Work with us to transform commercial real estate

JLL Spark
JLL Spark

Software Engineer - Python

JLL Technologies

JLL Technologies

Software Engineering
Madrid, Spain · Barcelona, Spain
Posted on Saturday, April 29, 2023

How we support the Whole You:

Our benefits are a good reason to come to JLL.

We are committed to hiring the best, most talented people in our industry, and then empowering them with the resources and support to enhance their health, financial and personal well-being. Our underlying benefits philosophy is this: be fair to our people and provide opportunities for those who take advantage of our programs and resources to increase their personal and financial security.


JLL is a leading professional services and investment management firm specializing in real estate. We are now part of a Fortune 500 company, with operations in over 80 countries, a workforce of nearly 100,000 individuals around the world, and annual revenue of almost $20B. Within JLL, we are part of JLL Technologies, a rapidly growing, strategic business group whose mission is to leverage technology to increase the value and liquidity of the world’s buildings

We are developing a platform that collects data from hundreds of different sources and uses machine learning to extract insights for making fast and optimal business decisions. We have assembled an excellent team of leading data engineers, software developers, designers, product managers, and data scientists working towards this goal.


  • Experience with rich, diverse data - one of the truly unique aspects of our domain is the tremendous diversity of data we work with, comprising dozens of sources and spanning thousands of data points and data types
  • Impact - we are a small team working to impact a multi-billion dollar business

On a typical day, you will:

  • Build robust web applications that give a huge advantage to Real Estate professionals by providing them with data, AI, and stunning visualizations to support their workflows
  • Be a part of an amazing team and take part in technical discussions, contribute and learn professionally
  • Deploy our data efficiently and reliably to the various platforms and databases that consume it
  • Develop data collectors that gather data by various means, including data APIs, PDF parsing, and more.
  • Serve our ML algorithms as APIs to be used by our various colleagues in the global organization
  • Architect our BE efforts and introduce improvements to our APIs, CI/CD, and testing automation processes
  • Get the chance to work with some of the best developers in the industry and learn how we build user journeys
  • Work closely with our Data Science and Data Engineering teams to build and improve our web applications


We are looking for :

  • 4+ years developing complex distributed systems in a cloud environment
  • AWS and GCP as the cloud providers
  • Relevant experience in a data-related field such as data engineer or analyst - Advantage
  • 4+ years of experience working with a variety of databases and a robust data pipeline
  • Databases – BigQuery, Redis, elasticsearch, RDS Aurora
  • Strong Knowledge of at least 1 programming language, optimally Python
  • Previous experience with data engineering technologies such as Apache Spark, Airflow, Flink, Athena - Strong Advantage
  • Knowledge in building engineering workflows like CI/CD and testing automation
  • A degree or equivalent in Computer Science or a related field
  • Take your work, and your fun, seriously

“JLL es una empresa comprometida con la igualdad de oportunidades entre hombres y mujeres”


Remote –Barcelona, ESP, Madrid, ESP

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!

About JLL

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 annual revenue of $20.9 billion and operations in over 80 countries around the world, our more than 103,000 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 WAY. JLL is the brand name, and a registered trademark, of Jones Lang LaSalle Incorporated. For further information, visit jll.com.

JLL Privacy Notice

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.

For more information about how JLL processes your personal data, please view our Candidate Privacy Statement.

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

For candidates in the United States, please see a full copy of our Equal Employment Opportunity and Affirmative Action policy here.

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 contact us at Accommodation Requests. 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.