Job Application for Senior Python Developer at Interactive Brokers

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Company Overview

Interactive Brokers Group, Inc. (Nasdaq: IBKR) is a global financial services company headquartered in Greenwich, CT, USA, with offices in over 15 countries. We have been at the forefront of financial innovation for over four decades, known for our cutting-edge technology and client commitment.

IBKR affiliates provide global electronic brokerage services around the clock on stocks, options, futures, currencies, bonds, and funds to clients in over 200 countries and territories. We serve individual investors and institutions, including financial advisors, hedge funds and introducing brokers. Our advanced technology, competitive pricing, and global market help our clients to make the most of their investments.

Barron's has recognized Interactive Brokers as the #1 online broker for six consecutive years. Join our dynamic, multi-national team and be a part of a company that simplifies and enhances financial opportunities using state-of-the-art technology.

What will be your responsibilities within IBKR:

Technical Excellence

Design, optimize, and extend transaction surveillance and data pipeline processes to enhance system efficiency, reliability, and scalability
Navigate seamlessly between strategic, system-level architecture and function-level implementation details of our surveillance system, which orchestrates 150+ processes
Optimize data architectures and databases for maximum performance and reliability
Build developer tooling to accelerate development workflows and system monitoring
Ensure data accuracy, security, and compliance with regulatory standards

Ownership and Cross-Functional Partnership

Take ownership of projects and sub-systems from planning through resolution, making impactful decisions on complex technical and business-related questions
Collaborate effectively with quantitative engineers, surveillance model developers, and Compliance stakeholders to translate complex business requirements into scalable designs and processes
Identify project bottlenecks, risks, and limitations; calculate costs; and provide strategic insights to stakeholders
Transform high-level surveillance concepts into production-ready processes that deliver actionable insights

Data Architecture & Stewardship

Own and curate dozens of mission-critical datasets that drive surveillance operations
Design, build, and automate robust data pipelines to support real-time and batch processing
Develop advanced data quality frameworks to proactively identify issues before they impact operations

Innovation & Optimization

Contribute to the evolution of coding standards and internal code review processes
Drive best practices in data storage, retrieval, governance, and privacy protection
Drive automation of processes and workflows to reduce manual effort and enhance system maintainability

Which skills are required:

5+ years of professional software engineering experience in Python, C++ or Java
3+ years of professional experience in Python as a primary language (non-scripting)
Extensive experience in Pandas or NumPy, Polars is nice to have
1-3 years of professional experience with Linux operating systems
Thorough understanding of databases and SQL
Experience with large Python codebases
Bachelor's or master's degree in Computer Science, or a related area
High attention to detail

Good to Have:

Experience with data engineering or ETL pipelines
Knowledge of finance
Knowledge of C++ or Java
Masters/PhD

To be successful in this position, you will have the following:

Self-motivated and able to handle tasks with minimal supervision.
Superb analytical and problem-solving skills.
Excellent collaboration and communication (Verbal and written) skills.
Outstanding organizational and time management skills.

Company Benefits & Perks

Discretionary annual bonus (cash and stock)
Private healthcare insurance
Subsidized recreational pass (AYCM XL package - 80% employer contribution)
Daily food allowance in the office
Monthly BKK pass
Hybrid way of working (1 day home office/week)
Modern office in the heart of Budapest with free amenities
Great atmosphere with friendly and exceptional colleagues, frequent company outings.
*The benefits package will be reviewed regularly and may be subject to change.

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Statement of Acknowledgement

Interactive Brokers (“IBKR”) is committed to protecting the privacy of its users. 1. Aggregate Information about Visitors. We collect information on a general and aggregate basis, such as IP addresses, in order to analyze the performance of our sites. This data is used completely anonymously in order to determine the number of people who visit our sites and the most frequently used sections of our sites. This enables us to continually update and refine our sites to ensure it provides you with a successful experience. 2. Information about Users. When registering you are requested to enter certain information about yourself. This information forms the basis for any job application. 3. Your online resume and job application. The details of your job application, covering letter, resume and academic results and any other information will not be viewed by anyone except IBKR and any third party service providers used by IBKR for its hiring processes. 4. Information Management. You can edit any information entered at any time before your job application is submitted. This includes contact details, email address, job application information and password. However, once a job application has been sent, that specific job application cannot be altered. You have certain rights to see and correct data held about you. Please refer to the IBKR Group Privacy Policy on our website. 5. Security. The security of our system is very important to us and we work hard on it. However, please note that no data transmission over the Internet is 100% secure.

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Senior Python Developer

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