Senior Software Engineer

Siepe; Dallas (TX); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Annual performance-based bonuses

401(k) retirement plan with company 
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Employee referral program

Job summary

Siepe, a Dallas-based fintech technology company, seeks a Senior Software Engineer to own the next generation of its analytics UI, dashboards, and reporting tools. You will lead a small squad, ship continuously, and drive fast, correct UI engineering with AI-enabled practices.

Required: 7+ years building analytics UIs, strong Angular/TypeScript, REST APIs, and SQL Server. You will collaborate across backend and data teams to deliver end‑to‑end reporting and insights.

Qualifications

• 7+ years building and owning end‑to‑end product features in production.
• Strong Angular (12+), TypeScript, and RxJS skills expert‑level UI engineering instincts.
• Proven experience delivering analytics/reporting UIs (dashboards, grids, charting, exports).
• Strong SQL (SQL Server preferred): aggregation, tuning, report‑friendly modeling.
• Experience designing/consuming REST APIs and collaborating on contracts/performance.
• Demonstrated ability to lead a small team: coaching, reviews, accountability, delivery focus.
• Clear communicator who can explain tradeoffs to technical and non‑technical stakeholders.
• Must have current and ongoing authorization to work in the country of employment without visa sponsorship.

Responsibilities

• Organize/build a small development team: plan, break down work, review PRs, coach, and drive delivery, all while staying deeply hands‑on.
• Build polished Angular dashboards highlight data intelligence tools users expect and reporting flows for portfolio, compliance, and operational analytics.
• Integrate with .NET/C# backend services through REST APIs with solid error handling and security patterns.
• Create advanced data exploration experiences using Highcharts, AG Grid Enterprise, and D3.
• Work across the stack to deliver reporting end‑to‑end: report‑ready datasets → efficient APIs → high‑performing UI.
• Partner with backend/data engineers on data modeling, query optimization, and performance at scale.
• Establish standards for report correctness, validation, auditability, and tenant‑specific configuration.
• Build confidence with unit + E2E testing (Playwright) and leverage AI tools to improve velocity and quality.
• Support production readiness: monitoring, logging, triage, and iterative UX/performance improvements.

Skills

Angular

TypeScript

RxJS

REST APIs

SQL Server

.NET/C#

AG Grid Enterprise

Highcharts

D3

AI tools

Leadership

Communication

Tools

AG Grid Enterprise

Highcharts

D3

Angular CLI

Git

Job description

Siepe is a fast-growing technology company headquartered in Dallas,TX –focused on helping investment managers turn complexity into clarity. We build software and data solutions that give hedge funds and financial services firms the visibility, speed, and confidence they need to make better decisions–faster.

Our platform delivers a unified source of truth that empowers our clients with real-time, actionable insights. Wedon’tjust serve the industry–we help modernize it!

Siepe is profitable, privately held, and growing fast. We offer more than just competitive pay and great benefits—we offer the chance to do impactful work alongside sharp, driven teammates in a culture that rewards curiosity, initiative, and follow-through. Whether you come from finance, tech, or are charting a new path, you’ll find meaningful problems to solve, real ownership, and the momentum to grow your career with purpose.

Siepe is an AI-first development organization building an enterprise financial services platform. We’re hiring a hands‑on Senior Software Engineer to own the next generation of our reporting and analytics UI—the dashboards, charts, grids, and self‑service exploration tools our users live in every day. This is a full‑stack leadership role, but the differentiator is UI excellence: you know how to turn complex data into fast, intuitive experiences. You’ll lead a small squad, ship continuously, and use AI‑enabled engineering practices to move faster without sacrificing correctness.

• Organize/build a small development team: plan, break down work, review PRs, coach, and drive delivery, all while staying deeply hands‑on.
• Build polished Angular dashboards highlight data intelligence tools users have come to expect and reporting flows for portfolio, compliance, and operational analytics.
• Integrate with .NET/C# backend services through REST APIs with solid error handling and security patterns.
• Create advanced data exploration experiences using:
• Highcharts (time-series, drilldowns, heatmaps/treemaps)
• AG Grid Enterprise (grouping, pivoting, aggregation, filtering, Excel/PDF export)
• Work across the stack to deliver reporting end‑to‑end: report‑ready datasets → efficient APIs → high‑performing UI.
• Partner with backend/data engineers on data modeling, query optimization, and performance at scale (100K+ rows).
• Establish standards for report correctness, validation, auditability, and tenant‑specific configuration.
• Build confidence with unit + E2E testing (Playwright) and leverage AI tools to improve velocity and quality.
• Support production readiness: monitoring, logging, triage, and iterative UX/performance improvements.
• 7+ years building and owning end‑to‑end product features in production.
• Strong Angular (12+), TypeScript, and RxJS skills expert‑level UI engineering instincts.
• Proven experience delivering analytics/reporting UIs (dashboards, grids, charting, exports).
• Strong SQL (SQL Server preferred): aggregation, tuning, report‑friendly modeling.
• Experience designing/consuming REST APIs and collaborating on contracts/performance.
• Demonstrated ability to lead a small team: coaching, reviews, accountability, delivery focus.
• Clear communicator who can explain tradeoffs to technical and non‑technical stakeholders.
• Must have current and ongoing authorization to work in the country of employment without the need for visa sponsorship, now or in the future.
• Frontend: Angular 12+ / TypeScript (legacy AngularJS migration in progress), Angular Material
• UI/Visualization: AG Grid Enterprise, Highcharts, D3
• Backend: .NET 10 / C# (ASP.NET Core Web APIs)
• Database: SQL Server
• Tooling: Git, Angular CLI, Webpack, npm/yarn, Playwright
• Extensive experience using AI tools including Claude, Github Copilot, GSD, BMAD, etc.
• Financial services / fintech / investment management experience.
• Portfolio analytics familiarity (performance, attribution, risk) and time‑series visualization.
• Experience building self‑service report builders or visual query tooling.
• PDF/print workflows and robust Excel export pipelines.
• Contributions to component libraries or design systems.

What We Offer

Compensation & Financial Well‑being

• Competitive Compensation Packages, including Annual Performance‑Based Bonuses
• 401(k) Retirement Plan with company match to support your long‑term financial goals
• Employee Referral Program – earn rewards for helping us grow our talented team

Health & Insurance Benefits

• Comprehensive Health, Dental, Vision, and Life Insurance
• Flexible plans tailored to support individuals and families

Learning & Career Growth

• Annual investment in your Learning & Development goals
• On‑the‑job exposure to innovative technologies and financial strategies
• Growth opportunities in a collaborative, fast‑paced environment that values continuous improvement

Time Off & Flexibility

• Flexible Time Off (FTO)
• Flexibility to recharge and maintain work‑life balance

In‑Office Perks & Culture

• Daily meal delivery allowance when working from the office
• Monthly Celebrations and Quarterly Offsite Events
• Annual Holiday Party to celebrate milestones and build team connection
• A vibrant, inclusive office culture that blends fun with purpose