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.

The JLL Technologies Software Engineering team aims to bring successful technology-based products to market in a high-growth environment. Our mission is focused on accelerating technology adoption in commercial real estate by bringing creative, innovative, and technical solutions to solve large, complex problems for our clients.

Shape the future of real estate for a better world by contributing to the creation of globally scalable products used by JLL's client customers – the most respected brands in the world.

We are seeking an experienced Senior Full Stack Developer to architect, build, and lead the development of features for one of our flagship Commercial Real Estate (CRE) products. This product is built on a modern tech stack that includes React with Vite, TanStack Query for data fetching, Python, Django, and the Django REST Framework.

In this role, you will be leading the design and implementation of complex full stack features, mentoring junior and mid-level engineers, driving architectural decisions, and establishing technical standards. You will take ownership of significant product capabilities, address critical technical debt, and ensure code quality through comprehensive automated testing strategies. You will also play a key role in evaluating and integrating emerging technologies, including AI capabilities.

• Lead the design and implementation of complex features across the full stack
• Mentor and provide technical guidance to junior and mid-level developers
• Drive architectural decisions and establish technical standards for both front end and back end systems
• Collaborate with product managers and stakeholders to define technical requirements and feasibility
• Lead technical discussions and contribute to strategic planning
• Design and implement scalable, maintainable front end architectures using React, Vite, and TanStack Query
• Architect robust back end APIs and services using Python and Django REST Framework
• Lead the integration of AI capabilities and establish best practices for using AI tools like Claude to enhance team productivity
• Design and implement agentic AI features and intelligent automation within applications
• Establish and enforce coding standards, patterns, and project structure guidelines
• Lead refactoring initiatives to improve system architecture and reduce technical debt
• Champion security best practices and implement defensive coding principles across the team • Design comprehensive testing strategies and write sophisticated unit and integration tests for both front end and back end components
• Conduct thorough code reviews and provide constructive feedback on full stack implementations
• Lead troubleshooting efforts for complex issues across the entire technology stack
• Own deployment procedures and create runbooks for full stack releases
• Create and maintain technical documentation and architectural decision records for both front end and back end systems
• Participate in on-call rotation and lead incident response when needed

• Bachelor's degree in Computer Science, Engineering, or relevant field, or equivalent work experience
• 6+ years of professional experience as a full stack developer with demonstrated progression in technical leadership
• Expert-level proficiency with React and modern front end tooling, including Vite and state management solutions
• Deep experience with data fetching libraries like TanStack Query and performance optimization techniques
• Strong expertise in Python and web frameworks, particularly Django and Django REST Framework
• Proven experience designing and implementing RESTful APIs at scale
• Demonstrated experience leveraging AI tools and assistants (Claude, ChatGPT, etc.) to enhance development productivity and team efficiency
• Experience designing and implementing agentic AI systems and AI-driven features in production applications
• Strong analytical and problem-solving skills with ability to tackle ambiguous technical challenges
• Extensive experience with Agile development practices and leading Agile teams
• Excellent communication skills with ability to articulate complex technical concepts to both technical and non-technical stakeholders
• Proven track record of mentoring engineers and fostering technical growth within teams
• Passion for continuous learning and staying current with emerging technologies across the full stack and AI landscape

• Experience with cloud platforms (AWS, Azure, or GCP)
• Knowledge of microservices architecture and containerization (Docker, Kubernetes)
• Experience with CI/CD pipelines and DevOps practices
• Familiarity with commercial real estate or PropTech domain
• Contributions to open-source projects or technical community engagement

You'll join an entrepreneurial, inclusive culture. One where we succeed together – across the desk and around the globe. Where like-minded people work naturally together to achieve great things.

Our Total Rewards program reflects our commitment to helping you achieve your ambitions in career, recognition, well-being, benefits and pay.

Join us to develop your strengths and enjoy a fulfilling career full of varied experiences. Keep those ambitions in sights and imagine where JLL can take you.

Location:

If this job description resonates with you, we encourage you to apply even if you don’t meet all of the requirements.  We’re interested in getting to know you and what you bring to the table!

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), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Generally the personal information we collect from you are for the purposes of processing in connection with JLL’s recruitment process. We endeavour to keep your personal information secure with appropriate level of security and keep for as long as we need it for legitimate business or legal reasons. We will then delete it safely and securely.

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For additional details please see our career site pages for each country.

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 [email protected]. 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.

Jones Lang LaSalle ("JLL") está comprometida a trabajar con personas con discapacidades y proporcionarles accesibilidad. Si necesita un ajuste razonable para cualquier parte del proceso de empleo – incluyendo la candidatura en línea y/o el proceso general de selección – puede enviarnos un correo electrónico a [email protected]. Este correo electrónico es solo para solicitar un ajuste razonable. Por favor, dirija cualquier otra consulta general de reclutamiento a nuestra página Contáctanos > Quiero trabajar para JLL.