Python Engineer React jobs in Kings Langley

About this role At BlackRock, technology is central to our mission, and our team continues to drive innovation across the industry. We value curiosity, collaboration, and a willingness to experiment to tackle complex problems. Here, you’ll experience a collaborative environment where teamwork happen

Burns Sheehan

£40,000 - £65,000 /year

We’re partnered with a fast-growing green-tech business building a cloud based software for the energy sector. They’re hiring a Software Engineers (Mid-Senior) to join a core product team responsible for the backbone of the platform. These are highly hands-on roles for software engineers who enjoy o

Who you are Solid commercial development experience with strong proficiency in Java and Spring Boot, alongside hands-on experience building end-to-end full stack applications (frontend, backend, and APIs) Python (agent services, orchestration, LLM integrations) Experience working with modern fronten

Backend Engineer - Rust & Python Permanent | Up to £130,000 | London (Hybrid - 2 days onsite) We are seeking an ambitious Backend Engineer to join a fast-growing technology company at a pivotal stage of scaling. You will design and build distributed systems, storage infrastructure, and backend p

About Lendable Lendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off to a strong start: One of the UK’s newest unicorns with a team of just over 700 people Among the fastest-grow

Role: Python Software Engineer Location: London Compensation: £150,000 per annum + Bonus & Benefits Sector: Leading Fintech Overview We’re partnering with a prominent technology-driven finance firm seeking a skilled Python Developer to join their London engineering team. This is a chance to work

Job Description As a Lead Software Engineer at JPMorgan Chase, you will join an agile team building secure, scalable, and resilient front-office solutions that power trading, ref data management, and P&L. You will design, develop, and troubleshoot multiple components across complex systems while

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network The next step is to speak to Jack. Senior React Native Engineer Salary: £110k + Equity Company Description: Lendable.co.uk - Profitable fintech unicor

Senior Python Engineer / Developer (FastAPI Django) London to £120k Would you like to progress your career in a senior, hands-on role at a growing social media start-up? As a Senior Python Engineer you'll focus on building backend services and FastAPIs using Python as well as integrating LLMs and pa

Python Software Engineer | £80 - £90 We're working with a leading global investment banking powerhouse on this exciting opportunity. You will join their Equity Linked Technology team to revolutionize front-to-back automation for a multi-billion dollar Structured Notes business. This is a high-impact

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network The next step is to speak to Jack. Lead AI/Python Engineer Company Description: LightWork AI - Fast-growing AI startup transforming real estate techno

Software Engineer III - GenAI, Python, AWS {"description": " Job Description Market Risk Technology is responsible for providing JP Morgan's Risk Managers with the capability to assess the financial impact of various adverse market scenarios at a firm wide level. This capability covers calculations,

Harrington Starr

A Global Commodities Brokerage in the City of London seeks a Senior C#, .NET Software Engineer to join their front office team. This pivotal role involves immediate contributions to the design, coding, and testing of modern web applications, and requires excellent knowledge of C#, .NET, and React. T

Senior Python Engineer London | Hybrid £100,000 + 20% bonus We are working with an insurance business building out a Data & AI function focused on delivering LLM driven underwriting systems. The team is developing software that can extract, interpret and communicate complex insurance data in nea

Product-Focused Full Stack Engineer (Python, Django) | Go, GraphQL, Flutter | High Ownership, End to end | AI Infrastructure Scale-Up | £60-120k + Equity | London Hybrid The Company – Building intelligent software for operational efficiency at scale We’re working with a fast-growing technology compa

Senior Python Engineer | £95,000 - £100,000 We're working with an innovative insurance-tech leader building out a high-impact Data & AI function on this exciting opportunity. Ditch the "proof of concept" experiments and join a team building production-grade LLM-driven underwriting systems. You w

Software Engineer - C# - React.js Location: Central London Work arrangement: Hybrid; 1 day on-site (Monday – Friday; 09:00 – 17:30) Salary: £65,000 - £75,000 per annum (dependent on experience) Start Date : Immediate \ Please be advised that our client is unable to provide sponsorship* \ * Essential

Full Stack Engineer / Developer (Python Django Angular) London onsite to £70k Are you a technologist with a strong academic background? You could be progressing your career in a role you can shape and influence at a scaling technology company; the core product is used by Geophysicists at energy comp

About the Job you are considering: We are seeking a highly experienced Data Engineer ( Hadoop / Spark / Scala / Python) to join our Financial Services Data Practice. You will have deep hands‑on expertise in Hadoop, Spark, Scala, Python. Hybrid working: The places that you work from day to day will v

Senior Software Engineer / Developer (Java Python Messaging) London / WFH to £140k Are you a Senior Software Engineer with strong Java development experience within finance / trading environments? You could be progressing your career in a hands-on Senior Software Engineer role at the Investment Mana