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Junior Data Engineer

Chicago, Illinois, United States

Pay
Salary not listed in the saved posting
Work setup
Working pattern needs review — work setup source
Docker/containerization This position requires physical presence and is on-site (no remote work) Good to have
Read the full posting
Employment
Unconfirmed
Apply at TransMarket Group

What you’ll work on

Full posting
  • Work with senior developers to assist in and learn all facets of data engineering and development applied to the business

  • Develop, code, maintain, and support production-quality components for global proprietary trading

  • Develop expertise in data engineering principles, Python, SQL, and high-performance finance systems

From the employer’s posting
Responsibilities Work with senior developers to assist in and learn all facets of data engineering and development applied to the business Develop, code, maintain, and support production-quality components for global proprietary trading
Work with senior developers to assist in and learn all facets of data engineering and development applied to the business Develop, code, maintain, and support production-quality components for global proprietary trading Develop expertise in data engineering principles, Python, SQL, and high-performance finance systems
Develop, code, maintain, and support production-quality components for global proprietary trading Develop expertise in data engineering principles, Python, SQL, and high-performance finance systems Collaborate with technology, software, trading, business, and accounting/finance teams

What you’ll bring

All qualifications

Core experience

  • Proficiency with SQL and relational database design
  • Knowledge of RESTful API design
  • Experience integrating LLMs or AI tooling into engineering workflows
Qualification wording
Proficiency with SQL and relational database design
Knowledge of RESTful API design
Experience integrating LLMs or AI tooling into engineering workflows

Tools in this posting

  • Python
  • SQL
  • C++
  • Docker
  • Airflow
Source — Tool mentions in context
Description Our Data Engineering team designs, builds, and supports the data systems that power our proprietary trading business. This smaller, focused team works closely with software developers, traders, operations, and accounting/finance teams to make high-quality data accessible, reliable, and actionable across the firm. You will help develop production-quality pipelines, services, databases, and tools that support trading operations, reporting, research, and automation. The role offers a high degree of ownership and hands-on learning, with exposure to Python, SQL, Linux, APIs, data modeling, and financial systems. The components you work on will help ensure that critical business and trading data is accurate, timely, and dependable. Responsibilities
- Develop, code, maintain, and support production-quality components for global proprietary trading - Develop expertise in data engineering principles, Python, SQL, and high-performance finance systems - Collaborate with technology, software, trading, business, and accounting/finance teams
- BA/BS/MS in Computer Science, Computer Engineering, or equivalent experience - Strong Python skills - Proficiency with SQL and relational database design
- Strong Python skills - Proficiency with SQL and relational database design - Comfort working in a Linux environment
Good to have - C++ - Workflow orchestration (Airflow)
- Knowledge of RESTful API design - Docker/containerization - This position requires physical presence and is on-site (no remote work)
- C++ - Workflow orchestration (Airflow) - Experience integrating LLMs or AI tooling into engineering workflows

About TransMarket Group

Our mission is to bless others through the services we provide and through the generous stewardship of the wealth we create.

In the employer’s words · Read in context

Job description

View original posting ↗

Who We Are

Founded in 1980 as Aardvark Financial, TransMarket Group (TMG) is a privately held global markets proprietary trading firm in Chicago. We use next-generation technology to capture opportunities around the world and manage risk in financial markets. Our mission is to bless others through the services we provide and through the generous stewardship of the wealth we create.

TMG is a well-established and profitable business as a respected member of the global financial system for over 40 years, but also is like a startup because the potential of our group is at least one order of magnitude greater than what we are currently producing. We have an entrepreneurial culture and collaboratively develop our business with patience and discipline; we work hard, learn constantly, and relentlessly improve our expertise.

Description

Our Data Engineering team designs, builds, and supports the data systems that power our proprietary trading business. This smaller, focused team works closely with software developers, traders, operations, and accounting/finance teams to make high-quality data accessible, reliable, and actionable across the firm. You will help develop production-quality pipelines, services, databases, and tools that support trading operations, reporting, research, and automation. The role offers a high degree of ownership and hands-on learning, with exposure to Python, SQL, Linux, APIs, data modeling, and financial systems. The components you work on will help ensure that critical business and trading data is accurate, timely, and dependable.

Responsibilities

  • Work with senior developers to assist in and learn all facets of data engineering and development applied to the business
  • Develop, code, maintain, and support production-quality components for global proprietary trading
  • Develop expertise in data engineering principles, Python, SQL, and high-performance finance systems
  • Collaborate with technology, software, trading, business, and accounting/finance teams

Requirements

  • BA/BS/MS in Computer Science, Computer Engineering, or equivalent experience
  • Strong Python skills
  • Proficiency with SQL and relational database design
  • Comfort working in a Linux environment
  • Source control with Git
  • Knowledge of RESTful API design
  • Docker/containerization
  • This position requires physical presence and is on-site (no remote work)

Good to have

  • C++
  • Workflow orchestration (Airflow)
  • Experience integrating LLMs or AI tooling into engineering workflows
  • Exposure to financial markets, trading operations, or clearing
  • Dashboard design and data visualization

Benefits

We offer one of the most generous profit sharing programs in the industry because we believe our employees should be able to take part in our rapid growth and success. We are proud to offer more world-class benefits for our full-time employees and their families.

TransMarket Group is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, gender, sexual orientation, gender identity or expression, religion, national origin, marital status, age, disability, veteran status, genetic information, or any other protected status.

Your next step

  • Have your CV and examples of relevant work ready.
  • Check the listed location, eligibility and core experience before starting.
  • Ask the employer about the salary range before committing time to the process.

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Source & posting history

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Pay

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Location & working pattern

Chicago, Illinois, United States

- Docker/containerization - This position requires physical presence and is on-site (no remote work) Good to have
Work authorization

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Status in our records
Active
First seen by us
Sep 3, 2026
Recorded sightings
20
Last seen by us
Oct 8, 2026

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