Senior Developer

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Team Overview
The Trusted Call Solutions Team within TransUnion’s Global Technology organization develops and delivers mission-critical voice and data services that enable secure, reliable communications for global carriers, enterprises, and industry partners. The team builds scalable, cloud-native platforms and microservices that address real-world telecommunications challenges while supporting TransUnion's broader commitment to trust, identity, and fraud prevention.
This role is part of the Global Technology Engineering organization and collaborates closely with Product Management, Solution Architects, Customer Delivery, Operations, and Engineering teams across multiple regions.

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
As a Senior Full Stack Software Engineer, you will design, develop, deploy, and maintain highly available, cloud-native applications and microservices supporting TransUnion's Trusted Call Solutions portfolio. The role requires strong backend engineering expertise, experience with modern distributed systems, and the ability to collaborate with customers, partners, and cross-functional teams to deliver innovative technology solutions.
Design, develop, test, deploy, and maintain scalable, fault-tolerant microservices and distributed applications serving global carriers and enterprise customers.
Collaborate with Product Managers and business stakeholders to gather, analyze, and translate complex business requirements into technical solutions.
Architect and implement high-performance, highly available applications leveraging modern cloud-native and microservices-based architectures.
Develop secure RESTful APIs and backend services while ensuring adherence to engineering standards, coding best practices, and system performance requirements.
Participate actively in Agile development processes, including sprint planning, backlog refinement, design discussions, retrospectives, and code reviews.
Contribute to CI/CD automation, testing frameworks, deployment pipelines, and operational excellence initiatives to improve software quality and delivery speed.
Create technical designs, architecture documentation, solution specifications, and customer-facing technical documents, including acceptance test plans.
Partner with QA, Operations, and Customer Delivery teams to troubleshoot production issues, conduct root-cause analysis, and deliver sustainable resolutions.
Execute integration testing activities with customers, partners, and external participants across cloud-based testing environments.
Mentor engineers, share technical expertise, and contribute to continuous improvement initiatives that enhance engineering efficiency, scalability, and best practices.
Required Knowledge And Experiences
Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical discipline, or equivalent professional experience demonstrating advanced software engineering expertise.
Minimum 6+ years of software development experience, including the design, development, deployment, and maintenance of enterprise-grade applications in Agile environments.
Minimum 3+ years of object-oriented design and programming experience, with strong understanding of software architecture principles, design patterns, and scalable system design.
Strong knowledge of RESTful services, API architecture, and cloud-native microservices patterns, enabling the delivery of highly scalable and resilient distributed systems.
Deep understanding of computer science fundamentals, including data structures, algorithms, system design, problem-solving methodologies, and performance optimization techniques.
Experience working with cross-functional teams, customers, and external stakeholders to gather requirements, design solutions, and support production systems.
Knowledge of information security concepts including cryptography, encryption, Public Key Infrastructure (PKI), and X.509 digital certificate management, supporting secure communication platforms and identity validation capabilities.
Experience integrating and leveraging open-source technologies and frameworks to accelerate solution delivery and improve platform capabilities.
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