1 to 25 of 89 AWS Lambda Jobs in 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 ...

client is currently recruiting for an AWS/Node.js Developer on an initial 3 month contract. The AWS/Node.js Developer will be responsible for building the AWS Layer to extract data from the back end and build API's to integrate with the Front End. This … remote based contract, but candidates must be located in the UK. Key Experience & Skills needed for the AWS/Node.js Developer Programming & Frameworks - Node.js Compute & Orchestration - AWS Lambda, AWS Step Functions API & Integration - Amazon API Gateway, Amazon Event Bridge Messaging - Amazon SQS Data Stores & Search - Amazon ...

Manager, ISDA Amend, Outreach360, Request for Amendment, KYC, and Tax Utility. We leverage a mature Java/Spring Boot-based tech stack, supported by AWS infrastructure, along with the latest advancements in the industry to deliver this solution over a multi-year span. Responsibilities Working across backend, front … challenges in the client lifecycle management space, utilizing your extensive experience with the Java/Spring Boot/Angular/PostgreSQL tech stack and AWS infrastructure. Provide guidance and technical leadership to development teams on best practices, coding standards, and software design principles, ensuring high-quality outcomes. Demonstrate ...

Data Layer : Neo4j graph database, PostgreSQL, complex data modelling AI/ML : OpenAI integration, semantic search, conversational agents, unstructured data analysis and extraction Infrastructure : AWS (Lambda, ECS/EKS, API Gateway, S3) DevOps : Terraform, GitHub Actions, Helm, Infrastructure-as-Code Data Science : Graph analytics, data pipelines, ETL workflows … willingness to learn quickly Knowledge of event-driven architectures and message queues Knowledge of API design principles, data validation, and serialisation Experience with AWS Lambda and serverless architectures Experience working across the stack (backend + some frontend) Understanding of web technologies, HTTP, and API integrations Ability to contribute ...

Data Layer : Neo4j graph database, PostgreSQL, complex data modelling AI/ML : OpenAI integration, semantic search, conversational agents, unstructured data analysis and extraction Infrastructure : AWS (Lambda, ECS/EKS, API Gateway, S3) DevOps : Terraform, GitHub Actions, Helm, Infrastructure-as-Code Data Science : Graph analytics, data pipelines, ETL workflows … event-driven architectures and message queues Knowledge of API design principles, data validation, and serialisation Experience with observability tools (OpenTelemetry, Prometheus, Grafana) Experience with AWS Lambda and serverless architectures Experience working across the stack (backend + some frontend) Understanding of web technologies, HTTP, and API integrations Ability ...

their public sector team in London. This is a brilliant opportunity for someone with 3 to 5 years of experience looking to master AWS serverless architecture. The Tech Stack Back End: Python (RESTful APIs, Microservices) Front End: React, TypeScript Cloud: AWS (Lambda, DynamoDB, SQS) Ops: CI/… Looking For You must hold an active SC Clearance. 3+ years of commercial experience with Python and React/TypeScript. Hands-on experience with AWS services (specifically Lambda, DynamoDB, SQS). Familiarity with AWS (specifically Lambda/DynamoDB). ...

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 ...

streaming ecosystem. What You’ll Be Working On Building and supporting APIs and microservices in production Developing backend systems using Python + AWS (Lambda, API Gateway, S3, DynamoDB) Working with event-driven systems (Kafka, SNS/SQS, etc.) Supporting and improving existing production systems Debugging real-world issues … keeping systems stable at scale Collaborating within an existing team + codebase (pragmatic engineering) Tech Stack Python AWS (Lambda, API Gateway, S3, DynamoDB, IAM) Event-driven systems (Kafka, SNS/SQS) Databases (Postgres, DynamoDB, Couchbase) CI/CD (Concourse, Git workflows) Observability (Prometheus, Grafana, CloudWatch) What ...

critical services across the ecosystem. What You’ll Be Working On Designing and delivering scalable APIs and microservices Building backend systems using Python + AWS (Lambda, API Gateway, S3, DynamoDB) Handling event-driven architectures (Kafka, SNS/SQS, etc.) Driving system design decisions across distributed systems Improving observability … performance in production Debugging complex issues and leading resolution across teams Staying hands-on while setting technical direction and standards Tech Stack Python AWS (Lambda, API Gateway, S3, DynamoDB, IAM) Event-driven systems (Kafka, SNS/SQS) CI/CD (Concourse, Git workflows) Databases (Postgres, DynamoDB, Couchbase) Observability ...

AWS Devops Engineer My Government financial client is looking for an experienced AWS DevOps Engineer to join its technical AWS Devops team on a permanent basis. This role requires a candidate with around 10 years of AWS Devops experience so is not entry level. The role … proactive mindset, and the ability to balance stability with continuous improvement. It is to work on a cloud transformation project Technical DevOps Skills Required AWS Services ( Route53, S3, EC2, ECS, ECR, VPC, IAM, Lambda, DynamoDB, Cloudfront) AWS Services (TGW, RDS, , etc.) Cloud formation & Terraform Jenkins & GIT (Gitflow ...

orchestration programme for a major enterprise client. They require an experienced AI Engineer/Senior Python Engineer with strong microservices experience, LLM integration and AWS serverless expertise to support the build of an intelligent prompt‐orchestration platform powered by AWS Bedrock. Key Responsibilities Develop and maintain Python microservices … serverless functions (AWS Lambda), backend APIs and Python packages Build LLM‐powered agents, orchestration flows and MCP servers using AWS Bedrock Analyse logs, traces and evaluation outputs from a live AI product environment Design and maintain REST APIs interacting with AWS services including OpenSearch, DynamoDB, Kendra ...

development experience in eCommerce and payment 10+ years of full stack development expertise (Springboot, Microservices, Node JS for payment integration.) Linux, Spring Boot 2.0, AWS Lambda, ReactJS, Node JS, MySQL on AWS RDS, AWS Elasticsearch Should have used and enabled AI across design, development and testing. ...

owning internal applications and infrastructure. Youll sit at the intersection of backend engineering and cloud infrastructure , with a strong emphasis on Python development and AWS serverless architecture . The role requires someone who can operate with high autonomy , move quickly, and take full ownership of systems from design through … production. What Youll Be Doing Designing and building internal platforms and API-driven applications Developing Python-based services, tools, and automation Working with AWS serverless architecture (Lambda, API Gateway, DynamoDB, Cognito) Managing infrastructure using Terraform and CI/CD pipelines (GitLab) Improving and redesigning existing systems and applications ...

week timelines Acting as a technical sounding board for architecture decisions Providing guidance and support to other engineers Tech Stack Snowflake DBT Python (including Lambda for AWS workflows) AWS (data pipelines + infrastructure) Oracle (legacy system exposure beneficial) Power BI (understanding of downstream consumption) Domain Experience Experience … walkthrough + technical discussion with a Data Engineer Stage 2 - 45 mins Competency + technical deep dive covering: DBT development & modelling Snowflake engineering AWS pipelines (Python/Lambda) Data migration approach Onsite availability required Wednesday/Thursday in week two. Ideal Candidate Profile Strong hands-on experience with ...

will play a critical role in designing and building scalable, secure infrastructure for tokenized assets, leveraging modern web technologies ( Next.js ) and cloud-native architectures ( AWS ). This role requires deep expertise in Rust-based smart contract development , strong familiarity with Layer 2 (L2) ecosystems , and the ability to build … implement L2-integrated systems (rollups, bridges, settlement layers) Develop backend services and APIs using Node.js/Next.js Deploy and manage scalable systems on AWS (Lambda, ECS, S3, RDS, etc.) Create secure, performant systems with strong attention to key management and custody flows Collaborate with product and frontend teams ...

delivery, you will design, build, and operate the runtime, infrastructure, and operational layers supporting RAG pipelines, LLM orchestration, vector search, and evaluation workflows across AWS and Databricks. Working closely with senior AI engineers and product teams, you'll ensure AI systems are scalable, observable, secure, and cost-efficient, turning … products. Build, operate, and optimise RAG and LLM-backed services, improving latency, reliability, and cost. Design and run cloud-native AI services across AWS and Databricks, including ingestion and embedding pipelines. Scale and operate vector search infrastructure (Weaviate, OpenSearch, Algolia, AWS Bedrock Knowledge Bases). Implement strong observability ...

Hybrid - 2 days onsite Salary - £60,000 - £65,000 We are looking for a DevOps/Cloud Engineer to design, build, and support scalable AWS-based cloud solutions for enterprise clients. In this role, you will be responsible for developing Infrastructure as Code, building and maintaining CI/… pipelines, and deploying applications across cloud environments. Requirements Strong experience with AWS (or other public cloud platforms) Hands-on experience with Infrastructure as Code (Terraform or CloudFormation) Proven experience building and maintaining CI/CD pipelines (e.g. Jenkins, Git) Experience with serverless technologies (e.g. AWS Lambda ...

Stratford) Your core responsibilities include: • Analyse and interpret eval results, logs and traces from a live AI product • Develop and maintain Python microservices, AWS Lambda functions, Python packages and REST APIs interacting with AWS Bedrock, OpenSearch, Kendra, DynamoDB, and other services. • Build and maintain Lambda functions ...

Technical Lead - Active SC, AWS, NodeJS, Java/Scala £Market rate London/Remote (Must be UK Based) My client is an International Consultancy who require a Technical Lead with Active Security Clearance (SC) and expertise across Typescript, NodeJS, AWS (Cloudwatch, Lambda, SQS, S3 etc), Terraform, PostgreSQL … customer. Key Requirements: Active Security Clearance (SC) Demonstrable experience as a Technical Lead, providing Technical Leadership, Coaching and Mentoring Technical skills - Typescript, NodeJS, AWS (Cloudwatch, Lambda, SQS, S3 etc), Terraform, PostgreSQL and Java/Scala Working knowledge of collaboration tooling (Jira/Slack/Teams/Figma) Involvement ...

they reward publishers and manage commissions and transactions using an event-driven architecture. We use an exciting array of technologies, including Java/Spring, AWS Lambda, Kafka, NodeJS, SQL/NoSQL databases, and more. Key tasks and responsibilities Work within a small, collaborative team using agile methodologies … Product Owners, UX Designers, and Agile Coaches Familiarity with agile processes, particularly Scrum Knowledge of TDD or BDD practices Experience with cloud platforms, ideally AWS, and Infrastructure as Code Interest in and practical use of AI tools to augment software development practices Willingness and ability to work with more ...

building and owning internal applications and cloud-based systems. Youll work across backend development and cloud infrastructure, with a strong emphasis on Python and AWS serverless architecture. The role requires someone who can operate with high autonomy, move quickly, and take ownership of systems from design through to production. … What Youll Be Doing Designing and building cloud-based platforms and API-driven applications Developing Python services, tools, and automation Working with AWS serverless architecture including Lambda, API Gateway, DynamoDB, and Cognito Managing infrastructure using Terraform and CI/CD pipelines (GitLab) Improving and redesigning existing systems ...

software engineering, delivering solutions that genuinely make a difference to society. The Opportunity: This is an exciting opportunity for an experienced Cloud Engineer (AWS) to join a high-performing engineering team working on cutting-edge cloud platforms. Youll be part of a DevOps-first environment, building and operating secure … close to end-users, giving you real ownership and the ability to influence technical decisions. What Theyre Looking For: Strong hands-on experience with AWS (EC2, Lambda, S3, RDS, IAM, etc.) Experience solving complex technical or business problems Scripting or coding (Python, Bash, or similar) Infrastructure as Code ...

world. Key areas of responsibility include: Infrastructure & Cloud Engineering: • Design, provision, and manage scalable cloud infrastructure using Infrastructure-as-Code (Terraform, CloudFormation) across AWS (must have deep experience), GCP, or Azure. • Architect and maintain highly available, fault-tolerant systems that support our AI/ML workloads, web applications … Implement and maintain security best practices including network security, firewalls, role-based access control (IAM), encryption at rest and in transit, and secrets management (AWS Secrets Manager, HashiCorp Vault). • Develop and enforce governance frameworks for working with LLM APIs and AI services, including data protection, PII safeguards ...

GitHub Actions (CI/CD pipelines and quality gates) 💻 The stack under test: Python microservices with Kafka React/Next.js/TanStack Query (frontend) AWS Lambda, S3, RDS/Aurora (infrastructure) Terraform-managed environments So you'll need to be comfortable with the full picture, not just ...

unit testing, and data reconciliation frameworks to ensure "penny-perfect" accuracy. Technical Stack Engine: PySpark (Expert), Python (Clean Code/SOLID principles). AWS: EMR, Glue, S3, Athena, IAM, Lambda. Data Modeling: SCD Type 2, Fact/Dimension tables, Data Vault/Star Schema. Legacy: Proficiency in reading/ ...