15 of 15 AWS Lambda Jobs in the City of London

team in a high-performing culture built on trust, clarity and psychological safety Take ownership of event-driven architecture using Node.js, TypeScript, DynamoDB and AWS Lambda, and build frontend applications in React/TypeScript Shape reusable software components across the stack and deliver major features from concept through … services Write clean, maintainable code using TypeScript (Node.js backend) Design reusable components and patterns that scale across the platform Build event-driven applications using AWS Lambda and AWS API Gateway Contribute to modern frontend development (e.g., React or similar), ensuring great UX and accessibility Deliver major features ...

fintech scale-up working with top-tier global financial institutions. The role involves building and scaling backend systems in Node.js and Python, deploying on AWS (Lambda, DynamoDB, PostgreSQL), and collaborating closely across engineering, product, and customer teams. 💼 Ideal Candidate: Proven experience with backend/fullstack development using Node.js … Python , and AWS serverless architecture Strong database design skills (PostgreSQL, DynamoDB, Elasticsearch) Familiarity with frontend frameworks like Vue or React Comfortable mentoring developers and influencing technical direction Experience in financial services or a data-heavy B2B environment is a plus 🛠 Tech Stack: Node.js , Python , AWS (Lambda, DynamoDB ...

Python Developer 3 months Remote Inside IR35 - Umbrella only Overview The client requires strong Python Developers with deep, hands-on AWS experience. This is an application-focused role - DevOps/operations-heavy profiles are not suitable for this engagement. Most Important Strong Python Developer (5+ years hands-on development … experience) Strong AWS experience (hands-on, application-focused) Essential Technical Requirements Python Development 5+ years of hands-on development experience (not scripting/automation roles) Strong knowledge of boto3 API Experience building RESTful applications Strong understanding of testing frameworks, unit testing, and regression testing methodologies AWS Expertise Deep ...

Your responsibilities: Design and develop web applications using Java (latest versions), Spring Boot, and AWS technologies. Architect and implement RESTful APIs for distributed enterprise-grade systems. Develop robust, scalable, and high-performance microservices leveraging Spring Boot and modern design patterns. Integrate and manage AWS services such … Lambda, RDS, and API Gateway for cloud-native deployments. Build and optimize multithreaded and concurrent applications, ensuring thread safety and performance. Implement CI/CD pipelines using Jenkins, GitHub Actions, or AWS CodePipeline for automated deployments. Containerize applications with Docker and orchestrate using Kubernetes for scalability and resilience. ...

Senior C# Engineer - .Net Core, AWS Serverless Services, MySQL, APIs, Event Driven Outstanding permanent opportunity to join this global, market leading, B2B SaaS tech business as a Senior C# Backend Engineer with deep expertise C#, .Net Core, MySQL, AWS Serverless Services and event driven architecture. This business … Core, passionate about building robust, elegant APIs. Strong understanding of microservices and event driven architectures and cloud-first software design. 5+ years experience with AWS serverless services (Lambda, API Gateway, SQS/SNS, Step Functions, S3). Proficiency with relational databasesespecially Aurora MySQLand solid data modelling skills. Knowledge ...

security and data integrity standards. Integrations: Manage third-party integrations, ensuring reliable and secure data exchange. Infrastructure Collaboration: Work with the Platform team on AWS-based deployments and CI/CD processes. Performance & Reliability: Optimise background processing and database performance to maintain system stability. Incident Response: Support investigation … processing using Sidekiq and Redis. Solid understanding of RESTful API design, JSON serialization, and authentication (e.g., JWT, SSO). Hands-on experience with AWS services and containerised deployments (Docker). Experience troubleshooting and supporting production systems. Comfortable working within and improving existing codebases. Ability to prioritise effectively and manage ...

AWS Contact Centre/Amazon Connect - Software Engineer Amazon LEX engineer. Contract | 12 months | Hybrid (UK‐based) Up to £700 per day Inside IR35 We’re partnering with a major UK enterprise expanding its AWS Contact Centre engineering capability. The team is building new features and services across … role You will work with cross‐functional product and engineering teams to: Design, develop and enhance services using Amazon Connect , Amazon Lex , Contact Flows , Lambda , and LLM‐driven capabilities Build new features and maintain existing products across multiple Connect environments Write clean, maintainable code in TypeScript , JavaScript , and Python ...

agentic and RAG-based solutions for enterprise use Own delivery from proof-of-concept through to production Work with cloud-native architectures (e.g. AWS Lambda, Step Functions) Lead and guide junior engineers within project teams Key Details Salary : £100,000–£130,000 + benefits Working model : Hybrid … days/week in London office) Tech stack : Python, LLMs (OpenAI/Claude), Docker, CI/CD, microservices, AWS If you're a strong backend or platform engineer passionate about GenAI and excited to ship high-impact tools, this is the opportunity to step into it. Budget Salary range ...

Looking For Strong Python (Flask moving to FastAPI with Typing) backend experience Proven experience building APIs within service-oriented architectures Solid SQL knowledge PostgreSQL AWS (Lambda, ECS) Docker Strong system design and data flow thinking Collaborative mindset with high coding standards What’s On Offer Top-of-market ...

real impact of your decisions, and grow your skills in a culture that values learning, development, and career progression. Tech Stack: MySQL, SQL, Python, AWS (Lambda, RDS, etc) What do you need? Exceptional MySQL skills (query optimisation, indexing, execution plans, and troubleshooting) Strong SQL skills for production-grade ...

just about coding, its about influencing product and business impact Desired Skills & Experience Fullstack JavaScript/TypeScript/Node.js software engineering experience SASS, DynamoDB, AWS Lambda, and Serverless Framework are all beneficial eCommerce/Shopify experience is a bonus ...

Backend Software Engineer/Developer (Go/Golang AWS) London to £80k Are you a data savvy, backend focussed Software Engineer who enjoys using a range of programming languages with exposure across the full tech stack? You could be progressing your career working on bleeding edge, Machine Learning … detect fraudulent call activities. As a Software Engineer you'll join a collaborative Agile team responsible for building and maintaining the critical, cloud (AWS) based data processing platform that enables real-time call risk analysis. You'll use a range of technology, with a focus on Golang, TypeScript ...

similar); familiarity with multi-drop, time windows, packing rules. Spatial data experience: Coordinates, geocoding, map/route visualisation, basic GIS concepts. Cloud & delivery awareness: AWS (S3, ECS/Lambda, SNS/SQS), Docker, CI/CD (GitHub Actions), SQL/Postgres. TypeScript fluency: Able to read … data contracts with the Command team. Our environment Python, Polars/pandas, NumPy, scikit-learn, Plotly, SQL/Postgres, NVIDIA cuOpt, HERE APIs, AWS (S3, ECS/Lambda, SNS/SQS), Docker, GitHub Actions, TypeScript/Node (Command services). Interview process 30-min intro (role, your goals ...

escalation point for critical incidents Skills and Experience: 5+ years’ software development experience with 2+ years in a senior or leadership role Solid AWS experience (EC2, S3, RDS, Lambda) and cloud-native architecture Proficient in SQL (MSSQL & PostgreSQL) and API integrations Experience with CI/CD, Git, Jira ...

hybrid 1-2 days onsite every 2 weeks Inside IR35 - Umbrella only Skills required: Intermediate to advanced practical experience with: React and TypeScript Python AWS services i.e. Athena/Glue, DynamoDB, ECS, S3, Lambda, SQS, Step Function, etc Automated testing frameworks for Python and JavaScript Terraform for infrastructure ...

queries in PostgreSQL Build clean, well-documented RESTful APIs and service integrations Contribute to containerised environments using Docker and maintain cloud-native services on AWS Participate in architecture discussions, CI/CD pipelines, and quality assurance processes Mentor peers, share knowledge, and promote best practices in backend development Skills … with PostgreSQL and libraries such as sqlx and gorm Solid understanding of Docker and containerised development Experience building RESTful APIs and integrating services Desirable: AWS services (Lambda, EventBridge, SQS), microservices architecture, CI/CD tooling, event-driven systems Package: £70,000 + £3K on call bonus Fully Remote ...

Snowflake + dbt workloads. Migration reliability engineering. Monitoring, alerting, dashboards. Incident ownership & RCA. Required Skills/Experience The ideal candidate will have the following: AWS core services expertise (EC2, S3, IAM, VPC, CloudWatch, Lambda). Snowflake operations, tuning, cost governance, incident response. dbt operations & model dependency debugging. Observability ...

🚀 Full Stack Engineer - GraphQL - TypeScript | Cloud-Native | Contract (Outside IR35) 📍 West London HQ | Hybrid (2 days on site) | Outside IR35 | 6-month initial contract (extensions likely) GraphQL Full Stack Engineer - TypeScript | Cloud-Native | Contract (Outside ...

candidate will have the following: Strong SQL; Snowflake ELT; dbt experience. Python/PySpark, ETL/ELT design. Data Vault 2.0 or dimensional modeling. AWS services (S3, Glue, Lambda, Redshift) or GCP equivalents. Experience with CI/CD for data pipelines. Good to have skills Although not essential ...

Develop models using Python, PyTorch and modern ML frameworks Work with large datasets to train, evaluate and optimise models Implement and scale solutions on AWS (SageMaker, Bedrock, Lambda, etc.) Contribute to generative AI initiatives using Hugging Face and open-source models Collaborate with data engineers, architects and stakeholders … roles Strong Python programming skills Hands-on experience with PyTorch Experience with Hugging Face transformers or similar frameworks Solid experience deploying ML solutions on AWS Understanding of MLOps, model deployment and performance optimisation Ability to work in a consultancy environment with multiple clients Desirable: Experience with LLMs, RAG pipelines ...