1 to 25 of 87 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 ...

Senior Golang Developer - Kubernetes - Financial Services Excellent opportunity opens for an experienced Developer strong on Golang with experience in AWS and Kubernetes to join a highly regarded Financial Services entity's London office. You will act as the team lead and play a key role in building mission-critical … support financial applications and services , including trading platforms, investment systems, and risk management tools. Build and deploy cloud-based solutions using Amazon Web Services (AWS), including services such as EC2, S3, RDS, DynamoDB, and Lambda to create scalable, reliable, and secure infrastructure. Implement and manage containerized applications using ...

Data Engineer Python | AWS | AWS Glue | AWS Lambdas | Accounting Data | Insurance | London (Hybrid) | Up to £80K A leading insurance firm is seeking a Data Engineer to join a newly formed Data squad responsible for building a greenfield data platform. This Data Engineer will work closely with internal … Location: London Data Engineer Responsibilities Design, build, and maintain robust data pipelines from the ground up Develop and optimise ETL workflows using Python and AWS Work closely with Accounting and Finance teams on month-end, IBNR, and financial reporting data Ensure data quality, accuracy, and reliability across critical reporting ...

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 ...

Data Engineer Python AWS AWS Glue AWS Lambdas Accounting Data Insurance London (Hybrid) Up to £80K A leading insurance firm is seeking a Data Engineer to join a newly formed Data squad responsible for building a greenfield data platform. This Data Engineer will work closely with internal ...

AWS DATA ENGINEER 6-MONTH CONTRACT £500-£550 PER DAY OUTSIDE IR35 FULLY REMOTE This role offers a great opportunity for an AWS Data Engineer to join a fast-paced media company working on a cutting-edge data ingestion and transformation project. You'll take ownership … part of a cross-functional data engineering team responsible for ingesting, transforming, and delivering data to critical internal systems. This includes designing scalable AWS-based pipelines, integrating external APIs, and orchestrating transformations using DBT and Airflow. You'll also support the transition of R-based data streams into more ...

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 ...

Position: Senior Java Microservices AWS developer Location: London, UK (2 days a week from office) 6 months contract position The Role As Senior Java Microservices AWS developer with a strong hands-on experience, you will design and develop scalable, cloud-native web applications using Java and AWS … Serverless architecture Model. Your responsibilities: (Up to 10, Avoid repetition) 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 ...

crucial role within the Cloud Operations Team, focused on the design, implementation, and maintenance of cloud infrastructure and services on the Azure and AWS Cloud Platforms, respectively. This role is responsible for ensuring the reliability, scalability, and security of cloud-based solutions, including compute, storage, networking, and security components. … will work with the team in response to incidents related to AWS resources and Azure resources, conduct root cause analysis, and implement corrective actions to prevent reoccurrence. You'll configure and manage monitoring solutions (e.g., CloudWatch/Azure Monitor) to track resource utilisation, application performance, and generate alerts ...

Lead Data Architect (Snowflake/AWS) Location: London (Hybrid – flexible) Salary: £110,000–£130,000 + Benefits Lead Data Architect (Snowflake/AWS) – Your Opportunity to Own, Build & Lead We’re hiring a Lead Data Architect (Snowflake/AWS) to join a high-growth, PE-backed business … shape a platform and future engineering team from day one.As the Lead Data Architect , you’ll take full control of an existing Snowflake + AWS data platform, stabilise it, evolve it, and define the technical direction that will scale the business over the next 12 months and beyond.This role ...

/online banking customers. The person will have hands-on experience with CICS webservices, ZOS Connect, DB2, SQL, SOAP, WSDL along with understanding of AWS Services. This role is based in London. This role will be Via Umbrella. Working in a Hybrid Model of 2 days a week … focusing on Mainframe systems and related infrastructure. Work on test data support requirement for the teams within Digital Channels Collaborate closely with DataPower and AWS teams to understand integration points and troubleshoot cross-platform dependencies. Monitor AWS cloud resources including CloudWatch for logging and alerting, DynamoDB for database ...

banking customers. The person will have hands-on experience with CICS webservices, ZOS Connect, DB2, SQL, SOAP, WSDL along with along with understanding of AWS Services This role is based in London. This role will be Via Umbrella. Working in a Hybrid Model of 1 day a week … Mainframe systems and related infrastructure. Work on test data support requirement for the teams with in Digital Channels Collaborate closely with DataPower and AWS teams to understand integration points and troubleshoot cross-platform dependencies. Monitor AWS cloud resources including CloudWatch for logging and alerting, DynamoDB for database management ...

strong background in DevSecOps to join a critical public sector digital programme. This role offers a unique blend of hands-on technical investigation within AWS and high-level architectural design to define the future of secure cloud-native services. The Role You will be embedded within a cross-functional … engineering team, acting as the bridge between development and security. Your remit will involve: AWS Investigation: Deep-dive analysis into enterprise AWS deployments to identify vulnerabilities and optimise security posture. Security Design: Defining security solutions, guardrails, and 'ways of working' for engineering squads. Automation: Embedding security tooling into ...

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 ...

closely with ML teams to enhance agent reasoning, response quality, and decision-making.Manage and optimize cloud infrastructure, ensuring high availability, performance, and security in AWS, Azure, or GCP environments.Ship features at a rapid pace, maintaining high code quality, observability, and performance across backend systems.Ideally, You Have:5+ years … fast-paced environments.A passion for AI and experience working on AI-first applications, agent-based systems, or data-rich web platforms.Strong cloud experience (AWS, Azure, GCP), including containerized deployments (Docker, Kubernetes) and cloud services (AWS Lambda, S3, DynamoDB, etc.).A track record of collaborating cross-functionally with ...

military operations. Key Responsibilities Deliver high-quality software solutions across the full development lifecycle. Build and deploy cloud-native applications using technologies such as AWS Lambda, Spring Boot, NodeJS, Python FastAPI, Oracle, PostgreSQL, and MongoDB . Work within Agile and DevSecOps environments, utilising tooling such as Atlassian, Jenkins … GitLab, OWASP and AWS services. Apply Site Reliability Engineering principles to enhance reliability, resilience, and performance. Support technical decision-making, explaining trade-offs and best practices to clients and stakeholders. Contribute to a culture of continuous learning, collaboration, and technical excellence. About You We're looking for innovative engineers ...

pipelines Develop backend services and APIs to support data processing and analytics Build integrations with external vendors and market data providers Tech Stack Python AWS (Lambda, ECS, CloudFormation, S3) GitHub Actions (CI/CD) Vue.js (optional frontend involvement) Requirements 2+ years’ experience as a Data Engineer or Backend ...

Science (IT/Computer Science/Engineer) Employment Type: Full-Time UK based candidates only. Key Responsibilities: Design & Build: Create and manage scalable AWS infrastructure following best practices for performance, security, and cost efficiency. Automate & Streamline: Implement Infrastructure-as-Code (Terraform or CloudFormation) and develop CI/CD pipelines … seamless delivery. Collaborate & Support: Partner with cross-functional teams to integrate DevOps solutions into project workflows and troubleshoot AWS environments. Secure & Comply: Apply security best practices, conduct audits, and maintain compliance with governance and regulatory standards. Monitor & Optimize: Develop monitoring and alerting solutions to enhance availability and proactively optimize ...

Science (IT/Computer Science/Engineer) Employment Type: Full-Time UK based candidates only. Key Responsibilities: Design & Build: Create and manage scalable AWS infrastructure following best practices for performance, security, and cost efficiency. Automate & Streamline: Implement Infrastructure-as-Code (Terraform or CloudFormation) and develop CI/CD pipelines … seamless delivery. Collaborate & Support: Partner with cross-functional teams to integrate DevOps solutions into project workflows and troubleshoot AWS environments. Secure & Comply: Apply security best practices, conduct audits, and maintain compliance with governance and regulatory standards. Monitor & Optimize: Develop monitoring and alerting solutions to enhance availability and proactively optimize ...

Experience : 6-10+ Years JD: We are seeking a highly skilled Developers to develop, and maintain serverless applications using Python and AWS technologies. The ideal candidate will have extensive experience in building scalable, high-performance back-end systems and a deep understanding of AWS serverless services such … Lambda, DynamoDB, SNS, SQS, S3, and others. This role requires a strong technical leader who can guide teams, architect solutions, and contribute to the overall success of our fintech products. Key Responsibilities: Minimum of 6 years of experience in back-end software development, with at least 4 years ...

building high-quality software end-to-end and influencing technical direction (without people management). Tech Stack Frontend: React (JavaScript) Backend: Node.js (JavaScript) Cloud: AWS (Lambda, DynamoDB, CloudWatch) Architecture: Microservices + REST APIs Bonus: AG Grid/data-heavy UI experience What you'll be doing Owning features ...

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 ...

optimize productivity, and drive performance across voice and collaboration channels. Job Summary We are seeking a Senior Platform Engineer with a deep understanding of AWS cloud infrastructure, Infrastructure-as-Code (IaC) tooling such as Terraform, and configuration management using Ansible. The ideal candidate will be a self-starter, passionate … work closely with software engineering, and security teams to drive platform excellence. Key Responsibilities Design, build, and manage scalable, secure, and resilient infrastructure on AWS using Terraform (modularized, reusable components). Implement configuration management solutions using Ansible, including playbook development, inventory structuring, and role-based automation. Manage secrets securely ...

seeking a highly accomplished Senior AWS Architect with 14+ years of enterprise technology experience and proven expertise in leading complex on-prem to AWS migration programs . The ideal candidate will architect scalable, secure, cost-optimized target environments on AWS, guide containerization & modernization initiatives, and drive migration … strategies such as rehost (lift & shift), replatforming, refactoring, and application consolidation . This role requires a blend of deep hands-on AWS knowledge, architectural leadership, stakeholder management, and the ability to articulate business value through AWS-native capabilities. Role Type: Contract Inside IR35 Duration: 4-6 weeks Location ...

employees are at the heart of delivering impactful and meaningful work for our clients and helping them to reach for and realise their vision. AWS Data Architect As a AWS Data Leader, you are a visionary at the intersection of technology, strategy and business growth. This is more … Slalom and a commercial driver for our Data & Technology Capability. We are looking for an expert who can not only design world class AWS data platforms but can also articulate their business value in the boardroom, inspire delivery teams and shape the future of our AWS partnerships. What ...