Staff Engineer

TJX Companies At TJX Companies, every day brings new opportunities for growth, exploration, and achievement. You’ll be part of our vibrant team that embraces diversity, fosters collaboration, and prioritizes your development. Whether you’re working in our four global Home Offices, Distribution Centers or Retail Stores—TJ Maxx, Marshalls, Homegoods, Homesense, Sierra, Winners, and TK Maxx, you’ll find abundant opportunities to learn, thrive, and make an impact. Come join our TJX family—a Fortune 100 company and the world’s leading off-price retailer.   Job Description: Staff Engineer - Merchandising What   you’ll   discover   We offer an inclusive culture and growth   opportunities !   Global IT Organization which collaborates across U.S., Canada, Europe, and Australia; click   here   to learn more!   Challenging, collaborative, and team-based environment.   What   you’ll   do   The Merchandising Solution Delivery organization   manages   the Merchandise   Inventory and   M arkdown   software and systems that   track   where millions of products will move around the globe to our stores each day. Our team thrives on strong relationships with our business partners and   is working   diligently to address their needs which support TJX growth and operational stability. On this tightly knit and fast-paced solution delivery team you will be constantly challenged to stretch and   think outside the box .   Experience of authoring functional/technical designs documents including performance,   security   and availability considerations   Proven experience of developing new features and services that are medium to   high level   of complexity working with the Product, Platform, Infrastructure and Security teams   Proven ability to design, code, test, deploy & support working software/technology components, working collaboratively with architects and other engineers   Experience in delivering clean, secure, performant code / technology components that meets all non-functional requirements   Experience in leading discussions on design approaches to solving highly visible,   strategic   and complex business problems   Experience in   establishing   development process definitions, best   practices   and standards   Experience   identifying   emerging technologies for consideration for   new technology   direction and implementing proof of concepts to prove the   new technology   Proven ability to create Threat Model, Architecture, Estimates, Design, Code,   and deliver   for the required business feature   Experience of acting in a Lead Engineer capacity for   medium to large   initiatives, prioritizing and assigning tasks, providing   guidance   and resolving issues   Proven ability to mentor more junior engineers across the technical domains/enterprise   What   you’ll   need   Our team is looking for people with a passion for technology, intellectual curiosity, and willingness to try new things to drive better solutions and get results. We want creative people that   possess   strong interpersonal skills to   demonstrate   leadership by example, not authority, and who can foster an inclusive environment where everyone feels heard.   We are   seeking   a motivated, talented, experienced Staff Engineer who has deep   Microsoft .NET   Development   knowledge and experience to design and implement business functionality in their assigned Platforms / Products using and creating   DevSecOps   best practices. We want people that   can support and lead the technical strategy in their product team and communicate   effectively with   technical and non-technical associates.   Minimum   Experience   10+ years of hands‑on software development experience focused on the Microsoft .NET ecosystem (C#, .NET Framework, .NET Core).   Extensive experience designing, developing, and   optimizing   SQL Server databases, including complex queries, stored procedures, indexing strategies, and performance tuning.   Ability to work with mainframe SMEs to   reverse-engineer   logic and map it into modern .NET domain models.   Ability to read,   analyze   and interpret   Mainframe code such as COBOL, JCL,   V SAM   and DB for z/OS schemas.     Experience   extracting and transforming data from Mainfram e   DB2 and IMS.   Hands-on experience designing and building data extraction pipelines from mainframe systems into modern platforms (SQL, cloud storage, APIs, microservices).     Experience working on large-scale data migration or system   modernization   projects.   Proven   track record   delivering high‑quality, scalable, secure, and maintainable applications across medium to large projects.   Strong understanding of application architecture principles, API design, and modern development practices such as dependency injection, CI/CD, unit testing, and code quality standards.   Experience collaborating closely with Product, Platform, Infrastructure, and Security teams to design and implement end‑to‑end technical solutions.   Ability to lead technical discussions, provide architectural input, and solve complex, highly visible business problems.   Demonstrated experience mentoring junior developers and contributing to engineering best practices, standards, and development processes.   Desirable   Experience   Experience   with cloud platforms (Azure preferred), including App Services, Functions, Key Vault, APIM, and cloud‑native design patterns.   Familiarity with modern frontend technologies (e.g., Angular, or Blazor)   Experience with Entity Framework, LINQ, microservices architectures   Extensive experience with SQL Server Integration Services (SSIS), including designing,   optimizing , and supporting complex ETL processes, data workflows, and   integration of   pipelines.   Experience   with   tools such as Git, Azure DevOps, SonarQube, or similar development and   DevSecOps   to ols.   Experience with perfor