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Senior Software Developer - fixed term contract

Salary Range: £31,498 to £39,729, plus excellent benefits.


We are looking for a senior C software developer to work on samtools, one of the world's most popular bioinformatics software packages.  Our research in DNA and genetics produces a huge volume of data which produces many technical challenges in efficient processing and interpretation.  By joining us you will help samtools meet these requirements.

The Wellcome Trust Sanger Institute is the largest genomics research center in Europe, and a world leader in using the latest DNA sequencing technologies in large-scale biomedical research.  Samtools and HTSlib ( were originally developed at the Institute and are among the world's most popular bioinformatics packages.  You will work on the development of the software, and also assist with requests and contributions from the user comminity.  You will also participate in initiatives such as the Global Alliance for Genomics and Health (, which aims to define standards for storing and sharing genetic information.

Our Benefits include: Defined Contribution Pension Scheme, Group Income Protection, Healthcare scheme, Childcare Vouchers, Workplace Nursery and 25 days Annual Leave, increasing by one day per year up to a maximum of 30, plus Bank Holidays. We also have a gym, two cafes, dining facilities, and a free campus bus service. Our thriving Sports and Social Club provides many opportunities to meet with people working across the campus.

Job Reference

Essential Skills

  • Degree in a computer-related sciences or equivalent experience
  • C/C++ programming
  • Use of version control systems, especially git
  • Excellent verbal and written communication skills


Ideal Skills

  • Familiarity with the unix computing environment
  • Knowledge of the data formats and protocols used in bioinformatics
  • Writing autoconf macros


Other information

The Sanger Institute is a charitably funded research centre focused on understanding the role of genetics in health and disease. We use state of the art large-scale genomic approaches to drive world-leading projects to uncover the basis of genetic and infectious disease. Our goal is to provide results that can be translated into diagnostics, treatments or therapies that reduce global health burdens.

The Institute is located near Cambridge, UK on the stunning Wellcome Genome Campus. This growing and dynamic site is the British hub of genomic science. It hosts the European Bioinformatics Institute (EBI), Open Targets, a Biodata Innovation Centre and will soon host Genomics England Limited’s 100,000 Genomes Sequencing Centre. The Campus is also home to Wellcome Genome Campus Connecting Science. Connecting Science inspires new thinking, sparks conversation and supports learning by drawing on the ground-breaking research taking place on the Campus. Its mission is to enable everyone to explore genomic science and its impact on research, health and society.

Wellcome Trust Sanger Institute welcomes applications from all candidates irrespective of age, disability, gender, gender identity, sexual orientation, race, religion or belief, or marital or civil partnership status.

Please include a covering letter and CV with your application. 

Applications will be reviewed on an on-going basis.