Skip to main content

This job has expired

Numerical Model Developer

Reading, Berkshire, UK
£40000 - £55000 per annum
Posting live until
20 Jun 2024

Job Details

AWE have an exciting opportunity for a Numerical Model Developer to exercise and improve capability in understanding nuclear warhead effects and environments in support of the UK's nuclear deterrent - Trident - and national nuclear security projects through theoretical research, model development and assessment. The role will sit within the Collateral Effects team, part of our Systems Assessment Group, within the Physics sub-function.

Location: Aldermaston, West Berkshire. We are located between Reading and Basingstoke, with onsite parking.

Package: £40,000 - £55,000 (depending on your suitability, qualifications, and level of experience)

Closing Date: 20th June 2024

Interviews will take place on 1st or 4th July 2024.

The Role:

The Systems Assessment Group (SAG) is a multi-discipline group that provides mission effectiveness and weapon effects assessments to AWE and our government stakeholders. SAG also contributes to a range of capabilities in support of the UK's national nuclear security and treaty verification requirements. SAG undertakes fundamental scientific research, experimental trials, software model development, and operational analysis to provide strategic answers directly into our customer community.

The collateral effects team's primary role within SAG is studying the physical effects of nuclear detonations and their impact on people, populations, and infrastructure. To support this, work the team is directly involved in evaluation and assessment of computational models, low- and high-fidelity software model development, data analysis, software validation and verification (V&V), and stakeholder engagement across AWE and with other UK and international partners.

The collateral effects team are currently recruiting for a Numerical Model Developer to exercise and improve capability and understanding of nuclear warhead effects and environments. A successful candidate will be involved with software assessment and ongoing model development work in one or more of the following: atmospheric science, debris/particle formation, physical injury/trauma, nuclear/radiation physics, using computational models, and ongoing code development.

Key Responsibilities

  • Planning and delivery of technical assessments using appropriate methodologies
  • Planning and development of theoretical models and software projects
  • V&V of theoretical models and software projects
  • Engagement with relevant communities across AWE
  • Contribute to interactions with international partners and external stakeholders in their field
  • Participate in review, learn and improve activities, and implement the outcomes to ensure the continued development and implementation of best practice in the delivery of technical projects
  • The Company may require you to fulfil other reasonable duties aligned to your position from time to time in line with business needs

Who Are We Looking For?

To be considered for this opportunity, you'll need the following:

  • An undergraduate degree in a scientific or STEM discipline, equivalent NQF level 6 qualification or equivalent experience
  • Experience working as a developer of high-fidelity scientific code and/or modelling complex scenarios with numerical methods, and/or computational fluid dynamics (CFD)

Whilst not to be considered a check list, candidates should be able to demonstrate some of the following:

  • Experience with scientific programming languages such as C++, FORTRAN, and/or Python
  • Experience with high-fidelity scientific programming methodologies such as numerical methods, and/or differential equations
  • Computational fluid dynamics (CFD) modelling
  • Software design, development, and V&V best practices
  • Leading individual or group projects

The following would be advantageous but not essential:

  • Postgraduate qualification in a relevant scientific or STEM discipline and/or relevant industry experience

  • A specialism in one or more of the following areas:

    • Numerical methods

    • Computational fluid dynamics (CFD)

    • Turbulence

    • Atmospheric physics and dispersion modelling

    • Buoyant plume rise

    • Multiphase material modelling

    • Thermodynamics and equation of state

    • Physical chemistry

    • Using bespoke software to complete detailed analysis

  • Working level of experience in undertaking technical research and conducting technical assessments to draw sound scientific conclusions

  • Clear and concise communication both verbally and in written work

  • Objective problem-solving skill using technical knowledge

  • Ability to prioritise a varied workload for self or a small team, ensuring timely delivery with minimum supervision

What will you get from us?

As part of our People Promise, AWE (one of the best 25 big companies to work for in the UK) has a range of benefits to suit you. These include:

  • Time to recharge your batteries with 270 hours of annual leave.
  • 9-day fortnight - our employees have every other Friday off work.
  • Consideration for flexible working arrangements so that your work may fit in with your lifestyle. Just let us know on your application if you wish to work part time.
  • Maternity Leave - 39 Weeks Full Pay.
  • Paternity Leave - 4 Weeks Full Pay.
  • Opportunities for Professional Career Development that include funding for the annual membership of a relevant professional body, access to mentors and training.
  • Employee Assistance Programme and Occupational Health Services
  • A generous defined contribution Group Personal Pension (we will pay between 9% and 13% of your pensionable pay depending on your own contribution)
  • Life Assurance
  • Discounts - access to savings on a wide range of everyday spending savings.
  • Special Leave Policy including paid time off for volunteering, public service (including reserve forces) and caring for your family.
  • A host of voluntary & core benefits to suit your health and wellbeing - more information available on our careers site.

Important things you need to know:

  • You must be a UK citizen who has been resident in the UK for the past 10 years.
  • Interviews will be 90 minutes in length and will be held over Microsoft Teams. You will be required to prepare a 10-minute presentation in advance.
  • Candidates must be willing and able to obtain and maintain the necessary security clearance for the role. This will be funded by AWE.


* Agencies: Please note that we do not out-source our recruitment


AWE profile image

AWE plays a crucial role in national nuclear security. Working to support the defence of our country, we’re a community of creative thinkers from all kinds of backgrounds in all kinds of roles, with one clear mission – to keep everyone, our environment and everything around us safe and secure. Our role in nuclear defence and the specialist expertise we provide to the government, is vital in the defence against the most serious threats faced by the UK – and to keeping the peace. From developing the warheads for the nuclear deterrent, to providing counter-terrorism and nuclear threat reduction solutions, the work we do is of global importance.

Why work for us
What we do is unique and so are the people who work here. We are a team of around 6500 people – proud to be part of such an important mission. We are com​mitted to equality at work and to mainstreaming diversity and inclusion in everything we do. We believe that by bringing together a diverse range of people we’ll get the diversity of thought to approach challenges in new ways.

Training and development
We believe in supporting our people through long-term investment in learning and development. Alongside in-house and on-line training capabilities, we support membership of professional bodies. We also focus on building and developing leadership skills, in pursuit of our best-in-class ambition. We do this through tailored leadership development programmes, accredited by the Chartered Management Institute, designed to equip our leaders with the skills to drive performance and bring out the best in their teams.

Graduate schemes
Our two-year Evolve programme offers four career pathways: Science, Engineering, Environment, Safety, Health & Quality and Corporate & Operations. The programme is designed to be flexible, to incorporate a range of experiences as well as business needs. You’ll undertake several placements to expand your knowledge of your discipline, enabling you to develop yourself and your ongoing career. Your line manager will work with you and support you on your journey.

What we are looking for
We are always looking for high-calibre people to join our team. Whatever stage of your career, AWE is an exciting and challenging environment to develop your skills and achieve your potential. Our ambition is to create workplaces where we recognize 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. Please note that you must be a British national to apply for a role at AWE.

Reading, UK

Number of employees

Main areas of research
Nuclear defence, nuclear forensics, radiation detection, plasma physics, hydrodynamics, high-performance computing, materials science

Positions recently recruited for
Computational physics, criticality scientists, experimental physics, radiation science, high-performance computing, radiation detection

Must be a British national and have resided in the UK for 10 years for our science and engineering roles 

How to apply
Please visit our website for further information

Tel +44 (0)118 981 4111

Company info
+44 0118 98 24643
AWE Aldermaston

Get job alerts

Create a job alert and receive personalised job recommendations straight to your inbox.

Create alert