Senior Java/Python Developer

Luxoft; Mississauga; On-site; CAD 75,000 - 90,000; Full time

Job summary

A global technology firm is seeking a developer to enhance a platform for a major bank. The role involves writing code in Java and Python, creating documentation, and providing environment support. The ideal candidate has strong expertise in Java and object-oriented programming, as well as knowledge of RESTful APIs. This position offers an opportunity to work with cutting-edge technologies in a dynamic environment.

Qualifications

• Expertise in object-oriented programming.
• Intermediate proficiency in Python (3.x).
• Proficiency in designing and consuming RESTful APIs.

Responsibilities

• Write well-tested code using Java / Python.
• Write Test Cases and User/Support Documentation.
• Support development environment, mostly automation using Jenkins CI.

Skills

Java

Python

RESTful APIs

JSON serialization/deserialization

OAuth 2.0

Tools

Jenkins CI

Spring Boot

Job description

Overview

Project description For the world most global bank we are building the platform, which supports various information gathering and processing across the organization and providing access to this data through both private and public cloud. The solution is built from the scratch using the latest technologies.

Responsibilities

• Write good and well-tested code using Java / Python
• Write Test Cases and User/Support Documentation of your code
• Development environment support (mostly automation using Jenkins CI, Bash)
• Evaluate and adopt new development tools, libraries and methods to improve quality
• Perform peer code review of project codebase changes

Qualifications

Must have

• Java, Expertise in object-oriented programming is a must.
• Python (3.x): Intermediate proficiency at least.
• Proficiency in designing and consuming RESTful APIs (HTTP methods, status codes, idempotency).
• Expertise with JSON serialization/deserialization (e.g., Jackson or Gson in Java).
• Handling authentication (OAuth 2.0, JWT)

Nice to have

• MCP's REST endpoints, JSON schemas
• Understanding of context management in AI is a plus (e.g., session state, conversation history, or intent tracking).
• Experience integrating with AI APIs (for example Gemini's REST endpoints for text generation or embeddings), handling AI-specific nuances (e.g., prompt engineering, rate limits, error handling for ambiguous outputs)
• Familiarity with Python-based REST frameworks (e.g., FastAPI, Flask)
• Experience with implementing retry mechanisms, circuit breakers (e.g., Resilience4j)
• Spring Boot