HPC Software Engineer

time left to apply End Date: September 4, 2025 (25 days left to apply)

job requisition id R26527

If you'd like to be considered for this opportunity we encourage you to apply promptly to avoid disappointment as if applications are high the role will close before the closing date given.

HPC Software Engineer

Closing Date: 4th September 2025

Location: RG7 4PR, located between Reading and Basingstoke, with free onsite parking.

Due to the classified nature of the work involved, there are limited opportunities to work from home in this role. It is anticipated that the successful candidate will spend the majority of their time working on site at AWE Aldermaston.

Package: £38,020-£46,000 ( depending on your suitability, qualifications, and level of experience)

Working pattern: AWE operates a 9-day working fortnight. We will consider flexible working requests so that your work may fit in with your lifestyle. Just let us know your preferred working pattern on your application.

Ready to play your part?

At AWE, it's not just a job, it's far more than that. Our shared purpose is to help keep the nation safe. Could this role be the opportunity for you to play your part?

Would you like to work on an industry leading high-performance computing platform? An opportunity is now available for a HPC Software Engineer to provide computer science support, through development and deployment of software techniques and solutions.

Within this role you will be responsible for:

Providing appropriate assistance for porting specific codes to new platforms.

Design, coding, testing, installation, and maintenance of software modules.

Production of suitable online documentation

Interacting with vendors, universities, and US laboratories on leading-edge research.

Research level investigation of advanced novel techniques for solution of multi-physics.

Development of relevant benchmarks for assessing current and future systems.

Maintaining an awareness of current and future developments in the HPC field.

Who are we looking for?

We do need you to have the following:

A PhD is preferred, but if you have a BSc/MSc in Computer Science, Physics, Mathematics, or other numerate discipline plus a few years of progressive post-graduate industry experience in a relevant technical field, we would be keen to hear from you.

Whilst not to be considered a tick list, we'd like you to have experience in some of the following:

The ability to programme in C, C++, Fortran, or a similar high-level language.

Knowledge of computer architectures, in particular, parallel architectures (including accelerators such as GPUs) and their applicability to running large scientific calculations.

Familiarity with parallel programming concepts - both threading and MPI style parallelism.

An understanding of software development life cycles.

An interest in processing technologies: software, hardware, and algorithms together with their use and application.

Experience of using debuggers and performance analysis tools would be advantageous.

Knowledge of open-source software.

Experience of working in Unix/Linux environment.

Ability to capture software requirements and produce appropriate implementations.

Software testing experience.

Familiarity with scripting languages - e.g. , bash, python.

Ability to write in clear and concise language on technical matters and summarise and present such material effectively.

You'll need to have the ability to work calmly and constructively in a priority changing environment and be able to manage your own workload. You will also have initiative, enthusiasm, a flexible approach, and ability to work to tight deadlines.

Work hard, be rewarded:

We ask a lot and set the bar high because our work truly matters. In return we offer balance, with award winning benefits including:

9-day working fortnight - meaning you get every other Friday off work, in addition to 270 hours of annual leave.

Market leading contributory pension scheme (we will pay between 9% and 13% of your pensionable pay depending on your contributions).

Family friendly policies: Maternity Leave - 39 Weeks Full Pay and Paternity Leave - 4 Weeks Full Pay.

Opportunities for Professional Career Development including funding for annual membership of a relevant professional body.

Employee Assistance Programme and Occupational Health Services.

Life Assurance (4 x annual salary).

Discounts - access to savings on a wide range of everyday spending.

Special Leave Policy including paid time off for volunteering, public service (including reserve forces) and caring.

The 'Working at AWE' page on our website is where you can find full details in the 'AWE Benefits Guide'.

Next steps:

Everyone who works at AWE brings unique skills and perspectives to the table. We recognise that great people don't always 'tick every box'. That's why we focus on your potential, your fit with our values, your transferable skills as well as your experience. Even if you don't meet every point above, but you feel that this role and AWE are a great fit for you, please go ahead and apply, we'd love to receive your application.

Important things you need to know:

• We encourage you to apply promptly to avoid disappointment if applications are high and the role therefore closes.
• You will need to obtain and maintain the necessary security clearance for the role. This will be funded by AWE. The nature of our work does mean you need to be a British Citizen who has been resident in the UK for the past 5 years in order to apply for SC clearance and 10 years for DV.
• We want you to feel comfortable and able to shine during our recruitment process. Please let us know on your application form if you need any adjustments/accommodations during the process.
• Our interviews typically take place over Teams and for most roles are a 1 stage process.

Our ambition is to create workplaces where we recognise and celebrate differences, encourage diverse contributions and our employees feel able to be themselves at work. We strive to create a genuine culture of openness and inclusion and encourage diverse applicants. Any inclusion information you provide will be stored in accordance with GDPR and kept separate from your application form and CV, and the information will not be shared with anyone involved in interviewing or making hiring decisions.

Please note that you must be a British Citizen to apply for a role with us.

If you're looking for a role with excitement, intrigue and something that really makes a difference then now is the time to join AWE. We are at the start of a once in a generation - possibly two generations - programme to design and produce a replacement warhead for the UK's continuous at sea deterrent. We will do this while continuing to deliver the Trident programme as well as managing ambitious state-of-the-art capital and construction projects - some of which have never been done before. Find out more on ourwebsite .

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