based role. ***Unfortunately we can't consider candidates that require sponsorship*** Compensation: Up to £65,000 + package Key Responsibilities: Research and deploy LLM-based solutions (e.g., LangChain, Mastra.ai, Pydantic) for document processing, summarization, and clinical Q&A systems. Develop and optimize predictive models using scikit-learn, PyTorch, TensorFlow, and XGBoost. Design robust data pipelines using tools like Spark and More ❯
in a regulated environment with sensitive data. You’ll work with engineering to move models from idea to production. Tech Stack: Python, scikit-learn, PyTorch, TensorFlow/Keras, LangChain, Pydantic, Spark, Kafka, Databricks, MLflow, Azure, Docker, Kubernetes. Salary: Up to £100k Working Environment: Fully Remote in UK What you’ll do Research, prototype, and deploy LLM use cases (Q&A More ❯
long-term planning Required Technical Skills Python Expertise (Required) 5+ years of professional Python development with advanced proficiency in: Async/await patterns and concurrent programming Type hints and Pydantic for data validation Decorators, metaclasses, and advanced language features Modern package management (uv, pip, poetry) Testing frameworks (pytest, mocks, fixtures, test-driven development) Software Architecture: Experience designing modular, plugin-based More ❯
startup environment. Requirements: 1st class - 2;1 Degree in Comp Sci or STEM subject from a Top ranked University 3+ years of experience in Python development Tech: Python, FastAPI, Pydantic, PostgreSQL, Numpy, Pandas, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation and data infrastructure More ❯
startup environment. Requirements: 1st class - 2;1 Degree in Comp Sci or STEM subject from a Top ranked University 3+ years of experience in Python development Tech: Python, FastAPI, Pydantic, PostgreSQL, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation and data infrastructure More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oliver Bernard
5+ years of experience, ideally working in high-growth start-up or scale-up environments Strong skills with Python & Fast API Cloud experience, ideally with AWS Proficiency with LLMs, Pydantic, LangChain/LangGraph or similar orchestration tools Computer Science/STEM background from a top ranked University Base salary of £80k-£110k Exceptional equity and benefits package Hybrid working, with More ❯
5+ years of experience, ideally working in high-growth start-up or scale-up environments Strong skills with Python & Fast API Cloud experience, ideally with AWS Proficiency with LLMs, Pydantic, LangChain/LangGraph or similar orchestration tools Computer Science/STEM background from a top ranked University Base salary of £80k-£110k Exceptional equity and benefits package Hybrid working, with More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oliver Bernard
5+ years of experience, ideally working in high-growth start-up or scale-up environments Strong skills with Python & Fast API Cloud experience, ideally with AWS Proficiency with LLMs, Pydantic, LangChain/LangGraph or similar orchestration tools Computer Science/STEM background from a top ranked University Base salary of £80k-£110k Exceptional equity and benefits package Hybrid working, with More ❯
minds from Cambridge, MIT, and Google across Software Engineering, Data Science, Theoretical Physics, and Computational Geometry. Opportunities: Frontend or Backend Tech Stack within the engineering environment: Backend: Python, FastAPI, Pydantic, PostgreSQL, Docker Frontend: React, TypeScript, Vite Infrastructure: GitHub Actions, GCP, Kubernetes (optional) Paradigms: Functional programming, async APIs, event-driven architecture Responsibilities Build and maintain backend services using FastAPI and Python More ❯
3+ years’ experience) to take ownership of core backend systems end-to-end, from infrastructure to database design. Ideal Profile: Strong experience with Python and SQL Familiarity with FastAPI , Pydantic , and PostgreSQL Bonus: experience with lower-level languages such as Rust Role Details: Compensation: £80K–£130K + equity (0.1–0.3%) Location: On-site in London, 4/5 days per More ❯
3+ years’ experience) to take ownership of core backend systems end-to-end, from infrastructure to database design. Ideal Profile: Strong experience with Python and SQL Familiarity with FastAPI , Pydantic , and PostgreSQL Bonus: experience with lower-level languages such as Rust Role Details: Compensation: £80K–£130K + equity (0.1–0.3%) Location: On-site in London, 4/5 days per More ❯
3+ years’ experience) to take ownership of core backend systems end-to-end, from infrastructure to database design. Ideal Profile: Strong experience with Python and SQL Familiarity with FastAPI , Pydantic , and PostgreSQL Bonus: experience with lower-level languages such as Rust Role Details: Compensation: £80K–£130K + equity (0.1–0.3%) Location: On-site in London, 4/5 days per More ❯
3+ years’ experience) to take ownership of core backend systems end-to-end, from infrastructure to database design. Ideal Profile: Strong experience with Python and SQL Familiarity with FastAPI , Pydantic , and PostgreSQL Bonus: experience with lower-level languages such as Rust Role Details: Compensation: £80K–£130K + equity (0.1–0.3%) Location: On-site in London, 4/5 days per More ❯
london (city of london), south east england, united kingdom
Realm
3+ years’ experience) to take ownership of core backend systems end-to-end, from infrastructure to database design. Ideal Profile: Strong experience with Python and SQL Familiarity with FastAPI , Pydantic , and PostgreSQL Bonus: experience with lower-level languages such as Rust Role Details: Compensation: £80K–£130K + equity (0.1–0.3%) Location: On-site in London, 4/5 days per More ❯
invest in solid foundations. Champion best practices in testing, reliability, and security. What You’ll Need Strong engineering fundamentals and experience shipping reliable systems. Proficiency in Python (FastAPI), SQLAlchemy, Pydantic, PostgreSQL, GCP Experience building AI products and working closely with users. Fosters a start up mindset & comfortable working in a fast paced environment If you love solving complex challenges, thrive More ❯
invest in solid foundations. Champion best practices in testing, reliability, and security. What You’ll Need Strong engineering fundamentals and experience shipping reliable systems. Proficiency in Python (FastAPI), SQLAlchemy, Pydantic, PostgreSQL, GCP Experience building AI products and working closely with users. Fosters a start up mindset & comfortable working in a fast paced environment If you love solving complex challenges, thrive More ❯
a passion for building tools for developers. What you’ll do: Build core parts of their low-code UI and no-code workflow builder Shape backend architecture with Python (Pydantic, Mypy, Pytest, etc.) Contribute across both frontend and backend Define engineering best practices for typing, testing, CI/CD, and code quality Integrate AI agent tooling and third-party APIs More ❯
real-world engineering not just building software, but helping change how things are designed and built. Opportunities: Frontend or Backend Tech Stack within the engineering environment: Backend: Python, FastAPI, Pydantic, PostgreSQL, Docker Frontend: React, TypeScript, Vite Infrastructure: GitHub Actions, GCP, Kubernetes (optional) Paradigms: Functional programming, async APIs, event-driven architecture Responsibilities Build and maintain backend services using FastAPI and Python More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Tiro Partners Limited
real-world engineering not just building software, but helping change how things are designed and built. Opportunities: Frontend or Backend Tech Stack within the engineering environment: Backend: Python, FastAPI, Pydantic, PostgreSQL, Docker Frontend: React, TypeScript, Vite Infrastructure: GitHub Actions, GCP, Kubernetes (optional) Paradigms: Functional programming, async APIs, event-driven architecture Responsibilities Build and maintain backend services using FastAPI and Python More ❯
london, south east england, united kingdom Hybrid / WFH Options
Tiro Partners Limited
real-world engineering not just building software, but helping change how things are designed and built. Opportunities: Frontend or Backend Tech Stack within the engineering environment: Backend: Python, FastAPI, Pydantic, PostgreSQL, Docker Frontend: React, TypeScript, Vite Infrastructure: GitHub Actions, GCP, Kubernetes (optional) Paradigms: Functional programming, async APIs, event-driven architecture Responsibilities Build and maintain backend services using FastAPI and Python More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Tiro Partners Limited
real-world engineering not just building software, but helping change how things are designed and built. Opportunities: Frontend or Backend Tech Stack within the engineering environment: Backend: Python, FastAPI, Pydantic, PostgreSQL, Docker Frontend: React, TypeScript, Vite Infrastructure: GitHub Actions, GCP, Kubernetes (optional) Paradigms: Functional programming, async APIs, event-driven architecture Responsibilities Build and maintain backend services using FastAPI and Python More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Tiro Partners Limited
real-world engineering not just building software, but helping change how things are designed and built. Opportunities: Frontend or Backend Tech Stack within the engineering environment: Backend: Python, FastAPI, Pydantic, PostgreSQL, Docker Frontend: React, TypeScript, Vite Infrastructure: GitHub Actions, GCP, Kubernetes (optional) Paradigms: Functional programming, async APIs, event-driven architecture Responsibilities Build and maintain backend services using FastAPI and Python More ❯
work in a modern, cloud-first environment with real autonomy — designing and building data pipelines, improving infrastructure, and driving innovation across the data platform. Tech Stack: 🔹 Snowflake 🔹 Python (FastAPI, Pydantic) 🔹 Airflow/Dagster 🔹 AWS + Terraform 🔹 CI/CD (GitHub Actions) (Bonus: Kafka, dbt/SQLMesh, data quality & governance tools) What’s on Offer: 💰 Up to £110,000 + annual More ❯
City of London, London, United Kingdom Hybrid / WFH Options
TreasurySpring
automation and CI/CD Strong STEM degree or equivalent professional experience Desirable skills: Deep knowledge of Python, including any of the frameworks we currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience of REST and/or GraphQL APIs Knowledge of the core AWS services More ❯