Ion
Ion95mo ago

Lead Python Developer, New York

United StatesUnited StatesFull-timelead
Backend EngineeringSoftware EngineeringPython Developer
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Quick Summary

Key Responsibilities

Lab49 is seeking a skilled Python Developer to work on complex and challenging projects that drive transformative change for top-tier financial services clients.

Technical Tools
awsdockerkafkakubernetesmongodbpytestpythonsqlagiledatabase-designmicroservicesrest-apis
The Role
Lab49 is seeking a skilled Python Developer to work on complex and challenging projects that drive transformative change for top-tier financial services clients. The role involves building next-generation financial systems, developing high-quality, scalable microservices, and creating systems to process various data streams using cutting-edge technologies. Operating in an Agile environment, this position requires strong expertise in Python, experience with market and credit counterparty risk platforms, and proficiency in developing cloud-native applications on AWS.
  • Develop scalable Python-based microservices to process data streams using streaming, messaging, and REST technologies.
  • Design and implement robust solutions for market and credit counterparty risk platforms.
  • Utilize advanced Python features, such as context managers, decorators, and descriptors, to build efficient and maintainable code.
  • Architect and implement solutions using Consul, Docker, Kubernetes, Kafka, and Spark.
  • Collaborate with cross-functional teams in an Agile environment to deliver high-quality financial systems.
  • Create and optimize database models for SQL, MongoDB, and key-value stores.
  • Build and maintain testing frameworks using Behave and PyTest to ensure software reliability.
  • Design and implement asynchronous operations, multithreading, and multiprocessing in Python.
  • Develop and deploy cloud-native applications in AWS environments.
  • Lead the design and integration of messaging, streaming, and REST APIs.
  • Ensure high-performance, scalable solutions with consistent deployment processes.
  • 8+ years of commercial-grade software development experience with complex applications.
  • Strong expertise in Python 3.4+, including advanced language features, asynchronous operations, and OOP/functional programming principles.
  • Proven experience with market and credit counterparty risk platforms (optional).
  • Experience developing cloud-native applications on AWS (mandatory).
  • In-depth knowledge of microservices architecture and data modeling.
  • Expertise in messaging, streaming, and REST API development.
  • Familiarity with tools like Consul, Docker, Kubernetes, Kafka, and Spark.
  • Proficiency in Agile development methodologies.
  • Bachelor's or Master's degree in Computer Science, Engineering, Physics, Math, or equivalent work experience.

    • Location & Eligibility

    Where is the job
    United States
    On-site within the country
    Who can apply
    US
    Listed under
    United States

    Listing Details

    Posted
    July 9, 2018
    First seen
    March 25, 2026
    Last seen
    May 11, 2026

    Posting Health

    Days active
    46
    Repost count
    0
    Trust Level
    23%
    Scored at
    May 11, 2026

    Signal breakdown

    freshnesssource trustcontent trustemployer trust
    Apply for this position
    Ion
    Ion
    lever
    Employees
    5
    Founded
    2025
    Domain
    ionconsumables.com
    Jobs
    View 158 jobs
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    IonLead Python Developer, New York
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