26 to 50 of 76 MongoDB Jobs in London

ability to operate in ambiguity. Non-Negotiables Python FastAPI – or adjacent Python frameworks API design and backend architecture fundamentals PostgreSQL and/or MongoDB experience Strong React or React Native experience AWS serverless infrastructure and Docker experience for bespoke services Nice to Haves B2C mobile app experience Node.js development alongside ...

Focus on scalability, performance, and reliability Work closely with Product and Data Science Contribute to architecture and technical improvements Tech Stack:- Java, Python, AWS, MongoDB, MySQL, Kubernetes, Git What they're looking for: 5+ years' backend or server-side engineering experience Strong system design and production experience Autonomous, senior-level ...

Azure, including managed services for data processing and storage Databases: Deep knowledge of both transactional (PostgreSQL, SQL Server) and analytical databases (ClickHouse, MongoDB, etc.), with particular emphasis on time‐series data. Additional experience that would be useful but not required includes Kubernetes, pricing & risk engines, working with quants, emerging technologies ...

Build robust user authentication, authorisation, and account management (Auth0) Integrate payment processing and subscription management (Stripe) Design and manage user databases and data models (MongoDB, PostgreSQL) Implement asset storage, retrieval, and management systems (AWS S3) Build job queue management for async ML workflows (SNS, SQS) Setup application monitoring and logging ...

with continuous integration and deployment tools such as GitLab, GitHub, or Jenkins. Vector Databases: Experience with and (but not limited to) ChromaDB, Pinecone, PGVector, MongoDB , Qdrant etc. NoSQL: Familiarity with NoSQL databases (e.g., MongoDB preferred). SQL: Experience working with SQL databases like PostgreSQL. Proficient in Git and version control ...

with continuous integration and deployment tools such as GitLab, GitHub, or Jenkins. Vector Databases: Experience with and (but not limited to) ChromaDB, Pinecone, PGVector, MongoDB , Qdrant etc. NoSQL: Familiarity with NoSQL databases (e.g., MongoDB preferred). SQL: Experience working with SQL databases like PostgreSQL. Proficient in Git and version control ...

standards, own features from scratch & improve an already super fast-paced technical team Tech Stack: Python ( Django/FastAPI) Typescript ( Vue.js) AWS, serverless NoSQL ( MongoDB/DynamoDB Observabilty/Datadog. This role will give you real ownership, ability to work end to end, and requires someone who can slot ...

design, capacity planning) Azure managed relational experience (e.g., Azure SQL MI/DB): migration, operations, and tooling Distributed NoSQL experience (e.g., Cosmos DB/MongoDB/DynamoDB): data modelling and operational tuning Modern analytics/lakehouse concepts (e.g., Fabric/Synapse/Databricks), pipelines, and semantic models Backup/restore ...

/DB/internal tools) Help level up a growing engineering team Tech TypeScript, Node.js, React AWS (incl. S3), Kubernetes MySQL, MongoDB, Elasticsearch What they want Strong TypeScript engineer with real backend depth Startup/small team experience (must be comfortable with pace + tradeoffs) Solid database design + ...

React and comfortable across the full JavaScript and TypeScript stack Backend experience building REST APIs using NestJS or Express Or Python Experience with MongoDB or similar databases Evidence of building independently, for example side projects, startups, open source work Experience in a company with fewer than 50 employees High agency ...

leveraging advanced techniques like embeddings with Voyage AI, rerankers , and query enrichment . Designing and maintaining efficient data pipelines and vector storage solutions using MongoDB Atlas Vector Search. Fine-tuning LLMs on custom datasets to enhance performance for specialized tasks related to our documentation and user support. Collaborating with ...

know the difference between code that works and code that's right Strong grasp of our tech stack: Node.js, React/React Native, Next.js, MongoDB, and experience with third-party integrations Comfortable working in a lean, fast-moving startup environment where you'll contribute to product decisions, not just execute ...

Senior Java Software Engineer – Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by a global Fintech. … developing distributed, real-time applications with deep knowledge of Reactive Programming Principles and tools like Akka, Kafka, WebFlux, RXJava Hands-on experience of both MongoDB and AWS cloud Industry experience within Financial Services, preferably within the Payments arena or at the very least, high volume, low latency platforms ...

very best .NET Developer. Our client can provide you with industry recognised training in: .NET 10.0, C# 14, WPF, Azure SQL, MVVM, Prism, TDD, MongoDB, continuous integration, dependency injection, TDD and Agile (Scrum/Kanban). Additionally you will follow the firm's official career progression programme with the view ...

production Strong proficiency in Python Experience with streaming systems (Kafka, Pulsar, or similar) Familiarity with graph data structures and algorithms Experience working with databases (MongoDB or similar) Solid understanding of distributed systems concepts and trade-offs Proven experience owning systems end-to-end Experience with Git and collaborative development workflows ...

candidates who have built in ambiguous, fast-moving environments Someone who measures their impact in business outcomes, not just tickets closed Nice to Have 🧞 ♂️ MongoDB LLM integration experience (OpenAI, Anthropic, etc.) Background in AI-adjacent SaaS (where you were building zero-to-one) The Team & Culture 💛 10 engineers total, organised ...

about building, improving, and scaling a platform that directly impacts customer experience and revenue. The environment is backend-leaning, built around Node.js, TypeScript and MongoDB, with an API-first, event-driven approach. But more important than the stack is the mindset — engineers here are trusted to take ownership, think ...

messaging standards and protocols commonly used in financial transactions. Deploy, monitor, and scale applications in Red Hat OpenShift and AWS cloud environments. Integrate with MongoDB and other NoSQL/SQL datastores for real-time data management. Collaborate with DevOps, Product, and QA teams to ensure production-grade solutions. Participate … OpenShift and/or Kubernetes. Strong cloud experience with AWS services such as ECS, EKS, Lambda, S3, etc. Solid understanding of MongoDB and NoSQL design patterns. Prior experience in Payments Processing, financial services, or banking systems. Strong communication skills and a bias toward action and opinionated design decisions. Nice ...

Senior Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by a global Fintech ...

automation. Key Responsibilities Provide strategic guidance on the secure adoption and use of SaaS and PaaS platforms, including Microsoft, Google and Atlassian ecosystems, MongoDB Atlas and internally developed platforms Deliver technical consulting to identify misconfigurations, reduce platform risk and promote security best practice across teams Support secure design and integration ...

seeking a Technical Business Analyst with strong domain knowledge in Capital Markets and hands-on experience with MongoDB and SQL. This role bridges business stakeholders and technology teams, translating complex financial requirements into scalable technical solutions. Key Responsibilities • Collaborate with traders, portfolio managers, risk teams, and IT to gather … functional and technical specifications • Work closely with developers to design and validate data models, APIs, and system integrations • Perform data analysis using SQL and MongoDB to support decision-making and troubleshooting • Create and maintain documentation including BRDs, FRDs, user stories, and process flows • Support system testing (UAT, SIT) and ensure ...

.NET Developer, Azure - Formula One Racing Team - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Programmer, Full Stack ...

.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect ...

.NET Developer, .NET 10.0, C# 14, Azure SQL - Investment Bank - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full ...

.NET Architect - Social Messaging Platform - London (Tech stack: .NET Architect, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Programmer, Full Stack Engineer, Developer ...