python data scientist jobs in Hertfordshire

You will design, build, and deploy production‑grade models using energy‑market data, asset telemetry, weather data, settlement data, and commercial datasets. This role is central to the evolution of our pricing, risk, trading, and optimisation engines.

You will collaborate closely with engineering, product, and commercial teams and work with a high degree of autonomy.

Data Scientist (Mid-Level) London (Bond Street) – 4 days a week in office (Mon–Thurs) Up to £65,000 + 10% bonus About the Company We're partnering with a high-performing international investment firm that works closely with ambitious, high-growth businesses to help them scale sustainably and create long-term value. Operating across Europe, the US, and Asia, this organisation combines deep...

Location: Remote (UK-based candidates preferred) Employment Type: Full-time Experience Level: Junior / Entry-Level About the Role We're seeking a motivated Junior Data Scientist who's eager to turn data into meaningful insights and grow in a dynamic, collaborative environment. This fully remote role is open to candidates based in the UK. You'll work alongside senior data scientists, analysts,...

You will work on real production problems rather than research-only work, owning models from first iteration through to live deployment.

You will collaborate closely with other data scientists, data engineers, and DevOps, with the freedom to shape how GenAI and ML are used across the platform.

Job Description Job Description Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for an expert Mathematician (part-time work from home) to help advance AI development. As a member of DataAnnotation’s Math team, you’ll be part of a growing community of over 100,000...

We’re expanding our engineering team and hiring a Senior Python Software Engineer to help own and develop an established trading-related application. The system runs in production, processes high-frequency real-time data, and needs careful performance engineering and disciplined testing to keep latency and reliability where they should be. You’ll take meaningful ownership day-to-day, partnering...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

We are currently recruiting full stack developers to join a trading technology team at a leading investment firm. This team is responsible for building a new front-office trading platform used directly by traders and quants. These roles are best suited for candidates with experience in full stack development using React and Python and particularly those who have built trading platforms from the...

You will work on real production problems rather than research-only work, owning models from first iteration through to live deployment.

You will collaborate closely with other data scientists, data engineers, and DevOps, with the freedom to shape how GenAI and ML are used across the platform.

Data Scientist (Mid-Level) London (Bond Street) – 4 days a week in office (Mon–Thurs) Up to £65,000 + 10% bonus About the Company We’re partnering with a high-performing international investment firm that works closely with ambitious, high-growth businesses to help them scale sustainably and create long-term value. Operating across Europe, the US, and Asia, this organisation combines deep...

You will design, build, and deploy production‑grade models using energy‑market data, asset telemetry, weather data, settlement data, and commercial datasets. This role is central to the evolution of our pricing, risk, trading, and optimisation engines.

You will collaborate closely with engineering, product, and commercial teams and work with a high degree of autonomy.

We are currently recruiting full stack developers to join a trading technology team at a leading investment firm. This team is responsible for building a new front-office trading platform used directly by traders and quants. These roles are best suited for candidates with experience in full stack development using React and Python and particularly those who have built trading platforms from the...

We're expanding our engineering team and hiring a Senior Python Software Engineer to help own and develop an established trading-related application. The system runs in production, processes high-frequency real-time data, and needs careful performance engineering and disciplined testing to keep latency and reliability where they should be. You'll take meaningful ownership day-to-day, partnering...

Location: Remote (UK-based candidates preferred) Employment Type: Full-time Experience Level: Junior / Entry-Level About the Role We’re seeking a motivated Junior Data Scientist who’s eager to turn data into meaningful insights and grow in a dynamic, collaborative environment. This fully remote role is open to candidates based in the UK. You’ll work alongside senior data scientists, analysts,...

Job Description Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for an expert Physicist (part-time work from home) to help advance AI development. As a member of DataAnnotation’s Physics team, you’ll be part of a growing community of over 100,000 experts who are driving...

You will work on real production problems rather than research-only work, owning models from first iteration through to live deployment.

You will collaborate closely with other data scientists, data engineers, and DevOps, with the freedom to shape how GenAI and ML are used across the platform.

Location: Remote (UK-based candidates preferred) Employment Type: Full-time Experience Level: Junior / Entry-Level About the Role We’re seeking a motivated Junior Data Scientist who’s eager to turn data into meaningful insights and grow in a dynamic, collaborative environment. This fully remote role is open to candidates based in the UK. You’ll work alongside senior data scientists, analysts,...

Job Description Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for an expert Physicist (part-time work from home) to help advance AI development. As a member of DataAnnotation’s Physics team, you’ll be part of a growing community of over 100,000 experts who are driving...

Data Scientist (Mid-Level) London (Bond Street) – 4 days a week in office (Mon–Thurs) Up to £65,000 + 10% bonus About the Company We’re partnering with a high-performing international investment firm that works closely with ambitious, high-growth businesses to help them scale sustainably and create long-term value. Operating across Europe, the US, and Asia, this organisation combines deep...

You will design, build, and deploy production‐grade models using energy‐market data, asset telemetry, weather data, settlement data, and commercial datasets. This role is central to the evolution of our pricing, risk, trading, and optimisation engines.

You will collaborate closely with engineering, product, and commercial teams and work with a high degree of autonomy.