Junior Data Scientist jobs in Hemel Hempstead

You will work across a variety of complex analytical problems, owning experimentation end-to-end—even when ideal conditions such as user randomisation or high statistical power are not present.

You will work on modernizing authentication and login experiences across multiple consumer applications, helping drive growth through high-quality user experience, experimentation, and data-driven decision making. This is a collaborative role, working closely with engineers, product managers, and cross-functional partners in a fast-paced environment.

Data Scientist - £70k | Remote / Hybrid | FinTech / Payments We’re working with an established FinTech / Payments business that has been helping customers manage and move money globally for many years. The company builds technology-led products that support low-cost, multi-currency payments and money management, operating across several regulated markets. They’re now investing further in their...

You will design and build the systems that identify the signals that matter most for visibility, the retrieval and embedding architecture that feeds the models, the ranking and scoring framework that prioritises actions and the evaluation layer that measures how different LLMs behave across queries, surfaces and contexts.

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.

Macrogen Europe BV is a leading provider of genome sequencing services for academic and clinical research, as well as the life sciences industry. We provide flexible, fast sequencing of DNA and RNA with comprehensive, reliable data. Our services are available across Europe and Africa and include whole genome, whole exome, and targeted sequencing – as well as transcriptome, epigenome, metagenome,...

The ideal candidate will be responsible for implementing electrical components into devices. They will also help design and manufacture electrical products of all shapes and sizes. They should be able to make quality assurance checks in order to keep the product standard high. Key Responsibilities - Evaluate electrical products and systems by designing testing methods - Test finished products...

🚀 Inside Channel Account Manager (German Speaker) – Step Up Your Sales Career with Adobe! Location: Bournemouth, UK (Hybrid) | Salary: OTE: £43000 | Language: German At EIMS Global Ltd, we’re the sales growth engine behind the world’s biggest tech brands – from Adobe and SAP to Dell and HP. We exist to help global technology leaders scale smarter, sell faster, and expand their market share...

Reports to: Technology Director / Executive Sponsor Location: Remote with occasional travel to London (2 times a month) Contract: Full-time, permanent Base Salary: £70,000 – £80,000 location and experience dependent + 10% company bonus scheme and sales commission scheme Why This Role Exists Serve Legal is entering a new chapter: evolving beyond compliance auditing into AI enabled,...

Database Engineer (PostgreSQL & Python) - MUST BE BASED IN THE UK - Opportunity for a Database Engineer (Junior/Mid/Senior) to join a remote-first, UK-headquartered technology business - Competitive salary between £45,000 - £70,000 + excellent benefits including remote working, autonomy, and the chance to work on an Educational AI platform - Apply online or contact Chelsea Hackett via...

You will also be instrumental in the planning and execution of experiments, analysis of data and instrument/experimental design. Duties & Responsibilities Support scientific aspects of R&D and product development, including prolonged campaigns at third-party facilities Provide scientific input to the design, build and testing of experimental equipment.

You will also have the reassurance of a job guarantee within 20 miles of your location upon completion.

You will begin your data science journey by studying a selection of industry-recognized courses that will take you from beginner level all the way through to being qualified to work in a junior Data Scientist role.

You will liaise with senior mentors who will conduct performance reviews to help you improve. Location: Remote, inperson training offered.

Global University Systems is building a modern AI platform to power how our universities recruit, teach, support, and serve students. The Director of AI will lead this transformation, turning promising ideas into production-grade AI solutions that create real value for students and staff. This role owns the AI roadmap end-to-end: from identifying high-impact use cases, to running rapid...

You will support the assessment and development of new technologies emerging from defence and security research. Working alongside experienced colleagues, you’ll help evaluate market opportunities, prepare commercial documentation and support licensing and early spin-out activities.

You will design and deliver intelligent agentic workflows, leveraging frontier LLMs. Working with their data scientists and backend engineers, you’ll be responsible for making unstructured legal data usable, scalable, and impactful. This is not a prototyping role — you’ll ship well-engineered, production-ready systems that directly impact customers.

You will have the opportunity to: - Bring experience in sales, business development, health, coaching or leadership — or simply be willing to learn - Recommend pharma-grade, science-backed products - Earn commission + global income streams through product referrals & international team building

.Net / Blazor Developer, Fully Remote, £60,000 - £85,000 per annum About the Role: Our client, a leading AI solutions consultancy are seeking a highly skilled Blazor Developer to join their team. As a Blazor Developer, you will play a critical role in creating and optimising web applications built on the Blazor framework. Your expertise in development will help their clients bring their...

Machine Learning Engineer - Contract (Financial Services, Outside IR35) Duration: 6 months Rate: £650 - £750 per day IR35: Outside Location: UK / Remote We’re seeking an experienced Machine Learning Engineer to support a Financial Services organisation on an initial 6-month contract, working on production-grade ML systems that operate in regulated, high-volume environments. This role is...

You will liaise with senior mentors who will conduct performance reviews to help you improve.