Junior Technical Product Specialist

At Hadean, we are building the next generation of defence technology. As a key player in the UK’s defence tech ecosystem, our world-leading software is trusted by defence organisations and militaries worldwide.

We specialise in AI-powered digital wargaming and Command & Control systems that help users understand complexity, make better decisions, and operate at scale. Joining Hadean means working on technology with real-world impact, alongside a team that is driven to push the limits of what’s possible.

The Role:

We are seeking a highly technical Product Specialist to drive the roadmap, and execution of development for two of our products: populAI (an LVC training platform) and dominAI (AI powered C2 system). You will work at the intersection of engineering and product to translate user requirements to technical development items, and have the ability to discuss implementation options with Engineers.

This role requires strong technical knowledge, combined with the ability to align product decisions to customer value and business outcomes. We do not expect you to have prior business experience, simply a technical background and a willingness to learn.

Key Responsibilities:

Technical Product Specialist

• Understand user requirements

• Justify product prioritisation decisions

• Writing stories for a technical user to enhance the product

• Collaborate with Engineering to discuss implementation options

• Collaborate with Engineering to ensure any scope questions or blockers are cleared

• Clearly communicate product demonstration “scripts” to Engineering and Field Engineering

• Take ownership of sign off of user stories in sprint reviews

• Ownership of maintaining the Hadean lab

  • Own our demo lab experience from creation to delivery

  • Supporting the run of customer demos in lab

Risk Management

• Effectively communicate risks to delivery of technical solutions to the Product Team to ensure we can jointly mitigate

• Where appropriate, propose technical solutions which could mitigate risks and issues

Backlog Management

• Understand key dependencies within the product backlog

• Advocate for prioritisation where necessary

Customer requirements translation

• Work with our Field Engineering team to understand key client requirements

• Join customer meetings to be the ‘voice of product’

• Represent the Product department to communicate when requirements intersect with the roadmap

• Analyse multiple customer requirements and propose technical solutions which best support multiple requirements in a single solution

Skills required:

• Computer Science degree (or equivalent technical degree / experience)

• Strong technical background in:

  • C++

  • Linux

  • JavaScript (React)

• Understanding of, or willingness to learn:

  • Cloud-native infrastructure (Kubernetes, container orchestration)

  • Networking or real-time systems

  • High-performance computing or large-scale simulation

• Strong written and verbal communication skills

• Competent at writing technical acceptance criteria for Engineering teams

• Ability to negotiate / advocate for product decisions

Job Benefits

We make Hadean an awesome place to work with competitive benefits…

• Hybrid working with 3 days per week in our fantastic office in Shoreditch, London

• Private Health Insurance

• Enhanced pension scheme

• Enhanced parental leave

• 3 extra days off at Christmas (on top of our standard 25)

• L&D budget

• Regularly scheduled socials

• Share options

A Place For Everyone

We believe diversity drives innovation and for that reason we strongly encourage those from all backgrounds to apply for roles at Hadean. We are an equal opportunity employer and aim to build a workforce that is truly representative of the communities in which we operate and our clients.