Senior Software Engineer

JLL (Jones Lang LaSalle)

Confirmed live yesterday High trust

Quick summary

Work type: On-site
Location: Chicago, IL
Salary: $160,000–$200,000 / yr
Employment: Full-time
Posted: 5 days ago
Freshness: Confirmed live yesterday
Closes: Dec 14, 2026
Nearby: 99+ roles within 25 mi

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $158k

This role $180k

$107k $213k

below market most similar roles pay here above market

This role pays more than 79% of similar roles. Most pay $138,500–$177,250 — the blue band above. At the midpoint, this role pays about $180k versus about $158k for comparable roles.

Based on 240 similar postings.

Employer

About JLL (Jones Lang LaSalle)

JLL (Jones Lang LaSalle) is a global professional services firm specializing in real estate and investment management, providing services to buyers, sellers, tenants, landlords, investors, and developers. Industry: Commercial Real Estate Services

JLL (Jones Lang LaSalle) currently has 37 open roles on FindRole.

Listed pay typically runs $187,000–$225,000 across 19 roles with salary data.

Most-posted roles

View all roles at JLL (Jones Lang LaSalle)

At a glance

TL;DR · Senior Software Engineer

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JOB TITLE: Senior Software Engineer The Senior Software Engineer joins the Citizen AI team to build internal AI products like JLL GPT. As a hands-on engineer, you will write production code daily, using AI coding tools such as Claude Code or Cursor for design, testing, and review. Your core responsibilities include building and shipping features from design to production, maintaining the JLL AI platform including the LLM gateway, shared RAG services, and MCP tools, and fixing defects while improving observability. You must possess production software experience in Python or TypeScript/Node, along with expertise in LLMs, prompts, RAG, agent workflows, REST APIs, cloud services, and CI/CD. This role solves the technical challenge of creating enterprise-scale AI tools for internal employee use within a global real estate context.

What does a Software Engineer earn in Illinois?

Median $165335 from 78 postings across 28 companies.

See salary data

Skills

Python TypeScript LLM RAG REST APIs CI/CD Claude Code Cursor React MCP Cloud Services Observability

What you'll do

Build and ship features for Citizen AI products from design to production and monitoring.
Develop features on the JLL AI platform including LLM gateways, shared RAG services, and MCP tools.
Use AI coding tools like Claude Code or Cursor for design, coding, testing, and reviews.
Convert product and design requests into functional software.
Fix defects quickly and improve tests, observability, and developer tools.
Monitor the AI ecosystem to identify and implement useful new ideas for the team.

What we're looking for

Production software experience in Python or TypeScript/Node.
Experience building features with LLMs including prompts, RAG, or agent workflows.
Experience with REST APIs, cloud services, and CI/CD.
Daily use of AI coding tools as a core part of your workflow.
Clear written English and the ability to work well across time zones.
Experience with the Claude Agent SDK, MCP, or LLM observability (preferred).
React experience (preferred).

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