, SNS, CloudWatch, EventBridge, IAM, Step Functions, Route53, ElastiCache)
* Implement best‑practice approaches for application performance, scalability, and security
* Create and maintain technical documentation, validate solution architecture, and ensure consistency across services
* Integrate with internal and external systems (including Kafka‑based messaging and MS Entra identity services)
* Develop RESTful APIs and ensure reliability, high availability, and fault tolerance
* Support CI/CD processes using GitLab and Infrastructure‑as‑Code tools like Terraform and CloudFormation
* Collaborate closely with cross‑functional teams across Europe, providing guidance and mentoring where needed
Requirements
* Minimum 6 years of experience with Java, including deep knowledge of Spring/Spring Boot
* Strong expertise with AWS cloud services (Lambda/ECS/EKS, SQS, DynamoDB, API Gateway, EventBridge, SNS, IAM, CloudWatch, etc.)
* Hands‑on experience with Terraform or CloudFormation
* Strong understanding of distributed systems, event‑driven architectures, microservices, and asynchronous communication
* Experience working with Kafka
* Confident in working with Typescript (nice to have but strongly preferred)
* Strong background in building scalable REST APIs
* Ability to work independently, proactively, and with an open-minded approach to problem‑solving
* Excellent communication skills in English
* Tax residence in Ukraine is required
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