Flexible Principal Java Software Engineer Jobs in Illinois

About Northern Trust:

Northern Trust, a Fortune 500 company, is a globally recognized, award-winning financial institution that has been in continuous operation since 1889.

Northern Trust is proud to provide innovative financial services and guidance to the world's most successful individuals, families, and institutions by remaining true to our enduring principles of service, expertise, and integrity. With more than 130 years of financial experience and over 22,000 partners, we serve the world's most sophisticated clients using leading technology and exceptional service.

Role Summary

We are seeking a highly experienced Principal Software Engineer to provide technical leadership and handson execution across complex, cloudnative software initiatives. This role combines deep engineering expertise with mentorship, architecture influence, and strong collaboration across global teams. The ideal candidate is passionate about engineering excellence, AIassisted development, and building highquality, scalable products using modern development practices.

• Act as a handson technical leader, designing, developing, and reviewing highquality, productionready software.
• Lead development using Java as the primary language, following clean code, TDD, and specdriven development principles.
• Drive adoption of AIassisted development capabilities (e.g., Copilotstyle tools, intelligent automation) to improve developer productivity and code quality.
• Influence and review application and solution architecture for scalability, security, performance, and maintainability.
• Partner with architects and senior engineers to define and enforce engineering standards and best practices.

• Design, build, and deploy applications on Microsoft Azure, leveraging cloudnative services.
• Contribute to cloud architecture decisions with a strong understanding of:
  • Azure compute, networking, storage, and security
  • Cloudbased databases (SQL & NoSQL) and performance considerations
• Support and continuously improve DevOps pipelines, CI/CD practices, and infrastructure automation.
• Enable resilient, observable, and costefficient systems in the cloud.

• Champion TestDriven Development (TDD) and automated testing at all levels (unit, integration, system).
• Enable and evolve test automation frameworks and practices across teams.
• Closely collaborate with DevOps and SRE partners to:
  • Improve release reliability and deployment frequency
  • Reduce operational risk and technical debt
  • Strengthen monitoring, alerting, and production readiness

• Mentor and groom engineers to elevate technical skills, design thinking, and ownership mindset.
• Provide guidance through code reviews, design discussions, and technical deep dives.
• Foster a culture of high engineering standards, accountability, and continuous improvement.
• Act as a trusted technical advisor to product, QA, and platform teams.

• Work closely with crossfunctional stakeholders including Product, Architecture, QA, and Operations.
• Communicate complex technical concepts clearly to both technical and nontechnical audiences.
• Collaborate effectively with globally distributed teams across North America, EMEA, and India, accommodating timezone overlaps when required.
• Proactively identify risks and propose pragmatic solutions.

• 10+ years of professional software engineering experience, with a strong handson track record.
• Deep expertise in Java and modern application frameworks.
• Strong experience with Azure cloud services and cloudnative application development.
• Solid understanding and practical application of:
  • TestDriven Development (TDD)
  • Specdriven / contractfirst development
  • CI/CD and DevOps practices
• Working knowledge of cloud databases, data modeling, and performance tuning.

• Proven ability to lead by influence rather than authority.
• Excellent verbal and written communication skills.
• Strong problemsolving, design, and decisionmaking abilities.
• Comfortable operating in fastpaced, evolving environments.

• Microsoft Azure Architect Certification (strongly preferred).
• Experience integrating or enabling AIassisted engineering tools within development workflows.
• Exposure to largescale modernization, cloud migration, or distributed systems.
• Experience working in regulated or enterprisegrade environments.

• Engineering teams consistently deliver highquality, secure, and scalable products.
• Robust DevOps and automation practices reduce friction and improve timetomarket.
• Engineers grow in capability, confidence, and ownership.
• Architecture decisions balance innovation, stability, and longterm maintainability.
• Global collaboration is effective, respectful, and outcomedriven.

Applicants must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future. Northern Trust will not sponsor applicants for U.S. work visa status for this opportunity (no sponsorship is available for H-1B, L-1, TN, O-1, E-3, H-1B1, F-1, J-1, OPT, CPT or any other employment-based visa)

Salary Range:

Salary range is a good faith estimate of base pay. Northern Trust provides a comprehensive benefits package including retirement benefits (401k and pension), health and welfare benefits (medical, dental, vision, spending accounts and disability), paid time off, parental and caregiver leave, life & accident insurance, and other voluntary and well-being benefits. Northern Trust also provides a discretionary bonus program that may include an equity component.

Working with Us:

As a Northern Trust partner, greater achievements await. You will be part of a flexible and collaborative work culture in an organization where financial strength and stability is an asset that emboldens us to explore new ideas.

Movement within the organization is encouraged, senior leaders are accessible, and you can take pride in working for a company committed to assisting the communities we serve!Join a workplace with a greater purpose.

We'd love to learn more about how your interests and experience could be a fit with one of the world's most admired and sustainable companies! Build your career with us andapply today.#MadeForGreater

Reasonable accommodation

Northern Trust is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process, please email our HR Service Center at MyHRHelp@ntrs.com.

We hope you're excited about the role and the opportunity to work with us. We value an inclusive workplace and understand flexibility means different things to different people.

Apply today and talk to us about your flexible working requirements and together we can achieve greater.