Senior Software Engineer

JLL empowers you to shape a brighter way. Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. JLL is seeking a talented and motivated Senior Software Engineer to join our Workplace Digital Technology (WDT) team. In this role, you will be responsible for designing, developing, testing, and maintaining scalable software solutions that support JLL's digital workplace platforms. You will work closely with product owners, architects, and cross-functional teams to deliver high-quality features while contributing to long-term code health and technical excellence. As a senior member of the team, you will also provide technical leadership, mentor junior engineers, and drive architectural decisions that shape our platform's future. Key Responsibilities Software Development & Architecture Design and develop full-stack applications using modern web technologies and cloud-native architectures Lead technical design discussions and make architectural decisions for complex features and systems Write clean, testable, and maintainable code with comprehensive unit, integration, and end-to-end tests Establish and enforce coding standards, design patterns, and best practices across the team Collaboration & Leadership Collaborate with product and design teams to translate business requirements into robust technical solutions Mentor and guide junior engineers through code reviews, pair programming, and knowledge sharing Participate actively in agile ceremonies (sprint planning, stand-ups, retrospectives) and drive continuous improvement initiatives Champion "shift-left" quality practices by embedding testing early in the development lifecycle Operations & Quality Troubleshoot, debug, and resolve complex production issues in a timely manner Drive operational excellence through monitoring, observability, and proactive system health management Contribute to comprehensive technical documentation and knowledge sharing within the engineering team Ensure adherence to JLL's security, compliance, and operational standards Innovation & Improvement Evaluate and recommend new technologies, tools, and frameworks that enhance team productivity Lead technical initiatives that improve system performance, scalability, and maintainability Foster a culture of innovation and continuous learning within the engineering team Required Qualifications Education & Experience Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience) 5–8 years of professional software development experience with demonstrated technical leadership Technical Skills Expertise in at least one backend language (C#, Node.js, Python, Java) and one modern frontend framework (Angular, React, Next.js, Vue.js) Strong experience designing and implementing RESTful APIs, microservices architectures, and event-driven systems Proficiency with relational databases (SQL Server, PostgreSQL) and NoSQL databases (MongoDB, Cosmos DB) Hands-on experience with Databricks platform including Python, PySpark, Spark SQL, and building scalable data pipelines Advanced Power BI development skills including DAX, Power Query, custom visualizations, and embedded dashboard creation Deep understanding of CI/CD pipelines, version control systems (Git), and DevOps practices Strong experience with cloud platforms (Azure preferred) including infrastructure as code, containerization (Docker, Kubernetes), and serverless architectures Experience integrating AI agents and AI/ML capabilities into production applications Soft Skills & Work Style Proven ability to lead technical initiatives and mentor junior team members Excellent problem-solving skills with a systematic approach to debugging and root cause analysis Strong communication skills with ability to articulate complex technical concepts to both technical and non-technical stakeholders Ability to work independently and collaboratively in a fast-paced, distributed team environment across multiple time zones Demonstrated attention to detail and commitment to delivering high-quality, production-ready code Preferred Qualifications Experience with test-driven development (TDD) and behavior-driven development (BDD) Familiarity with Azure services such as Azure Functions, App Services, Service Bus, Event Grid, and Azure AI services Knowledge of security best practices including authentication, authorization, data encryption, and vulnerability management Experience with performance optimization, scalability patterns, and system observability tools Contributions to open-source projects or active participation in technical communities Understanding of commercial real estate, facility management, or workplace experience domains Why Join JLL? Be part of a global leader in real estate and facility services with a strong digital transformation agenda Work on impactful products that shape the future of workplace experience Collaborate with diverse, international teams across time zones Access to professional development, mentorship, and career growth opportunities This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship. Estimated compensation for this position: 123,000.00 – 150,000.00 USD per year This range is an estimate and actual compensation may differ. Final compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations. Location: On-site –Chicago, IL If this job description resonates with you, we encourage you to apply, even if you don’t meet all the requirements. We’re interested in getting to know you and what you bring to the table! Personalized benefits that support personal well-being and growth: JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health. Some of these benefits may include: 401(k) plan with matching company contributions Comprehensive Medical, Dental & Vision Care Paid parental leave at 100% of salary Paid Time Off and Company Holidays Early access to earned wages through Daily Pay At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you're pursuing. 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Jones Lang LaSalle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process – you may email us at View email address on click.appcast.io. This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL. Pursuant to the Arizona Civil Rights Act, criminal convictions are not an absolute bar to employment. Pursuant to Illinois Law, applicants are not obligated to disclose sealed or expunged records of conviction or arrest. Pursuant to Columbia, SC ordinance, this position is subject to a background check for any convictions directly related to its duties and responsibilities. Only job-related convictions will be considered and will not automatically disqualify the candidate. California Residents only If you are a California resident as defined in the California Consumer Privacy Act (CCPA) please view our Supplemental Privacy Statement which describes your rights and disclosures about your personal information. If you are viewing this on a mobile device you may want to view the CCPA version on a larger device. Pursuant to the Los Angeles Fair Chance Initiative for Hiring Ordinance, JLL will consider for employment all qualified Applicants, including those with Criminal Histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Accepting applications on an ongoing basis until candidate identified. Activate your Personal Job Alerts now and receive opportunities as soon as they are advertised. If you're a current JLL employee, please apply using the Internal Career Site At JLL, we give you the opportunity, knowledge and tools to own your success, because we value what makes each of us unique. We help our people thrive, grow meaningful careers and find a place where they belong. Together, we strive to be exceptional and shape a better world. For over 200 years, JLL (NYSE: JLL), a leading global commercial real estate and investment management company, has helped clients buy, build, occupy, manage and invest in a variety of commercial, industrial, hotel, residential and retail properties. A Fortune 500® company with operations in over 80 countries around the world, our employees bring the power of a global platform combined with local expertise. Driven by our purpose to shape the future of real estate for a better world, we help our clients, people and communities SEE A BRIGHTER WAYSM. JLL is the brand name, and a registered trademark, of Jones Lang LaSalle Incorporated. For further information, visit jll.com.