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Senior Python Data Science Jobs in Hartford, CT (NOW HIRING)

The Hartford

Sr Applied AI Data Scientist

Hartford, CT · On-site

$110K - $166K/yr

Proficiency in Python and SQL (ideally Snowflake); experience with pandas, numpy, scikit-learn ... D. preferred in Machine Learning, Applied Math, Data Science, Computer Science, or related fields.

Deloitte

Data Scientist

Hartford, CT

... a Data Science or Machine Learning role. * 5+ Years of Experience Proficiency in programming languages such as Python or R. * 5+ Years of Experience with Strong knowledge of machine learning ...

Saransh Inc

Data Scientist

Hartford, CT · On-site

Role: Data Scientist Location/s: Hartford, CT (or) Stamford, CT (or) Morristown, NJ [Hybrid] (or ... Candidates must possess extensive experience with Python, large language models (LLMs), machine ...

NAVA Software Solutions

Senior Data Engineer

Bloomfield, CT · On-site

$105K - $143K/yr

Java or Scala and Python * 3+ years of working experience in Apache Spark, PySpark, Apache Airflow ... Nice to have data science and Machine learning certification from a reputed institution

Chubb

AVP, Lead Data Scientist

Simsbury, CT

Required: o Superb programming experience in Python o Excellent ML modeling skills o Advanced ... Graduate degrees in a technical field such as Statistics, Computer Science, Data Science ...

STI

Data Scientist

Hartford, CT · On-site

... Science • Experience with machine learning, AI, and cognitive service engine models • ... SQL, Python, R, and Scala • Using analytics software and platforms (GA, GTM, SPSS, Excel ...

Infosys Limited Digital

AI Engineer

Hartford, CT · On-site

$115K - $138K/yr

... data science|PYTHON Technical Skills 2 Technology|Data Science|Machine Learning Overview The ... senior support. • Identify data sources and extract from RDBMS and develop UI/UX for client usage ...

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$55.5K

$143.2K

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How much do senior python data science jobs pay per year?

As of Jun 8, 2026, the average yearly pay for senior python data science in Hartford, CT is $143,213.00, according to ZipRecruiter salary data. Most workers in this role earn between $122,600.00 and $164,900.00 per year, depending on experience, location, and employer.

What is the difference between Senior Python Data Science vs Data Analyst?

AspectSenior Python Data ScienceData Analyst
Required SkillsPython, machine learning, statistical analysis, data modelingExcel, SQL, data visualization, basic statistics
Work EnvironmentData science teams, R&D, product developmentBusiness units, reporting, operational analysis
Industry UsageTech, finance, healthcare, e-commerceRetail, marketing, finance, healthcare

Senior Python Data Scientists focus on advanced analytics, machine learning, and building predictive models using Python, often working in R&D or product teams. Data Analysts primarily handle data reporting, visualization, and basic statistical analysis to support business decisions. While both roles require data handling skills, Senior Python Data Science roles demand deeper technical expertise and experience with complex algorithms.

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What job categories do people searching Senior Python Data Science jobs in Hartford, CT look for? The top searched job categories for Senior Python Data Science jobs in Hartford, CT are:
What cities near Hartford, CT are hiring for Senior Python Data Science jobs? Cities near Hartford, CT with the most Senior Python Data Science job openings:
Senior Python Data Science jobs near you
Infographic showing various Senior Python Data Science job openings in Hartford, CT as of May 2026, with employment types broken down into 2% As Needed, 59% Full Time, 31% Part Time, 2% Temporary, and 6% Contract. Highlights an 74% Physical, 3% Hybrid, and 23% Remote job distribution, with an average salary of $143,213 per year, or $68.9 per hour.
Sr Applied AI Data Scientist

Sr Applied AI Data Scientist

The Hartford

Hartford, CT • On-site

$110K - $166K/yr

Full-time

Posted 20 days ago

The Hartford rating

8.8

Company rating: 8.8 out of 10

Based on 103 frontline employees who took The Breakroom Quiz

52nd of 260 rated insurance

Job description

Sr Data Scientist - GD07AE

We're determined to make a difference and are proud to be an insurance company that goes well beyond coverages and policies. Working here means having every opportunity to achieve your goals - and to help others accomplish theirs, too. Join our team as we help shape the future.

The Small Business Applied AI team sits at the intersection of advanced analytics, AI innovation, and business strategy - delivering scalable, high impact solutions that enhance underwriting, product, and distribution in a dynamic competitive environment. We design and deploy cutting edge AI and ML solutions that drive smarter decisions, operational efficiency, and competitive advantage at scale.

Core Technical Capabilities

  • Develop AI solutions:Create ML and generative AI systems for RAG pipelines, chatbots, classification, forecasting, and recommendation. Ensure alignment with enterprise standards, seamless integration, and secure scalability.

  • EndtoEnd Solution Development:Own the AI lifecycle from problem framing through deployment: data prep, modeling, evaluation,model changemanagement,orchestration, observability, drift detection, and synthetic datageneration.

  • Collaborateclosely with AI engineers, data engineers, platform, security, and IT to ensure solutions are robust, maintainable, production ready,follow safety filters/guardrails, and rollback plans.

  • Prompt andAI Agent design:Experience withsystem prompts,one-shot,few-shot,and ability to automate or optimize prompts using LLM as a prompt enhancer. Ability to design and orchestratemulti-agent pipelinessuch as sequential withwell-orchestratedcallbacks for deterministicAIagent, tool, or LLM behavior.

  • Project management for AI delivery:Drive execution from discovery to rollout by defining scope, milestones, and acceptance criteria; managing dependencies/risks; coordinating cross-functional workstreams; and maintaining clear status reporting, issue escalation, and delivery timelines.

Stakeholder Collaboration, Domain Knowledge& Influence

  • Partners closely withProduct, Underwriting,Distribution,Risk, Legal, and Complianceto align AI initiatives with enterprise objectives and governance expectations.

  • Translates complex model behavior and evaluation outcomes intoclear, actionable business insightswith defined success criteria (accuracy, cost, performance, reuse, ROI).

  • Developsdeep understanding of insurance business processes, data, and regulatory constraints, embedding domain taxonomies, access controls, and security into solution design.

Required Skills

  • Proficiency in Python and SQL (ideally Snowflake); experience with pandas, numpy, scikit-learn.

  • Strong foundation in ML, deep learning, NLP; familiarity with PyTorch/TensorFlow and generative AI.

  • Experience with cloud tools (Google Vertex AI, AWS SageMaker/Bedrock).

  • Ability to build reproducible workflows using Jupyter and GIT.

  • Competence in end-to-end modeling: requirements, experiment design, evaluation, production monitoring.

  • Experience tracking forecasting metrics (MAPE/WAPE) and LLM evaluation.

  • Understanding agentic AI pipelines and prompt engineering for language models.

  • Ability to frame business problems with hypothesis-driven approaches and experimentation.

  • Excellent communicator-able to translate analytics into clear business narratives for stakeholders.

Good to Have Skills

  • Object oriented programming and Google ADK.

  • Knowledge of embeddings and similarity (e.g., cosine-similarity).

  • Google Cloud Platform literacy.

  • Advanced PyTorch/TensorFlow skills.

  • NLP & Generative AI: hybrid+dense retrieval, chunking, structured outputs.

  • Customer sentiment modeling from diverse sources.

  • Innovation & continuous learning-driving enterprise capabilities with emerging AI techniques.

Education & Experience

  • 6+ years with Bachelor's degree; less for Master's/Ph.D.

  • Master's or Ph.D. preferred in Machine Learning, Applied Math, Data Science, Computer Science, or related fields.

Candidate must be authorized to work in the US without company sponsorship.The company will not support the STEM OPT I-983 Training Plan endorsement for this position.

Compensation

The listed annualized base pay range is primarily based on analysis of similar positions in the external market. Actual base pay could vary and may be above or below the listed range based on factors including but not limited to performance, proficiency and demonstration of competencies required for the role. The base pay is just one component of The Hartford's total compensation package for employees. Other rewards may include short-term or annual bonuses, long-term incentives, and on-the-spot recognition. The annualized base pay range for this role is:

$110,720 - $166,080

Equal Opportunity Employer/Sex/Race/Color/Veterans/Disability/Sexual Orientation/Gender Identity or Expression/Religion/Age

About Us|Our Culture|What It's Like to Work Here|Perks & Benefits

What The Hartford employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About Hartford

Sourced by ZipRecruiter

Hartford Financial Services Group, widely recognized as The Hartford, is a renowned company based in Hartford, CT, US. Established in 1810, it has evolved into an industry leader in the insurance and financial services sector, proudly serving more than one million businesses in the US. The Hartford is committed to offering a gamut of insurance products that include homeowners, automobile, and business insurance as well as employee benefits and mutual funds. The company’s core values revolve around customer-focused innovations, diversity and inclusion, and ethical dealings that have earned them a customer-centric reputation. This shapes their mission which revolves around aiding their clients to overcome unforeseen obstacles and enhancing their wealth over time. Among the company's noted accomplishments is being consistently listed among the World's Most Ethical Companies, a testament to their unwavering commitment towards responsible business practices.

Industry

Finance and insurance

Company size

10,000+ Employees

Headquarters location

Hartford, CT, US

Year founded

1810

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