junior python developer jobs in Welwyn Garden City

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A global healthcare leader is seeking a Senior Statistical Methodology Data Scientist in Welwyn. The role involves leading the adoption of statistical methodologies in early clinical development, collaborating with cross-functional teams, and translating scientific questions into analytical frameworks. Candidates should have a Master's or PhD in a relevant field and expertise in R or Python. This...

Role Overview The Senior Business Development Manager leads the strategic growth of the company’s education recruitment portfolio. This role is responsible for securing high-value partnerships, expanding market presence into Greater London, and shaping commercial strategy across the education sector. The ideal candidate is an experienced operator who can drive revenue growth, open new geographic...

You will be the face of security group for them. Everything you do is in the context of the product, roadmap, its risk acceptance level, the technology stack, and its architecture. You build a comprehensive understanding of the threat landscape and its potential risks to the business.

You will be responsible forProvide product and engineering teams with direction and guidance on all security matters.

You will needExperience across multiple sectors and diverse roles in engineering and security, with demonstrable accomplishments collaborating with leadership on security programmes.

Job Description Healthcare Recruitment Consultant Location: Welwyn Salary: £25,000–£30,000 DOE Start Date: Immediate Job Type: Permanent, Full-Time Free On-Site Parking Available About the Company My client is a well-established and rapidly growing healthcare recruitment agency based in Welwyn. Known for their supportive culture, strong market presence, and commitment to developing their...

About the company: Our privately owned client is a leading name within the enabling works industry with a group annual turnover in excess of £120M. Their services include demolition, substructure and superstructure works, and their strong reputation for completing challenging projects throughout Central London and the surrounding areas, with values ranging up to £60M, has been built on delivery...

the role | as a junior front of house manager, you’ll be a growing leader who cares passionately about creating a positive place for our guests + our teams. you will support in continuous coaching + developing your team to be the best they can be, owning your shifts to drive individual + restaurant performance if you... are passionate about supporting your team + helping others be the best...

You will promote competitions, leagues, and events internally and most of all, create a fun learning environment. So, what do you get from us? As part of our Tennis team you will enjoy a great range of benefits that you’ll be hard pressed to find anywhere else in the industry:

Company Description: Job Description: Junior Estimator - Entry Level Role Knebworth – Hybrid 3 days in the office Permanent, full-time Competitive salary plus benefits Are you looking to start a career within the thriving EV and Electrical Sector? This role of Junior Estimator will be provided with on the job training from scratch and will work on a varied range of projects from LV/HV...

You will cover skills such as data mining, manipulating data, visualising data, and reporting on data. Study time for the qualification is approximately 30 hours and qualification is achieved by completing a 1-hour multiple choice exam.

You will be provided with access to a tutor and a 1-hour online revision workshop prior to sitting your exam.

You will be responsible for: Supporting the delivery of key strategic projects across the product and channel teams e.g. Price Index development, Promotional Optimisation, and delivery of the Trade Plan

You will take a lead role in the design and delivery of infrastructure projects across residential, commercial, retail, distribution, and technology sectors. This is a hands-on senior position combining technical leadership, project delivery, and mentoring of junior engineers.

we’re seeking a Senior Estimator with a strong background in civil engineering projects, particularly in drainage, utilities, and associated infrastructure works. You’ll play a pivotal role in developing accurate and competitive tenders for projects across the South East, working closely with our pre-construction, engineering, and delivery teams.Key Responsibilities * Prepare detailed and...

You will responsible for designing and implementing both manual and automated testing frameworks while partnering with our development teams drive best practices in software quality.

You will be responsible for •Work closely with product managers and developers to understand product requirements and design.

A global healthcare leader is seeking a Senior Statistical Methodology Data Scientist in Welwyn. This role is integral to innovating clinical trials by applying fit-for-purpose statistical methodologies. The ideal candidate will hold a Master's or PhD in a relevant field and have extensive experience in data science, statistics, and advanced analytical techniques, including proficiency in R or...

Senior Statistical Methodology Data Scientist page is loaded## Senior Statistical Methodology Data Scientistlocations: Welwyntime type: Tempo integralposted on: Publicado hojetime left to apply: Data de término: 30 de janeiro de 2026 (14 dias restantes para se candidatar)job requisition id: 202511-128913At Roche you can show up as yourself, embraced for the unique qualities you bring. Our culture...

You will be responsible for Supporting the delivery of key strategic projects across the product and channel teams .

You will be responsible for Developing a deep understanding of how the retail industry, our end to end supply chain and store operations work and why.

You will need Good eye for business and the strive to make changes to the way the company operates. Strong analytical and numerical skills.

You will work closely with cross-functional security and data teams to ensure the security data is reliable, accurate, and accessible.

You will be responsible for Data Integration and Transformation: Assist in the implementation of ETL/ELT processes to move data between different layers (raw, trusted, and curated) of the data lake, supporting various real-time and batch cyber use cases.