Python developer jobs in Chelmsford, Essex

 ...Robert Half has partnered with a global publishing firm and they are looking to add a Python Developer to their IT team in London. This individual will be very commercially focused, working closely with both internal and external stake holders within the business. You will... 

 ...Python Developer London/Hybrid £50,000 - £60,000 + package A leading specialist (re)insurer is growing its engineering team as it modernises its digital and data platforms. This is a great opportunity for someone who is eager to kick on, deepen their Python skills and... 

 ...Python Developer - Break into BANKING! Are you a Python Developer with 1-4 year's experience? Want to break into banking? Or already working for a bank and want to work for a high performing hedge fund? Looking to work in a hedge fund? Looking for a hybrid working role... 

 ...from concept through to secure, scalable production deployment. You’ll work across engineering, commercial, and operational teams to develop GenAI tools including retrieval-augmented systems, intelligent assistants, and workflow automation. Your work will be central to... 

 ...the next generation of foundation models Responsibilities: Develop and refine RLHF algorithms for large language and generative...  ...learning frameworks (PyTorch, JAX, TensorFlow). Proficiency in Python and standard ML libraries. Solid foundations in probability, optimisation... 

 ...experience with LLMs, Generative AI, and/or RAG-based systems ~ Strong Python skills using frameworks such as PyTorch, TensorFlow, Hugging Face...  ..., or model interpretability Responsibilities: Design, develop, and deploy advanced machine learning and deep learning models... 

 ...Algorithms development to optimise Metaheuristic optimisation and also develop code and to test it. The successful applicant will have a...  ...PhD with proficiency in Algorithm Software Development utilising Python, C++ or C#, along with: ~ A passion for AI with up-to-date... 

 ...Cyber Security Engineer (Hedge Fund) - Python/Powershell/SQL/Tableau BI/NIST/CISSP/CISA - PERM We are seeking a Cyber Security Risk Engineer with a robust background in the full suite of modern technologies employed within an enterprise environment. This role requires a... 

 ...also essential. Additionally, a strong hands-on experience with Python, SQL, and AI/ML frameworks (e.g., TensorFlow, PyTorch) is a must,...  ...maintainability across Python and other languages. Additionally, you will develop and maintain rigorous testing and validation frameworks for AI-... 

 ...related field. Strong programming skills in languages such as Python, SQL, C++, and Java. Experience with AI/ML frameworks including...  ...reviews and maintain standards for AI-assisted development. Develop testing and validation protocols for AI-generated code. Mentor... 

 ...statistical signal processing combined with programming skills in Python and experience in the use of libraries and toolboxes to support...  ...Advanced Information Processing (AIP) group, specialising in developing novel inference algorithms and the application of AI/ML to sequential... 

Job description Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender...

 ...techniques and tools. You should possess strong programming skills in Python or similar languages and have experience in data-intensive...  ...Machine Learning Engineer on our analytics team, you will design and develop machine learning models to tackle key business challenges in the... 

 ...Data Engineer (Python) - Leading Asset Manager | London (Hybrid) Brand-new team. High autonomy. Big impact and high bonus! A top Asset Manager is building a new data function from scratch , and they need a sharp Data Engineer to help define and deliver their future data... 

 ...Senior/Lead Hands on Full Stack Developer - React / Python London | Hybrid (4days in the office and 1 day from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves... 

 ...client needs and technical excellence. Provide strategic and technical leadership, shaping technology roadmaps, mentoring other developers, and fostering team growth. While ensuring the correct ML & AI architecture and models are used to solve the required problem. Play... 

 ...sessions, and a supportive team culture. The Role – What You’ll Do • Teach Computer Science at KS4–KS5. • Deliver programming (Python/Java), cybersecurity, databases, and algorithms. • Use AFL and intervention strategies to support rapid progress. • Help run enrichment... 

 ...will teach KS3–KS5 , spearhead coding and robotics clubs and support the department’s digital enterprise strand, engaging students with Python, AI and mobile-app development. School Information This school, rated Good by Ofsted and with a roll of approximately 1,300... 

 ...currently growing, direct reports could be approx of 12 engineers (Junior, Mid-level and Senior.) Technical experience will be with Python, dealing with huge volumes of data at scale across both bathc and stream processes. Orchestration tools such as Apache Airflow,... 

 ...Machine Learning Engineer Design and develop machine learning models to address key business challenges in the insurance sector. Collaborate with the analytics team to identify opportunities for leveraging data-driven solutions. Deploy machine learning algorithms... 

 ...performance and continuity. Troubleshoot issues in collaboration with developers and technical teams. Support upgrades, installs and...  ...DevOps). ~ Strong scripting skills — PowerShell preferred (Bash or Python also valuable). ~ Good working knowledge of SQL / database... 

 ...Engineer at Barclays, I seek candidates with: ~ Proficiency in Python, especially in backend systems and infrastructure. ~ Deep expertise...  ...Responsibilities: ~ In this role, I expect you to: ~ Design, develop, and improve software using various engineering methodologies to... 

 ...statistical approaches to interrogate large-scale genomic datasets Develop new models to quantify genetic contributions to disease and...  ...analytical models or workflows Strong programming skills in R or Python, with experience in statistical libraries and bioinformatics... 

 ...labour is forecast, scheduled, and optimised. The role involves developing data-driven systems that anticipate demand, improve service delivery...  ...academic study or professional experience Confident using Python and standard machine learning libraries and frameworks A... 

 ...foundations, build end-to-end solutions, and deliver insights that directly influence strategy. Responsibilities: Develop data pipelines using Python, Pandas, and SQL Build and deploy machine learning models with PyTorch Create LLM and workflow integrations using... 

 ...Looking For You’ve led the delivery of applied machine learning projects, ideally across commercial or regulated sectors Strong Python skills and comfort using core libraries (e.g. NumPy, Pandas), plus familiarity with deep learning tooling like PyTorch Expertise in... 

 ...closely with investors and engineers to forecast key company KPIs, design real-time dashboards, and develop best-in-class data infrastructure. Key Requirements ~ Strong Python (pandas, NumPy, scikit-learn; PyTorch/TensorFlow a plus) and SQL skills ~ Experience applying... 

 ...their Sustainable Research team. This role will play a key part in developing the tools, infrastructure and analytics that drive the firm’s...  ...working with ESG and sustainability data Strong proficiency in Python and practical experience using SQL Experience with data... 

 ...Ownership Act as the go-to data scientist for a core product area. Develop a deep understanding of user behaviour and product performance....  ...querying large, complex datasets. Basic working knowledge of Python. Familiarity with ETL workflows and debugging data issues.... 

 ...creating and shipping real-world AI solutions Strong analytical mindset demonstrated through study or industry work Confident using Python and common machine-learning toolsets Decent grasp of key ML methods and when to apply them Experience delivering ML features in...