Principal Software Engineer, Lamina

Sorry, this job was removed at 04:17 p.m. (CST) on Monday, Oct 20, 2025
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Costa Rica
Hybrid
Cloud • Professional Services • Analytics • Consulting • Cybersecurity • Utilities • Big Data Analytics
We’re a global business and technology consulting firm passionate about creating value with our clients.
The Role

Are you ready to make an impact?

Lamina, a West Monroe Company, is seeking a Principal Software Engineer/Architect to join the Financial Services Product Team. In this role, you will collaborate with stakeholders to gather technical requirements, define platform and integration designs, and contribute to the configuration and development of innovative solutions in a team-driven environment. 

Responsibilities 

  • Collaborate with key decision-makers on the Lamina team to understand their vision, gather requirements, and provide insights based on your industry experience. 
  • Work in a collaborative team setting to analyze existing systems, applications, and processes, helping solve complex business challenges. 
  • Lead the development of software solutions across full lifecycle Agile projects, including requirements gathering, design, development, testing, implementation, and rollout. 
  • Bring creativity and a “blank slate” development mentality to designs, while aligning with client expectations. 
  • Design and build highly interactive and customized web front-end and back-end applications. 
  • Participate in all aspects of product development, including ideation, prototyping, building solutions, user testing, and integrating learnings into future iterations. 
  • Explore new languages, paradigms, patterns, and frameworks to continuously grow your technical expertise. 
  • Leverage creativity and resourcefulness to tackle unexpected challenges. 

Qualifications 

  • Education & Experience:
    • Bachelor’s degree in a relevant field preferred, or equivalent experience.
    • 7–11+ years of experience in full-stack software development.
    • Experience in product firms or financial services is preferred. 
  • Technical Skills:
    • Back-end: Proficiency in Java, JavaScript.
    • Front-end: Expertise in JavaScript, TypeScript, React, HTML5, and CSS3.
    • Database: Experience with SQL Server and PostgreSQL.
    • Cloud: Familiarity with Amazon Web Services (AWS).
    • AI-Enabled Tooling: Prompt engineering for tools such as Code, Cursor, Claude, and Sonnet. Automation of written unit and integration tests.
    • Experience designing and building web application user interfaces with HTML5, CSS3, and JavaScript.
    • Proficiency with common back-end frameworks (e.g., Java) and front-end frameworks (e.g., React).
    • Experience with cloud platforms (e.g., AWS), containerization tools (e.g., Docker), and orchestration systems (e.g., Kubernetes). 
  • Software Development Expertise:
    • Deep understanding of software engineering concepts, including requirements, development methodologies, testing, and documentation.
    • Strong grasp of object-oriented design and development principles.
    • Familiarity with Agile/Scrum methodologies and comfort working in fast-paced, collaborative environments. 
  • Leadership & Communication:
    • Desire and ability to lead a team of 2–4+ software engineering consultants.
    • Excellent organizational, leadership, and verbal/written communication skills. 

Additional Information: 

  • Potential for international travel on an as-needed basis. 

Other consultancies talk at you.
At West Monroe, we work with you.

We’re a global business and technology consulting firm passionate about creating measurable value for our clients, delivering real-world solutions.

The combination of business and technology is not new, but how we bring them together is unique. We’re fluent in both. We know that technology alone is not the answer, but how we apply it is. We rely on data to constantly adapt and solve new challenges. Actions that work today with outcomes that generate value for years to come.

At West Monroe, we zero in on the heart of the opportunity, getting to results faster and preparing people for what’s next.

You’ll feel the difference in how we work. We show up personally. We’re right there in the room with you, co-creating through the challenges. With West Monroe, collaboration isn’t a lofty promise, but a daily action. We work together with you to turn vision into clear action with lasting impact.


West Monroe is an Equal Employment Opportunity Employer  
We believe in treating each employee and applicant for employment fairly and with dignity. We base our employment decisions on merit, experience, and potential, without regard to race, color, national origin, sex, sexual orientation, gender identity, marital status, age, religion, disability, veteran status, or any other characteristic prohibited by federal, state or local law. To learn more about diversity, equity and inclusion at West Monroe, visit www.westmonroe.com/inclusion. If you require a reasonable accommodation to participate in our recruiting process, please inquire by sending an email to [email protected].

Please review our current policy regarding use of generative artificial intelligence during the application process.

If you are based in California, we encourage you to read West Monroe’s Notice at Collection for California residents, provided pursuant to the California Consumer Privacy Act (CCPA) and linked here.  

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The Company
HQ: Chicago, IL
2,000 Employees
Year Founded: 2002

What We Do

West Monroe is a global business and technology consulting firm passionate about creating value for our clients. We co-create solutions that accelerate results now and prepare industries to tackle what’s next. We’re excited by the possibilities that technology creates. We work with our clients to deliver on the possible, building on their goals, generating fresh insights and creating inspiring outcomes.

We excel at the intersection of industry, strategy, people and technology—always driving rapid impact. Our all-in approach comes from our unique employee ownership structure. Our clients’ success is our success. From the beginning, our growth has come from putting people at the center. Fortune and USA Today consistently celebrate West Monroe as a top workplace, and we’re recognized as a leading consultancy by Forbes and Forrester.

Why Work With Us

It’s our mission to help build the next generation of leaders, and we’re committed to partnering with employees to build an experience that’s challenging, fulfilling, and filled with constant opportunities to grow, and to make a real difference.

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