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JLL Logo JLL · IT - Software Development

Senior Software Engineer

Mexico, Jalisco · Job Posted February 20, 2026
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Job Description

As a Full-Stack, Senior Software Engineer in the JLLT MarTech Engineering Group, you will be building the software that enables our partners and clients to become more innovative, resilient, and progressive. You'll play a major part in idea generation, designing, prototyping, planning, and executing new software components for JLL.com and our broader MarTech suite of tools. We're a group of collaborators and in this role, you will develop products and features that will be leveraged by both internal and external customers. This is a fantastic opportunity to have real ownership of projects and to be able to see your work come to life at a global scale.

Job Responsibility

  • Work across the full stack, advocating for high-impact improvements to product quality, security, and performance across your team and others
  • Provide mentorship for junior Engineers on your team to help them grow in their technical responsibilities and remove blockers to their autonomy
  • Exert significant influence on the overall objectives and long-range goals of your team
  • Shepherd the definition and improvement of our internal standards for style, maintainability, and best practices for a high-scale web environment. Maintain and advocate for these standards through code reviews
  • Represent JLLT MarTech Engineering and its values in public communication around broad initiatives, specific projects, and community contributions. Interact with customers and other external stakeholders as a consultant and spokesperson for the work of your team
  • Drive innovation on the team with a willingness to experiment and to boldly confront problems of immense complexity and scope
  • Actively seek out difficult impediments to our efficiency as a team ("technical debt"), propose and implement solutions that will enable the entire team to iterate faster

Requirements

  • 7+ years of experience building large-scale software applications
  • Expert-level Adobe Experience Manager (AEM) experience with deep knowledge of AEM development, components, templates, analytics, and content management workflows
  • Proficiency with Java, Java Content Repository (JCR), Apache Sling, OSGi (Apache Felix)
  • Strong frontend development skills: HTML, JavaScript, CSS/LESS/SASS, and SPA frameworks (React, Angular)
  • Experience with Customer Data Platform (CDP) and/or Artificial Intelligence (AI) related engineering (preferred)
  • Proficient in English language, both written and verbal, sufficient for success in a remote and largely asynchronous work environment
  • Self-motivated and self-managing, with excellent organizational skills
  • Confident in taking ownership of projects from start to finish and enjoy the process of turning nebulous ideas into reality
  • Proactively mitigate issues through test-driven development, continuous deployment, and thoughtful monitoring and alerting
  • Comfortable working in a highly agile, intensely iterative software development process
  • Strong inclination towards communication, inclusion, and visibility
  • Effective communication skills and ability to regularly achieve consensus with peers
  • Thrive in a globally distributed organization
  • Demonstrated ability to work closely with other parts of the organization
  • Add positive energy in every meeting, making your coworkers feel included in every interaction

Nice to have

Experience with Customer Data Platform (CDP) and/or Artificial Intelligence (AI) related engineering

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