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Financial Services, High-Frequency Trading, Quantitative Trading

Senior Data Analyst

New YorkHybridFull TimeSenior$230,000–$250,000 /yrPosted 1 month agoVisa sponsorship available

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Required skills

  • data pipelines
  • real-time data
  • structured data
  • unstructured data
  • market data
  • web scrapes
  • alternative data
  • AI/ML workflows
  • document extraction
  • entity extraction

Nice to have

  • quantitative trading
  • Hedge Fund
  • Asset Manager
  • FinTech
  • Mathematics
  • Physics

Role summary

Tower Research Capital, a quantitative trading firm, seeks a Senior Data Analyst for its Core Engineering department in New York. The role involves designing and maintaining data pipelines for diverse data sources, including market data and alternative data. Responsibilities include productionizing AI/ML workflows for unstructured data, managing AI model evaluation, and owning core investment data models. The analyst will partner with Data Scientists and Quants, implement data validation and anomaly detection, and manage new dataset onboarding. Qualifications include 3+ years of experience in data engineering, a quantitative degree, proficiency in Python and SQL, and experience with AI/ML, data warehousing, cloud platforms, and data pipelines. Financial industry experience is preferred.

Tower Research Capital is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and independent trading teams. We have a 25+ year track record of innovation and a reputation for discovering unique market opportunities.

Tower is home to some of the world’s best systematic trading and engineering talent. We empower portfolio managers to build their teams and strategies independently while providing the economies of scale that come from a large, global organization.

Engineers thrive at Tower while developing electronic trading infrastructure at a world class level. Our engineers solve challenging problems in the realms of low-latency programming, FPGA technology, hardware acceleration and machine learning. Our ongoing investment in top engineering talent and technology ensures our platform remains unmatched in terms of functionality, scalability and performance.

At Tower, every employee plays a role in our success. Our Business Support teams are essential to building and maintaining the platform that powers everything we do — combining market access, data, compute, and research infrastructure with risk management, compliance, and a full suite of business services. Our Business Support teams enable our trading and engineering teams to perform at their best.

At Tower, employees will find a stimulating, results-oriented environment where highly intelligent and motivated colleagues inspire each other to reach their greatest potential.

Our Core Engineering department is seeking a Senior Data Analyst to join our Data team in New York.

Responsibilities

  • Designing, building, and maintaining scalable batch and real-time data pipelines to ingest, cleanse, and normalize data from a wide variety of structured and unstructured sources (market data, web scrapes, vendors, alternative data)
  • Designing and productionizing AI/ML workflows for unstructured and semi-structured data, including document/entity extraction, classification, vendor-file parsing, news and filings processing, and alternative-data onboarding
  • Owning prompt/model selection, evaluation harnesses, human-in-the-loop review, and monitoring so AI-assisted feeds meet the firm’s accuracy and latency standards
  • Owning core investment data domains, designing and evolving data models for Security Masters, Corporate Actions, and Referential datasets across various asset classes (Equities, Futures, FX, Derivatives)
  • Implementing robust validation checks, anomaly detection, and reconciliation logic to ensure "zero-error" data delivery to trading systems
  • Applying statistical and ML-based methods to detect outliers, drift, and silent data breaks
  • Partnering directly with Data Scientists and Quants to understand their research needs, prototype data extraction methods (including AI-enabled approaches), and operationalize research signals into production-grade feeds
  • Managing the end-to-end process of onboarding new datasets, engaging with external vendors to understand data nuances, and integrating APIs
  • Assessing where AI can accelerate mapping, documentation, and QA without compromising data integrity

    • Qualifications

  • 3+ years of professional experience in data engineering, preferably within the financial industry (Hedge Fund, Asset Manager, or FinTech)
  • Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, Physics, or a related quantitative discipline
  • Understanding of financial instruments, financial datasets from Bloomberg, S&P, LSEG
  • Experience with distributed computing frameworks like Spark or streaming technologies like Kafka
  • Proficiency in C++, Java, or Rust is a strong plus
  • Experience with retrieval-augmented generation, vector search, fine-tuning or distillation, LLM evaluation frameworks, or agentic workflows for data operations
  • Prior work applying AI to financial documents, corporate actions, or alternative data
  • Programming Mastery: Expert-level proficiency in Python (including Pandas, NumPy, and async frameworks) and advanced SQL (complex queries, window functions, performance tuning)
  • Hands-on production experience applying AI or ML to data problems—such as NLP, information extraction, classification, or LLM-based processing of unstructured data
  • Ability to evaluate model quality (precision/recall, error analysis, gold-set design), manage failure modes, and ship reliable pipelines rather than one-off prototypes
  • Familiarity with common AI libraries and APIs (e.g., scikit-learn, PyTorch, Hugging Face, and/or LLM APIs)
  • Strong hands-on experience with workflow orchestration tools such as Airflow, Dagster, or similar
  • Proven experience building data platforms on AWS / GCP and modern data warehouses (e.g., Snowflake, BigQuery, DataBricks)
  • Understanding of dimensional modeling, SCD strategies, data partitioning, and VLDB design principles
  • Experience with Linux and Windows operating systems, NFS, S3, and work management platforms (JIRA, Confluence, etc.)
  • Excellent problem-solving skills with a sense of ownership. Ability to communicate technical and AI-related concepts effectively to non-technical traders and researchers, including limitations and risk

    • Anticipated annual base salary range USD $230,000 - $250,000 plus eligible for discretionary bonus

    Benefits

    Tower’s headquarters are in the historic Equitable Building, right in the heart of NYC’s Financial District and our impact is global, with over a dozen offices around the world.

    At Tower, we believe work should be both challenging and enjoyable. That is why we foster a culture where smart, driven people thrive – without the egos. Our open concept workplace, casual dress code, and well-stocked kitchens reflect the value we place on a friendly, collaborative environment where everyone is respected, and great ideas win.

    Our benefits include:

  • Generous paid time off policies
  • Savings plans and other financial wellness tools available in each region
  • Hybrid working opportunities
  • Free breakfast, lunch, and snacks daily
  • In-office wellness experiences and reimbursement for select wellness expenses (e.g., gym, personal training and more)
  • Company-sponsored sports teams and fitness events (JPM Corporate Challenge, Cycle for Survival, Wall Street Rides FAR and more)
  • Volunteer opportunities and charitable giving
  • Social events, happy hours, treats, and celebrations throughout the year
  • Workshops and continuous learning opportunities

    • At Tower, you’ll find a collaborative and welcoming culture, a diverse team and a workplace that values both performance and enjoyment. No unnecessary hierarchy. No ego. Just great people doing great work – together.

    Tower Research Capital is an equal opportunity employer.

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