Senior Statistician

Role Summary

• Responsibilities: You will be responsible for leading a range of projects that involve devising and performing statistical analysis plans and then communicating the methodologies and results of these to our clients in the healthcare sector
• Salary: $100,000 per annum
• Benefits: Hybrid working options, generous holiday allowance, flexible working hours, private medical and dental insurance, 401K plan, life insurance, full funding for external training, comprehensive travel insurance and more
• Role Type: Full-time, permanent
• Start Date: We are currently recruiting for start dates throughout 2026 and you will be asked to state your preference on your application form
• Location: This role is available in our Boston office

Our Statistics team provide statistical and analytical expertise across Costello Medical, devising statistical analysis plans and performing data analysis within R, Excel, Stan, SQL and BUGS software. They are also responsible for communicating the methodologies and results in both written and oral formats to drug and device manufacturers, and doctors. The statistical analyses vary across patient-level clinical trial data, observational study (real-world) data, and published aggregate data.

Our work involves a range of techniques such as basic statistical analysis of individual patient data, regression analysis, survival analysis and complex Bayesian network meta-analysis using both standard and emerging methods.

The Senior Statistician will lead statistics projects, working very closely with the Consultant or Team Lead as well as colleagues from all specialities, to ensure that statistics projects are delivered to an exceptionally high standard, on time and in line with client expectations. This involves providing strategic advice to clients at project initiation, supervising the project team and regular interaction with external stakeholders by teleconference, email and in person.

The Senior Statistician will also be central to the quality control of the project, involving the review of colleagues' work and the provision of constructive feedback.

Our team typically work on several projects at one time and the results of each analysis can feed into publications, value materials, health economic models or health technology assessment submissions. You will therefore be exposed to a wide variety of our service and a broad range of therapeutic areas. To read more about our recent articles and publications, please visit our website:

You will also play a key role in contributing to business development by developing and maintaining excellent client relationships and identifying opportunities to provide additional services to clients within projects. There may also be opportunities to line manage and mentor our Statistician Interns.

Senior Statisticians are supported to progress to the Consultant Statistician role. Consultant Statisticians manage a range of projects and have full responsibility for client communication on projects, as well as leading budgeting plans and business development efforts. In addition to technical project delivery, Consultant Statisticians line manage team members and have internal responsibilities spanning areas such as recruitment and training.

To learn more about the personal and professional development opportunities at Costello Medical, explore first‑hand career profiles from our colleagues about their experiences with the company:

Costello Medical is a rapidly growing global healthcare agency specialising in medical communications, market access, and health economic and outcomes research. We work with a wide range of clients, including the industry’s most successful pharmaceutical and medical technology companies, patient and public health bodies, and charitable organisations. We have been listed in the Top 100 Best Companies to Work For list since 2017 and were proud to receive B Corporation accreditation in 2022.

Learn more about us, our work, and our mission on our website:

We are looking for individuals who are collaborative, self‑motivated and enthusiastic, with a strong and…