Senior Java Software Developer

Luxoft; Warszawa; On-site; PLN 80,000 - 110,000; Full time

Job summary

A prominent tech firm is seeking an experienced Java Developer to build and support a centralized sales and trading platform for the banking and capital markets industry. This role involves developing cloud native applications, ensuring high availability, and utilizing advanced service integration methods. Ideal candidates should have 6-7 years of experience, solid Java skills, and a strong understanding of computer science concepts. It’s a dynamic role offering the chance to work on cutting-edge technologies in a fast-paced environment.

Qualifications

• 6-7 years of experience with Java development and strong core Java development skills.
• Proven knowledge of computer science concepts including concurrency, algorithms, and data structures.
• Experience with service integration and Graph data structure.

Responsibilities

• Deploy and support large application footprint.
• Develop cloud native applications with high availability and zero downtime.
• Implement application instrumentation including logging and tracing.

Skills

Java development

Service API (REST/GRPC/Web servers)

Service integration (REST, grpc, MQ, Kafka)

Computer science concepts

Github Copilot

Tools

Ansible

Terraform

Kubernetes

Job description

Project description

Our client in banking and capital markets industry is building a centralized platform for its sales and trading business vertical.A critical challenge is the client experience, where clients face off with three separate businesses, rather than a one-stop-shop. Thisexperience is mirrored on the back-end with three separate workflows and infrastructures across products.We are a team that engage in development of a centralized, in-house driven sales and trading platform, engaging with IT and control functions in support of rollout across all trading business.

Responsibilities

• Large application footprint deployment and support
• Cloud native application development, HA, zero downtime, A/B deployment
• State of the art application instrumentation (logging, tracing, metrics)
• Name server registry, auto DNS, discoverability of services, Service registry and service management
• SpringBoot platform, SpringBoot server, SpringBoot Admin
• Ansible/Terraform, Kubernetes

SKILLS

Must have

• Proven experience 6-7 years with Java development and strong core Java development skills
• Service API (REST/GRPC/Web servers, OpenApi/Swagger Api)
• Service integration (REST, grpc, MQ, Kafka)
• Proven knowledge of computer science concepts including concurrency, algorithms, data structures, and distributed systems.
• Experience with Github Copilot

Nice to have

• Knowledge of sales and trading domains of investment banking business
• Graph data structure, graph traversal, graph optimization
• Graph partitioning, distribution, serialization, Graph rendering and visualization
• JNI, Java/.Net integration, Memory management
• Multithreaded and high performance development
• Concurrent programming and zero lock execution
• Relational algebra (dataset operations), vector processing