Junior AI Developer

As our AI Developer, you'll be pioneering how AI is used in cyber security - transforming how we detect and respond to threats, optimising security operations, and unlocking new proactive defence capabilities across WorkNest's offerings.

You will be involved in every stage of the AI solution lifecycle, from initial ideation and prototyping, through model training and validation, to production deployment and continuous improvement of AI-driven security solutions.

If you are excited by the idea of building intelligent systems that stop cyberattacks before they happen and working at the cutting edge of technology, this role is for you.

What You'll Do

AI Solution DevelopmentDesign, develop, and implement scalable AI/ML solutions to tackle cybersecurity challenges. This could mean building models for anomaly detection, automating penetration testing tasks, or integrating large language models (LLMs) and intelligent agents into our platforms to identify vulnerabilities and recommend fixes in real time.

Full AI Lifecycle OwnershipOwn the end-to-end AI development lifecycle. You will gather and prepare data, develop and train machine learning models, evaluate their performance, and deploy them into production environments. Once deployed, you'll monitor and tune these models for optimal performance while applying responsible AI practices.

Innovation & ResearchStay at the cutting edge of AI and cybersecurity by researching emerging techniques and evaluating how they apply to our domain. This could include experimenting with generative AI, reinforcement learning, or agent-based systems for autonomous threat hunting.

Standards & ReusabilityContribute to best practices and reusable tools for AI engineering within the team. This includes helping build reusable assets and governance frameworks that ensure AI systems remain secure, compliant, and high quality.

Collaboration & Knowledge SharingWork closely with cross-functional teams including penetration testers, security analysts, software engineers, and product managers to translate cybersecurity needs into effective AI solutions. As a senior technical voice, you will also mentor other developers and promote knowledge sharing.

Platform IntegrationHelp embed AI capabilities into our GuardNest platform and other products. This may include building machine learning modules to prioritise vulnerabilities or developing AI assistants that support customers using the platform., JOB TITLE: Senior Data & AI Scientist SALARY: £70,929 - £78,810 LOCATION: Leeds HOURS: Full-time WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of our time, in our Leeds office Join our team if you have an appetite for..., Job Description: Senior Java Developer Location: Leeds, UK (3 days in office) SC Eligible Job Type: Permanent Requirements:- *Essential Skills :Core AWS Services: Proficiency / understanding of key AWS services listed below:- S3- Athena- Glue- Lambda- DynamoDB-..., Salary: £27,500 - £30,000 DOE plus Commission (£45K Y1) Location: Leeds Sector: Cybersecurity Role: Senior Sales Development Representative Did you know? Every day, over 65,000 cyber attacks target small businesses, and 4,500 are successful. But there's a Leeds-based...

Strong Software Engineering SkillsProven development experience with Python (and ideally another language). Experience with frameworks such as TensorFlow, PyTorch, or scikit-learn is beneficial.

AI / Machine Learning ExpertiseHands-on experience developing and deploying AI or machine learning models in production environments. Experience with NLP, LLMs, or vector databases would be highly advantageous.

Cybersecurity InterestWhile not required, a strong interest in cybersecurity will help you succeed in the role. Familiarity with concepts such as OWASP, CVE, or SIEM would be beneficial.

Cloud & DevOps ExperienceExperience deploying applications or models on cloud platforms such as AWS or Azure. Familiarity with containers (Docker, Kubernetes) and MLOps tools is a plus.

Analytical MindsetStrong problem-solving skills and attention to accuracy, reliability, and performance in AI systems.

Passion and CuriosityA genuine enthusiasm for AI innovation and a proactive approach to learning new technologies.

Communication & CollaborationStrong communication skills and the ability to work effectively with cross-functional teams.

Degree and ExperienceA degree in Computer Science, Data Science, Engineering, or a related field is preferred, along with experience delivering AI/ML projects in production environments., Senior .NET Developer - UK Candidates should take the time to read all the elements of this job advert carefully Please make your application promptly. Security Requirement: Active SC Clearance (essential) A well-established and highly respected technology consultancy is...

Job Description Senior Backend Engineer (Python | AWS)?? £50,000 per annum ? Fully Remote - UK Based?? Permanent, Full-TimeA well-established UK insurance organisation is undertaking a major backend transformation programme, rebuilding a legacy PHP platform into a modern,..., Job Description We're looking for a Senior Java Developer for our public sector client based in Leeds (ideal) on an initial contract paying up to £750 per day Inside IR35 on an initial 12 month contract. You can choose to work from others hubs such as Glasgow, Newcastle,...

OverviewAt WorkNest, we don't stand still. We're constantly exploring how AI and machine learning can strengthen cybersecurity, from automating threat detection to improving how we protect our clients' data. We turn ambitious ideas into practical solutions that organisations rely on to stay secure, all as part of the wider WorkNest group. This role sits within WorkNest Secure , our specialist cybersecurity division. WorkNest Secure is a CHECK and CREST accredited consultancy leading the way in innovation. We specialise in Penetration Testing as a Service (PTaaS), delivered through our award-winning GuardNest platform, and we're expanding it into a full Security Operations Portal. As part of the wider WorkNest group, a trusted name in compliance, HR, and safety, we share a commitment to simplicity, smart design, and collaborative security. We're now investing heavily in AI to take our services to the next level, and we're looking for someone to help drive that progress. The RoleThis is a hands-on engineering role in a forward-thinking team driving AI adoption in cybersecurity at enterprise scale., Why Join UsJoining WorkNest Secure means you'll be at the forefront of a pivotal shift in cybersecurity - the integration of AI into cyber defence. You'll work on innovative solutions that help organisations stay secure against evolving threats, while collaborating with a passionate team of security specialists, engineers, and product experts. We offer a flexible hybrid working environment and the opportunity to experiment, learn, and make a real impact as we continue to grow our AI capabilities across the WorkNest Secure platform., Senior AI Engineer (NLP / LLMs)Location: UK (Remote)Salary: £80,000 - £85,000A growing technology company operating in the healthcare and legal data space is looking for a Senior AI Engineer to help develop advanced AI capabilities within its platform.The organisation..., Founded by Paul Anthony, creator and co-founder of Primer (Series B, $425M valuation), Colossal is building at the intersection of generative app development and commerce infrastructure. Think: Lovable for commerce, but for non-developers. We're backed by Tier 1 investors:..., Senior Employment Solicitor - Legal Supervisor & Practice Development Lead Join Monaco Solicitors - the UK's Leading Employee-Only Employment Law Firm If you're looking for a meaningful shift from traditional firm structures, this is it. A modern environment with clear...