Alexion

alexion.com

alexion.com • HQ: Boston, United States • Founded 1992

HQ: Boston, United States • Founded 1992

Actively hiring

Biologics & Biosimilars

Rare Disease Therapeutics

Prescription Drugs

Overview

Technologies

Salaries

Products

People

Growth

Offices

Financials

Overview

Alexion, AstraZeneca Rare Disease, is a biopharmaceutical company headquartered in Boston, Massachusetts, that develops and commercialises medicines for rare diseases, including complement inhibitors for blood, kidney and neuromuscular disorders. Founded in 1992 and acquired by AstraZeneca in 2021, it now operates as the group's rare disease unit with country organisations across North America, Europe and Asia Pacific. Its portfolio includes Soliris, Ultomiris and Strensiq, and its staff work in research, clinical development, manufacturing, medical affairs, patient services and commercial teams.

Tech stack

Technologies named in job postings at Alexion over the last 12 months, by layer, with the share of postings for each.

Technologies in use

Postings analysed

Stack modernity

83/100AI adopter

Languages

Python39%

SQL29%

SAS10%

ABAP6%

Frameworks & libraries

LangChain3%

LlamaIndex3%

Ignite3%

LightGBM3%

Databases

Snowflake16%

Amazon Redshift10%

Trino3%

Cloud & platforms

Power BI32%

AWS19%

GCP16%

Azure16%

AI & ML

LLM10%

Claude10%

ChatGPT3%

GPT-43%

Full Alexion tech stack 89 technologies · by team · pay by technology · changes · similar stacks

Offices

Where the company hires and what each office is for

Cities

Hiring now

Countries

Boston United States

3 posted in 90 days

seen since Dec 2025

Earlier presence

Gaithersburg, United States 8 open roles · last posting Oct 2026

Warsaw, Poland 7 open roles · last posting Oct 2026

London, United Kingdom 6 open roles · last posting Oct 2026

Chennai, India 6 open roles · last posting Oct 2026

Bengaluru, India 5 open roles · last posting Oct 2026

Philadelphia, United States 3 open roles · last posting Oct 2026

Cambridge, United States 3 open roles · last posting Oct 2026

Cambridge, United Kingdom 3 open roles · last posting Oct 2026

Mölndal, Sweden 3 open roles · last posting Oct 2026

Mexico City, Mexico 2 open roles · last posting Oct 2026

Amsterdam, Netherlands 2 open roles · last posting Oct 2026

Barcelona, Spain 2 open roles · last posting Oct 2026

Riyadh, Saudi Arabia 2 open roles · last posting Oct 2026

Dublin, Ireland 2 open roles · last posting Oct 2026

Mississauga, Canada 2 open roles · last posting Oct 2026

Petaling Jaya, Malaysia 2 open roles · last posting Oct 2026

Hamilton, Canada 2 open roles · last posting Sep 2026

Dubai, United Arab Emirates 1 open roles · last posting Jul 2026

Seoul, South Korea 1 open roles · last posting Oct 2026

Chicago, United States 1 open roles · last posting Oct 2026

Taipei, Taiwan 1 open roles · last posting Oct 2026

Singapore, Singapore 1 open roles · last posting Oct 2026

Madrid, Spain 1 open roles · last posting Oct 2026

Vienna, Austria 1 open roles · last posting Oct 2026

Bogotá, Colombia 1 open roles · last posting Oct 2026

Milan, Italy 1 open roles · last posting Sep 2026

Budapest, Hungary 1 open roles · last posting Sep 2026

Sydney, Australia 1 open roles · last posting Sep 2026

Hamburg, Germany 1 open roles · last posting Oct 2026

Sacramento, United States 1 open roles · last posting Oct 2026

Wilmington, United States 1 open roles · last posting Oct 2026

Indianapolis, United States 1 open roles · last posting Oct 2026

Louisville, United States 1 open roles · last posting Oct 2026

Grand Rapids, United States 1 open roles · last posting Oct 2026

Oklahoma City, United States 1 open roles · last posting Oct 2026

Pittsburgh, United States 1 open roles · last posting Oct 2026

Taguig, Philippines 1 open roles · last posting Oct 2026

Zapopan, Mexico 1 open roles · last posting Jul 2026

New Haven, United States 1 open roles · last posting Aug 2026

Bridgeport, United States 1 open roles · last posting Oct 2026

Waltham, United States 1 open roles · last posting Aug 2026

Southfield, United States 1 open roles · last posting Oct 2026

Toledo, United States 1 open roles · last posting Oct 2026

Fredericksburg, United States 1 open roles · last posting Sep 2026

Fresno, United States 1 open roles · last posting Oct 2026

Santa Monica, United States 1 open roles · last posting Oct 2026

Courbevoie, France 1 open roles · last posting Oct 2026

Levallois-Perret, France 1 open roles · last posting Mar 2026

Minato, Japan 1 open roles · last posting Oct 2026

Frederick, United States 1 open roles · last posting Oct 2026

Lansing, United States 1 open roles · last posting Oct 2026

Coppell, United States 1 open roles · last posting Oct 2026

Athlone, Ireland 1 open roles · last posting Oct 2026