Senior Machine Learning Engineer II

Reposted Yesterday
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London, Greater London, England, GBR
Hybrid
Senior level
Fintech • Software
Carta develops purpose-built software that transforms traditional accounting into a powerful growth engine.
The Role
As a Senior Machine Learning Engineer II at Carta, you will develop agentic systems for data classification, document workflows, and infrastructure around LLM integration, with a focus on enhancing product capabilities and operational efficiency.
Summary Generated by Built In
The Company You’ll Join

Carta connects founders, investors, and limited partners through world-class software, purpose-built for everyone in venture capital, private equity and private credit. Trusted by 65,000+ companies in 160+ countries, Carta’s platform of software and services lays the groundwork so you can build, invest, and scale with confidence.

Carta’s Fund Administration platform supports 9,000+ funds and SPVs, representing nearly $185B in assets under management, with tools designed to enhance the strategic impact of fund CFOs. Recognized by Fortune, Forbes, Fast Company, Inc. and Great Places to Work, Carta is shaping the future of private market infrastructure.

Together, Carta is creating the end-to-end ERP platform for private markets. Traditional ERP solutions don’t work for Private Funds. Private capital markets need a comprehensive software solution to replace outdated spreadsheets and fragmented service providers. Carta’s software for the Office of the Fund CFO does just that - it’s a new category of software to make private markets look more like public markets - a connected ERP for private capital. 

For more information about our offices and culture, check out our Carta careers page.

The Problems You'll Solve

At Carta, our employees set out on a mission to unlock the power of equity ownership for more people in more places. We believe that the problems we solve today unlock the opportunities of tomorrow. 

As a Senior Machine Learning Engineer II at Carta, you'll spend your time building agentic systems to power new products, automate complex document workflows, and accelerate Carta's business. You will also work closely with the SRE team to develop Carta's infrastructure around LLM integration and agentic processes. Example responsibilities will include:

  • Develop agentic systems to classify, extract and review data from complex financial and legal documents.
  • Develop agentic systems for document acquisition and management.
  • Partner with product managers, engineers, designers, and business teams to incorporate agentic and LLM-powered products and user-flows.
  • Own, coordinate, and solve complex, cross-functional problems that extend beyond the traditional boundaries of machine learning.
The Team You'll Work With

At Carta, our Machine Learning team is on a mission to power data products and automation through cutting-edge techniques. We work closely with Carta's core business units and product teams to develop LLM-powered and agentic systems for document intelligence, fund administration, legal tech, customer onboarding and more. This role is foundational to our team, where you'll work with one of the world's most valuable datasets and document repositories. Our systems directly enable revenue growth and operational efficiency for the company.

Our team consists of specialized Machine Learning scientists and engineers, collaborating with product analytics and data engineering experts. We foster a culture of partnership, working closely with teams across Carta to solve impactful problems. We strongly believe that being helpful accelerates results, and we support one another to achieve success at Carta.

The Impact You'll Have

You will own significant projects that directly align with the company's strategic initiatives in agentic systems, AI adoption and document intelligence. Your contributions will empower leaders across the organization to deliver innovative products, optimize operational efficiency, and make well-informed product decisions. Additionally, you will have the opportunity to develop foundational infrastructure for our team and establish best practices for integrating our agentic and LLM-powered systems into production environments. Your work will not only impact Carta's current machine learning capabilities but also pave the way for future engineers, enabling them to build upon your efforts seamlessly.

About You

Candidates must have a strong foundation in machine learning and software development, be proficient in Python, and have an analytical mindset. You have a strong bias towards simplicity, are excited by “zero to one” projects, and can efficiently communicate findings to leadership. Example traits that we value:

  • 8+ years of industry experience solving complex data problems with descriptive and predictive statistical models
  • Proficiency with AI-assisted software development, multi-agent development, skills & AI integration into development processes
  • Experience with large language models (LLMs) and their applications in document intelligence
  • Experience using LLMs and agentic frameworks such as Agno, Anthropic’s Agent SDK, Strands Agents SDK, A2A, LangChain or similar
  • Experience with LLM observability and evals platforms such as Braintrust, Weights&Biases, LangFuse or similar
  • Strong written and verbal communication skills
  • A collaborative attitude and a helpful personality
  • Experience building durable workflows in e.g. Temporal

Disclosures:

  • We are an equal opportunity employer and are committed to providing a positive interview experience for every candidate. If accommodations due to a disability or medical condition are needed, please connect with the talent partner via email. 
  • Carta uses E-Verify in the United States for employment authorization. See the E-Verify and Department of Justice websites for more details.
  • For information on our data privacy policies, see Privacy, CA Candidate Privacy, and Brazil Transparency Report.
  • Please note that all official communications from us will come from an @carta.com or @carta-external.com domain. Report any contact from unapproved domains to [email protected].

Skills Required

  • 8+ years of industry experience solving complex data problems
  • Proficiency in Python
  • Experience with LLMs and agentic frameworks
  • Strong written and verbal communication skills

Carta Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Carta and has not been reviewed or approved by Carta.

  • Fair & Transparent Compensation Compensation is portrayed as market-competitive in many roles, with particularly strong positioning in engineering and product packages. Pay is also framed as comparatively strong versus other aspects of the overall employee experience.
  • Parental & Family Support Parental leave is positioned as notably generous, with extended paid leave for birthing parents and paid bonding leave for all parents. Family-building support is also emphasized through fertility treatment and egg-freezing coverage.
  • Leave & Time Off Breadth Time off is structured with a required minimum amount of paid leave and then additional flexibility through an unlimited PTO and sick-time approach. This design is intended to ensure time off is actually taken while preserving flexibility beyond the minimum.

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The Company
HQ: San Francisco, CA
1,902 Employees
Year Founded: 2012

What We Do

Carta develops purpose-built software that transforms traditional accounting into a powerful growth engine. Carta’s world-class fund administration platform supports nearly 7,000 funds and SPVs, and represents nearly $130B in assets under management in venture capital and private equity. Trusted by more than 40,000 companies, Carta also helps private businesses in over 160 countries manage their cap tables, valuations, taxes, equity programs, compensation, and more. Together, Carta is setting a new standard as the end-to-end platform for private markets. Our best-in-class solution for fund management seamlessly integrates investor and portfolio company insights via a suite of tools designed ground-up to support the strategic impact of the fund CFO. Carta has been included on the Fortune Best Large Workplaces in Financial Services and Insurance list, Forbes’ list of the World's Best Cloud Companies, Fast Company's Most Innovative list, and Inc.'s Fastest-Growing Private Companies list. For more information, visit carta.com.

Why Work With Us

Carta is a place where everyone can be the best version of themselves. We're a team of unconventional builders who's focus is to create infrastructure for innovators. Join our team and help us to create more owners.

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