Senior Developer – FP&A Forecasting & Reporting (Contract)

Senior Developer – FP&A Forecasting & Reporting (Contract) Industry: Financial Services (Insurance / Investments / FP&A) Location: Onsite – Boston, MA OR Des Moines, Iowa Role Overview We are seeking an experienced Senior Developer to support a large-scale FP&A Forecasting and Reporting transformation within a financial services environment. This role partners closely with FP&A, Investment, Actuarial, and IT Data teams to design, build, and optimise high-performance forecasting and calculation platforms. You will play a key role in developing scalable, production-grade systems capable of handling complex financial calculations and large data volumes in a fast-paced, enterprise setting. This is a hands-on, senior-level contract role, requiring strong Python engineering expertise and deep exposure to financial data and models. Key Responsibilities Platform Development & Optimisation Lead the design, development, and optimisation of core systems using Python and Python-based compute environments (Jupyter, VS Code, Databricks) Build and enhance FP&A forecasting models, analytics, and data pipelines Ensure performance, scalability, and reliability across computation-heavy workloads Drive technical innovation, including the use of parallel compute, data vectors, and AI-assisted techniques where appropriate Collaboration & Delivery Partner with FP&A teams and external consultants to deliver robust, performant forecasting solutions Provide technical guidance on backlog items and architectural decisions Act as a senior escalation point (Tier-3) for critical incidents and complex production issues Governance & Best Practices Establish and promote engineering standards, testing frameworks, and performance monitoring Contribute to documentation, runbooks, and knowledge-sharing initiatives Mentor junior developers and data engineers, raising overall engineering maturity Ensure ongoing maintenance, upgrades, and enhancements are delivered with minimal disruption Required Experience & Skills (Must-Have) Expert-level Python development experience (non-negotiable) Strong experience building high-performance, data-intensive systems Deep understanding of financial models, FP&A processes, or large-scale computational engines Hands-on experience with data integration and management in cloud or hybrid environments Experience optimising computation through parallelisation and performance tuning techniques Strong communication skills with the ability to engage technical and business stakeholders Proven technical leadership and mentoring capability Experience & Background 10+ years of professional software engineering experience Demonstrated success delivering or maintaining financial modelling or forecasting platforms Prior experience within financial services, ideally: Insurance (Life & Annuities) Investments Asset or Wealth Management Experience working with large datasets, analytics platforms, or data-driven systems Solid understanding of DevOps practices and ability to explain them to non-technical stakeholders Nice to Have Cloud platform experience (AWS, Azure, Redshift, Snowflake) Exposure to AI / ML integration within financial or computational systems Experience with data visualisation or reporting tools Contract & Eligibility Information This is a contract role Valid US work authorisation is required at the start of the engagement No additional contractor benefits are provided Company-issued equipment will be supplied Engagement is aligned to a long-term FP&A transformation programme Job Type: Contract Pay: Up to $74.00 per hour Expected hours: 40 per week Application Question(s): How many years of experience do you have working as a Software Engineer? Are you legally authorized to work in the United States? How many years of Financial Services experience do you currently have? How many years of work experience do you have with Python (Programming Language)? Do you have a deep understanding of financial models, FP&A processes, or computational engines? Do you have experience with React.js? Do you have experience delivering or maintaining financial modelling or forecasting platforms? Are you comfortable working a contract position? Work Location: In person