At ALS, we encourage you to dream big.
When you join us, you’ll be part of a global team harnessing the power of scientific testing and data-driven insights to build a healthier future.
As a senior developer, you’ll play a key role in enhancing and supporting our Laboratory Information Management System (LIMS) and associated internal platforms. This is an exciting opportunity to contribute to innovative solutions that underpin essential laboratory operations across the country.
Hours Per Week: 37
Days Per Week: Monday to Friday
Contract: Full Time & Permanent
Salary: Starting from £45,000 per annum
Hiring Manager: Amy Jackman
Location: Coventry or Wakefield (other UK locations can be discussed)
Closing Date: Friday 31st October 2025
The day to day
* Designing, developing, and maintaining backend systems using C# / .NET technologies.
* Providing 3rd line support for identifying and resolving bugs in the production environment.
* Enhancing existing modules within our Laboratory Information Management System (LIMS).
* Working with MS SQL Server for database design, query optimisation, and performance improvements.
* Developing and maintaining RESTful APIs and integrations with internal and external systems.
* Participating in solution design, code reviews, and promoting best practices within the team.
* Collaborating with business analysts, system specialists, and stakeholders to understand and translate business requirements into robust technical solutions.
The Essentials
* Minimum of 5 years of professional experience in software development.
* Strong proficiency in C# and .NET (Core or newer), and sound knowledge of object-oriented principles.
* Solid experience with MS SQL Server, including stored procedures and performance tuning.
* Previous work with LIMS or similar data‑driven business systems.
* Familiarity with Entity Framework Core, asynchronous programming, and API design.
* Hands‑on experience with version control systems (e.g., Git) and Agile methodologies.
* A logical, analytical approach and a commitment to writing maintainable, high‑quality code.
Bonus Skills
* Experience with VB.NET, SSRS, or modern front‑end frameworks such as Blazor, React, or Angular.
* Knowledge of Azure, Docker, or Kubernetes.
* Exposure to DevOps, CI/CD pipelines, or automated testing frameworks.
Benefits
* Annual Leave commencing at 25 days (rising to 30) plus 8 public holidays (pro rata for part‑time).
* Ability to Buy annual leave.
* Enhanced Company Sick Pay Scheme.
* Salary Progression Scheme based on technical and behavioural competencies.
* Celebrating Success Recognition Awards.
* Perkbox membership providing access to discount vouchers and wellness hub.
* Learning/study support.
* Group Personal Pension Plan.
* Car Parking on‑site.
Working at ALS
The ALS team is a diverse and dedicated community united by our passion to make a difference in the world.
Our values shape how we work, how we treat each other and how we recognise excellence.
We support our people to develop new skills and reach their full potential through programs and opportunities that help you build a diverse career with us.
Everyone is welcomed in an inclusive work environment where strengths and perspectives are recognised and valued.
Eligibility
To be eligible to work at ALS you must be a citizen or permanent resident of the country you are applying for, or hold or be able to obtain a valid working visa.
How to Apply
Please apply online and provide a cover letter and CV that demonstrate your motivation and ability to meet the requirements of this role.
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