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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - AI - **Company:** Atarus - **Location:** Greater London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Artificial Intelligence, Amazon Web Services, Ubuntu (Operating System), Cloud Engineering, Continuous Integration, DevOps, Elasticsearch, Github, Python (Programming Language), Pair Programming, TypeScript, Cloud Platform System, Test-Driven Development (TDD), Large Language Models, Cypress (Programming Language), Generative AI, Pytest, Kubernetes, AWS Fargate, React Testing Library, Terraform, Docker - **Published:** August 26, 2026 - **Apply:** https://www.collegerecruiter.com/job/2815095451-software-engineer-ai ## About the Role * Design and engineer large-scale, production-grade systems (5+ years' experience) * Focus on business impact rather than lines of code * Embrace DevOps culture: you build it, you run it * Work effectively in cross-functional, autonomous teams * Mentor other engineers and help raise the bar across the team * Prefer simple, pragmatic solutions over unnecessary complexity * Stay effective and organised in fast-moving, ambiguous environments * Think broadly about how technical decisions affect the wider business * Leverage Generative AI tools to improve productivity and decision-making Nice-to-Have Skills ? * Experience building AI or LLM-powered applications * Knowledge of NLP or intelligent document processing * Familiarity with vector databases (e.g. Pinecone, Weaviate) * Experience with search platforms (e.g. OpenSearch, Elasticsearch) * Exposure to agentic workflows or orchestration frameworks * Awareness of MCP (Model Context Protocol) ## Description Software Engineer - AI - London / Hybrid (UK-based) A high-growth, FinTech company is building intelligent, data-driven products to support businesses and consumers at scale across the UK and US. The organisation operates cloud-native platforms used by a large and diverse customer base and is continuing to invest heavily in AI-enabled capabilities across its core products. Role ? This role sits within a product-led engineering team focused on applying AI and Generative AI to real-world business problems. You'll work on large-scale systems where impact is measured by outcomes, not output. You will: * Design and engineer large-scale, production-grade systems (5+ years' experience) * Focus on business impact rather than lines of code * Embrace DevOps culture: you build it, you run it * Work effectively in cross-functional, autonomous teams * Mentor other engineers and help raise the bar across the team * Prefer simple, pragmatic solutions over unnecessary complexity * Stay effective and organised in fast-moving, ambiguous environments * Think broadly about how technical decisions affect the wider business * Leverage Generative AI tools to improve productivity and decision-making Nice-to-Have Skills ? * Experience building AI or LLM-powered applications * Knowledge of NLP or intelligent document processing * Familiarity with vector databases (e.g. Pinecone, Weaviate) * Experience with search platforms (e.g. OpenSearch, Elasticsearch) * Exposure to agentic workflows or orchestration frameworks * Awareness of MCP (Model Context Protocol) The team is pragmatic and cloud-native. Current tooling includes: * Languages: Python, TypeScript * Testing: Jest, React Testing Library, Cypress, pytest * Cloud: AWS, GCP * Infrastructure: Docker, ECS Fargate, Terraform * CI/CD: GitHub Actions * Collaborate: Pair programming and mission-driven squads * Outcome-focused: Solve real user problems tied to business results * Continuously improve: Fast feedback, learning-first mindset * User-centric: Decisions driven by data and direct user insight * Test-first: Outside-in testing with behaviour-focused scenarios * End-to-end ownership: Lead features from idea to production * Cloud-native: Automation-first, security by design You'll be part of an inclusive engineering culture that values: * Diverse perspectives and open discussion * Psychological safety and trust * Teams that are engaged, motivated, and genuinely enjoy working together What's on Offer ? * Hybrid working: Flexible, trust-based approach with optional in-person collaboration * Work-life balance: 25 days holiday + bank holidays, enhanced family leave * Compensation: Competitive salary plus equity * Equipment: High-spec laptop (macOS or Ubuntu) * Socials: Regular team and company events * Benefits: Cycle-to-work scheme and EV support ## Related Videos - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [Should we build Generative AI into our existing software?](https://www.wearedevelopers.com/videos/1129-should-we-build-generative-ai-into-our-existing-software) - [pytest: Simple, rapid and fun testing with Python](https://www.wearedevelopers.com/videos/213-pytest-simple-rapid-and-fun-testing-with-python) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Collaborative Intelligence: The Human & AI Partnership](https://www.wearedevelopers.com/videos/1097-collaborative-intelligence-the-human-ai-partnership) - [Bringing AI Model Testing and Prompt Management to Your Codebase with GitHub Models](https://www.wearedevelopers.com/videos/1536-bringing-ai-model-testing-and-prompt-management-to-your-codebase-with-github-models) ## Related Articles - [Dev Digest 137 - AI'm not sure about this](https://www.wearedevelopers.com/magazine/485-dev-digest-137-ai-m-not-sure-about-this) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [MLOps And AI Driven Development](https://www.wearedevelopers.com/magazine/82-mlops-and-ai-driven-development) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix)