Sr Python Developer

Posted 8 Hours Ago
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Chennai, Tamil Nadu, IND
Hybrid
Senior level
Big Data • Fintech • Information Technology • Business Intelligence • Financial Services • Cybersecurity • Big Data Analytics
The Role
Build and maintain scalable full-stack applications and microservices using Python, REST APIs, and modern frontend frameworks. Develop backend services with FastAPI, Flask, or Django; create responsive interfaces with React or Angular; integrate databases and enterprise systems; and deliver production-ready code using testing and engineering best practices. Participate in design, code reviews, troubleshooting, performance optimization, and cross-functional collaboration.
Summary Generated by Built In

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Team Overview

We are looking for a hands-on Python Full Stack Developer with 6+ years of experience building scalable, production-ready applications. The ideal candidate should have strong Python backend development skills, experience with modern frontend frameworks, and a solid understanding of microservices and cloud-native development. This is a hybrid position and involves regular performance of job responsibilities virtually as well as in-person at an assigned TU office location for a minimum of two days a week.

Role Overview And Core Responsibilities

  • Design, develop, test, and maintain scalable full-stack applications and microservices.
  • Build backend services and REST APIs using Python and frameworks such as FastAPI, Flask, or Django.
  • Develop responsive web applications using React, Angular, or similar JavaScript/TypeScript frameworks.
  • Integrate applications with databases, APIs, and existing enterprise solutions.
  • Deliver high-quality, production-ready code following test-driven development and engineering best practices.
  • Participate in technical design, code reviews, troubleshooting, and performance optimization.
  • Collaborate closely with product, architecture, and engineering teams to deliver reliable and scalable solutions.

Required Knowledge And Experiences

  • 5+ years of full-stack software development experience.
  • Strong proficiency in Python and backend application development.
  • Experience with FastAPI, Flask, Django, or equivalent Python frameworks.
  • Hands-on experience with React, Angular, JavaScript/TypeScript, HTML, and CSS.
  • Strong understanding of REST APIs, microservices, and distributed application architecture.
  • Experience with SQL and relational databases; exposure to NoSQL databases is beneficial.
  • Familiarity with Git, code reviews, CI/CD pipelines, Jenkins, and Docker.
  • Strong debugging, problem-solving, communication, and collaboration skills.
  • Bachelor’s degree in Computer Science, Engineering, or a related discipline.

TransUnion Overview:

At TransUnion, we encourage and are committed to creating a real, positive impact and shared sense of purpose within our Workforce for Good, which empowers our people to grow, innovate and contribute to a better future for our communities and customers. We strive to build an environment where our associates are in the driver’s seat of their professional development— while having access to help along the way. We recognize that success comes when our associates thrive both professionally and personally; that’s why we prioritize work/life flexibility and offer resources for our teams across the globe to collaborate and drive excellence.


Be a part of our Workforce for Good – you’ll work with great people, pioneering products and cutting-edge technology.


TransUnion Job Title


Sr Developer, Software Development

Skills Required

  • 5+ years of full-stack software development experience
  • Strong proficiency in Python and backend application development
  • Experience with FastAPI, Flask, Django, or equivalent Python frameworks
  • Hands-on experience with React, Angular, JavaScript/TypeScript, HTML, and CSS
  • Understanding of REST APIs, microservices, and distributed application architecture
  • Experience with SQL and relational databases
  • Familiarity with Git, code reviews, CI/CD pipelines, Jenkins, and Docker
  • Strong debugging, problem-solving, communication, and collaboration skills
  • Bachelor's degree in Computer Science, Engineering, or a related discipline
  • Exposure to NoSQL databases

What the Team is Saying

Patrick
Tiana
Jason
Lauren
TC
Jay
Aayushi
Paul
Alex Barnett
Sheetal Wathare
TransUnion
TransUnion

TransUnion Compensation & Benefits Highlights

  • Healthcare Strength — The package includes day-one medical coverage with multiple plan options, HSA/FSA, dental, vision, disability resources, and robust mental-health support (therapy, coaching, EAP).
  • Parental & Family Support — Offerings include 12 weeks of paid parental leave with a gradual return, adoption and caregiver assistance, dependent-care FSA, Care@Work, and recognition for inclusive family benefits such as subsidized childcare and fertility reimbursement.
  • Leave & Time Off Breadth — Flexible time off, 10 paid holidays, two global wellness days, and paid volunteer time indicate a broad time-off program.

TransUnion Insights

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The Company
HQ: Chicago, IL
13,000 Employees
Year Founded: 1968

What We Do

TransUnion is a global information and insights company that makes trust possible by ensuring that each consumer is reliably and safely represented in the marketplace. We do this by having an accurate and comprehensive picture of each person. This picture is grounded in our legacy as a credit reporting agency which enables us to tap into both credit and public record data; our data fusion methodology that helps us link, match and tap into the awesome combined power of that data; and our knowledgeable and passionate team, who stewards the information with expertise, and in accordance with local legislation around the world. Because of our work, organizations can better understand consumers in order to make more informed decisions, and earn their trust through great, personalized experiences, and the proactive extension of the right opportunities, tools and offers. In turn, consumers can be confident that their data identities will result in the opportunities they deserve. We make trust possible, so businesses and consumers can transact with confidence and achieve great things. We call this Information for Good®—it’s our purpose, and what drives us every day.

Why Work With Us

Our culture is welcoming, energetic and innovative. There’s an overall synergy that flows throughout TransUnion, creating a sense of unity in knowing that we’re all working to achieve the same overall goal. We’re dedicated to providing opportunities for our people to get involved and stay connected with their colleagues across the globe.

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TransUnion Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: Flexible
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