23 of 23 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 ...

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 ...

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 ...

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 ...

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 ...

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/ ...

quality code. Deep knowledge of SQL and experience with analytical or time‐series databases (e.g. Redshift, ClickHouse, Snowflake, BigQuery). Hands‐on experience with AWS (e.g. S3, Lambda, ECS/EKS, Redshift) and modern DevOps practices, including Docker and CI/CD. Proven track record working with front ...

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 ...

/Tech Lead (Backend) Salary range: 100-120k Location : Central London (x2 days per week onsite - Tues & Thurs) Tech stack includes : TypeScript, React, AWS Lambda, TypeScript, Node.js, PostgreSQL. Current team size : x6 Engineers + Head of Engineering We're working with a SaaS startup company … hands on Backend/Typescript/SQL experience Proven track record of delivering complex technical projects Bonus: Consultancy background Experience with Serverless architectures and AWS **No sponsorship available sorry ...

technology roadmap. The business is expanding its internal systems and automation capabilities and is looking for a developer with strong experience in Python, AWS cloud services, and modern API development. This role offers the chance to work on impactful projects including business automation, data processing systems, and modern … with engineering teams and business stakeholders to design and build backend services, APIs, and automation tools. You will work with technologies such as Python, AWS services including Lambda, EC2, S3, RDS, and API Gateway, as well as SQL databases and data processing libraries. You will also contribute ...

different technologies. The main application we are looking for use the following tech stack: Backend: Python, FastAPI, SQLAlchemy, Pandas Frontend: js & React Infrastructure: AWS, including Lambda, all built via Terraform Database: PostgreSQL Containerisation: Docker Training and support will be provided to help you grow your skills in these ...

system Agile methodologies and exposure to BDD methods Banking/Financial services domains experience Highly Desirable Experienced with any of the following: Cloud technologies AWS modules: CloudWatch (logging), Athena, EC2, Lambda, storage (S3, EBS), databases (RDS, DynamoDB) stream-processing platform: Kafka, webhook, protos Docker and Kubernetes (nice ...

Platform Engineer (AWS Python) London/WFH to £100k Do you have expertise with AWS? You could be joining a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression. … Platform Engineer you will take a lead role in the design, implementation, maintenance and support of the AWS infrastructure and services, collaborating with technical, operational and business stakeholders to deliver scalable, secure and resilient infrastructure and applications. You'll take ownership for infrastructure and platform capabilities, seeking to improve ...

wider MHCLG developer community Providing quality assurance of inflight tickets Release preparation Show and tells and demonstrations Tech stack: Typescript on NodeJS AWS Cloudwatch, Lambda, SQS, S3, RDS and DDB Terraform PostgreSQL Scala/Java Jira, Slack, Teams and Figma (Collaboration tooling) Reasonable Adjustments: Respect and equality ...

AWS Platform Engineer (Governance & Networking) Permanent Role London Based - Hybrid Working £50,000 to £70,000 *Must be SC Clearance Eligible* A leading consultancy is looking for an AWS Platform Engineer to drive a major cloud modernization program for a high-profile UK Financial Services firm. You will … foundation of an enterprise-scale ecosystem, evolving the AWS Landing Zone to ensure global networking, security guardrails, and automated governance are world-class. You will be responsible for the following Modernise Governance: Architect and scale multi-account environments using AWS Control Tower and Organizations. Engineer Connectivity: Build high ...

heavily on DevOps, infrastructure, and platform engineering, enabling scalable, secure, and automated migration and ingestion of enterprise data. Key Responsibilities Own and evolve the AWS/CDP architecture for data migration, ingestion, and downstream consumption Define and enforce engineering standards (Terraform, CI/CD, pipeline design, naming conventions) Lead … platform engineering and infrastructure delivery (IaC, networking, security, environment setup) Oversee migration of ~8–10 enterprise databases into AWS using DMS and CDC patterns Ensure migration pipelines are scalable, automated, and resilient Enable event-driven and batch data pipelines (S3, Lambda, orchestration) Ensure data lineage, cataloguing, and documentation ...

Permanent Opportunity for an eDV Cleared Data Engineer with AWS Cloud Experience for a leading National Security Consultancy in London. Up to £85,000 DoE plus bonuses Active eDV required London Location – full-time on-site when required Expertise required in AWS, Data Pipelines, ETL, Data Storage … analytics and reporting. Develop ETL/ELT workflows to move data efficiently into data warehouses, data lakes and lake houses using open-source and AWS tooling. Apply DevOps practices, including CI/CD, infrastructure as code and automation, to improve and streamline data engineering processes. Design effective data solutions ...

transformation. Extensive experience working with SQL and analytical databases, ideally including Amazon Redshift or similar time-series platforms. Experience building production data pipelines in AWS cloud environments. Familiarity with Docker containers and CI/CD pipelines. Experience with Infrastructure as Code and deployment tooling such as CloudFormation or CDK. … Highly desirable experience: Exposure to commodities, energy trading, or financial markets. Experience supporting real-time or near-real-time analytics environments. Knowledge of additional AWS services such as S3, Lambda, Athena, Kinesis, EMR, Fargate, or API Gateway. Experience with big data technologies including Spark, Databricks, Hadoop, or Dask. ...

detection) Supporting experimentation cycles: hypothesis definition, testing, and evaluation Contributing to the deployment of models into production environments Building and maintaining ML pipelines using AWS services Assisting in the development of GenAI/LLM-based applications (e.g. prompt engineering, RAG pipelines) Implementing best practices in experiment tracking, model versioning … machine learning or data science Strong Python skills with experience in ML frameworks such as scikit-learn, PyTorch, TensorFlow, or XGBoost Exposure to AWS services (e.g. S3, Lambda, SageMaker) Understanding of core ML concepts: model evaluation, validation, and experimentation Familiarity with MLOps or experiment tracking tools (e.g. MLflow ...

PaymentGenes is proud to be partnering with a high-growth, international technology organisation to appoint a Senior/Lead Data Scientist (AI-Native, AWS ML Stack, Production-Focused) . This is a strategic hire within a business scaling real-world AI solutions — moving beyond experimentation into production-grade … opportunity is for you. This role goes beyond model experimentation! You will design, deploy, and scale AI-driven solutions using modern foundation models and AWS-native machine learning infrastructure. From LLM-powered agents to predictive models embedded in automated workflows, your work will directly influence business operations at scale. ...

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 ...