Software Developer - Trading Technology

Milliman, Inc; Chicago (IL); On-site; USD 107,755 - 177,675; Full time

Benefits offered by this job

Medical, Dental and Vision insurance

401(k) Plan with company match

Paid Time Off (PTO)

Flexible Spending Accounts (FSA)

Job summary

Milliman, Inc is seeking a Senior Software Developer for their Trading Technology Department in Chicago, IL. This role involves developing, testing, and deploying critical trading and risk management systems. Successful candidates will have 4+ years of C# experience, a B.S. in Computer Science, and the ability to collaborate with various teams.

The role offers flexible working arrangements and a comprehensive benefits package, including medical, retirement plans, and generous PTO.

Qualifications

• 4+ years of experience as a software developer working with C#.
• Proven experience developing and deploying applications within a Windows-based environment.
• Experience integrating with cloud vendors like Microsoft Azure or AWS.

Responsibilities

• Create, maintain and enhance systems to support business operations.
• Work and communicate with team members, including non-technical staff.
• Take ownership of projects with minimal oversight.

Skills

C#

Microsoft SQL Server

Git

VBA

Multithreaded programming

Education

B.S. in Computer Science or equivalent degree

Job description

The Role

As a more Senior level Software Developer, you will be a member of our Trading Technology Department that consists of technologists across development, quality assurance and DevOps teams. We are a full-stack team providing all technology required by Financial Risk Management's global trading operations. These trading operations include the portfolio management, trading, and trade operations teams. Our systems include financial mathematics to calculate risk, order management and routing systems to send orders, market data, reporting, and trade reconciliation for a wide variety of financial instruments traded around the world.

As a more Senior level Software Developer you will work with other developers on the team in the creation and support of trading, risk and back-office systems which are used on a global basis.

Your Responsibilities

• Create, maintain, and enhance systems to support our growing business. This includes both client and server-side software, database, and potentially intranet-based web development
• Take on responsibilities only limited by your abilities and work with a fair degree of independence
• Work and communicate clearly with other technical and non-technical team members including traders

Job Knowledge and Experience Required

• B.S. in Computer Science or equivalent degree
• 4+ years of experience as a software developer working with C# required
• Experience working with Microsoft SQL Server or other Windows-supported databases
• Proven experience developing, testing, and deploying applications within a Windows-based environment
• Experience integrating with one or more cloud vendors (e.g., Microsoft Azure, Amazon Web Services, etc.)
• Demonstrated aptitude for quantitative and critical thought
• Ability to take on projects and operate with minimal oversight
• Willingness to own products and take responsibility for their support
• Strong communication skills

Additional Experience and Knowledge a plus

• Experience with financial markets, mutual funds, portfolio management, and derivatives
• Knowledge of Git source control system
• Experience coding complex projects in VBA
• Understanding of SDLC
• Source control systems and branching patterns
• Multithreaded programming

Location

Candidates hired into this role will be required to work in-person in the Milliman office in Chicago, IL on a weekly basis, but flexible work arrangements will be considered. The expected application deadline for this job is July 17, 2026.

Compensation

The overall range for this role is $107,755 - $177,675. A combination of factors will be considered, including, but not limited to, education, relevant work experience, qualifications, skills, certifications, etc.

Benefits

We offer a comprehensive benefits package designed to support employees' health, financial security, and well-being. Benefits include:

• Medical, Dental and Vision - Coverage for employees, dependents, and domestic partners.
• Employee Assistance Program (EAP) - Confidential support for personal and work-related challenges.
• 401(k) Plan - Includes a company matching program and profit-sharing contributions.
• Discretionary Bonus Program - Recognizing employee contributions.
• Flexible Spending Accounts (FSA) - Pre-tax savings for dependent care, transportation, and eligible medical expenses.
• Paid Time Off (PTO) - Begins accruing on the first day of work. Full-time employees accrue 15 days per year, and employees working less than full-time accrue PTO on a prorated basis.
• Holidays - A minimum of 10 paid holidays per year.
• Family Building Benefits - Includes adoption and fertility assistance.
• Paid Parental Leave - 11 weeks of paid leave for employees who meet eligibility criteria.
• Life Insurance & AD&D - 100% of premiums covered by Milliman.
• Short-Term and Long-Term Disability - Fully paid by Milliman.

Equal Opportunity

All qualified applicants will receive consideration for employment, without regard to race, color, religion, sex, sexual orientation, national origin, disability, or status as a protected veteran.