51 to 75 of 78 AWS Lambda Jobs in London

robust, scalable, and secure backend services using Go. Implement containerised services using Docker to maintain consistency across various environments and simplify deployment processes. Leverage AWS cloud services to build and maintain highly available and scalable applications while optimising for performance and cost. Collaborate with cross-functional teams to integrate … building scalable, high-performance systems using microservices architecture. Experience with Docker and containerisation principles, with practical knowledge of deploying containerised applications. Proficiency in AWS cloud services (e.g., ECS, S3, RDS, Lambda) and a solid understanding of cloud architecture. Familiarity with event-driven systems and messaging frameworks (e.g., Kafka ...

relational databases such as PostgreSQL or MySQL • Experience working within BDD or TDD environments, alongside CI/CD tooling such as CircleCI • Exposure to AWS services including Lambda, DynamoDB, SQS, RDS and CloudWatch, alongside infrastructure as code tools such as Terraform • Familiarity with ORM frameworks such as Hibernate ...

Java (17 or higher), Spring Boot, Spring MVC, RESTFul API implementation, GraphQL, and open-source frameworks Experience in software development using cloud technologies (AWS preferred) Knowledge of build/deployment/testing/logging/monitoring tools and frameworks like Maven, Cucumber, Bamboo, GitHub, Claude Code/Bedrock … familiarly with JIRA, Confluence, and other tools. Desirable - Knowledge and experience in Python programming, regulatory/transaction reporting domain knowledge. Languages Python & Java.AWS technologies Lambda (Python 3.7 and above), S3 buckets Step functions SNS/SQS GraphQL IAM Roles CloudWatch/CloudTrail CloudFormation AppSync Hays Specialist Recruitment Limited acts ...

Senior Python Developer (PYTHON/AWS/REACT) - Health tech - tech for good, make a positive impact on the world Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking for a talented individual … working in an agile environment and an understanding of Scrum principles in particular. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, DynamoDB, ElasticSearch). Experience with creating web application UIs using ReactJS and with TypeScript The Directorate This role will work closely with ...

Senior Software Developer (PYTHON/AWS/REACT) - Health tech - tech for good, make a positive impact on the world Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking for a talented individual … working in an agile environment and an understanding of Scrum principles in particular. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, DynamoDB, ElasticSearch). Experience with creating web application UIs using ReactJS and with TypeScript The Directorate This role will work closely with ...

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 ...

AWS Solution Architect £62,700 - £115,000 per annum GBP Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role : AWS Solution Architect Salary : £62,700 - £115,000 per annum (Assistant Manager and Senior Manager grades) + package Location : London, Manchester or Birmingham (Hybrid … years' continuous UK residency (no more than 29 days outside per year). About the Organisation A market-leading global consultancy is seeking multiple AWS Solution Architects to strengthen their cloud practice. This organisation is a premier provider of cloud solutions, delivering strategy, consulting, technology, and operations services with ...

data exploration Redis for caching and task queues GitHub, Codeship and Heroku for seamless code review, integration and deployment Claude Code for agentic coding AWS S3, CloudFront and Lambda for storage and content delivery Cypress for end-to-end testing Third party APIs: OpenAI, Stripe, Twilio, Sendgrid, Mailchimp ...

data exploration Redis for caching and task queues GitHub , Codeship and Heroku for seamless code review, integration and deployment Claude Code for agentic coding AWS S3 , CloudFront and Lambda for storage and content delivery Cypress for end-to-end testing Third party APIs: OpenAI, Stripe, Twilio, Sendgrid, Mailchimp ...

capabilities into enterprise systems. Key Responsibilities Design, build and maintain scalable data pipelines using PySpark, Python and distributed computing frameworks Architect and optimise AWS-based data and AI infrastructure for secure, high-performance data processing Develop, fine-tune, benchmark and evaluate GenAI/LLM models, including custom training …/2/3) in data warehousing environments Advanced Python skills for data engineering, automation and AI/ML integration Hands-on experience with AWS services (e.g. S3, Glue, Lambda, EMR, Bedrock or custom model hosting) Practical experience developing and evaluating GenAI/LLM models Strong understanding ...

React and TypeScriptPythonAWS services i.e. Athena/Glue, DynamoDB, ECS, S3, Lambda, SQS, Step Function, etcAutomated testing frameworks for Python and JavaScriptTerraform for infrastructure-as-codeProven experience designing, building, and operating solutions on AWS cloud platforms, with a solid understanding of cloud-native services and architectures.Strong working knowledge ...

Enhancing observability, monitoring, and incident response Developing internal tooling to improve engineering productivity Contributing to production code (TypeScript) across infrastructure and product Tech Environment AWS (serverless-first architecture) Pulumi (or similar infrastructure-as-code tools) GitHub Actions for CI/CD Datadog for observability TypeScript across the stack What … They’re Looking For Strong platform engineering experience in cloud-native SaaS environments Hands-on experience with AWS serverless architecture (e.g. Lambda, DynamoDB, event-driven systems) Experience building CI/CD pipelines and working with infrastructure-as-code A focus on improving developer experience and productivity A pragmatic ...

Senior Full-Stack JavaScript Engineer/Senior Developer/Staff Engineer (JavaScript) – Thought Leader Node.js/React/Next.js/AWS Serverless London (Hybrid - office based Tues/Weds/Thurs) £90k + Bonus + Excellent Benefits Discretionary bonus (10%), Private Healthcare, 25 Days Holiday, 5% Pension, Life Insurance … measurable ways * Elevated engineering standards through thought leadership, mentorship, and best practices Tech environment: * TypeScript/JavaScript * Node.js (API & backend services) * React, Next.js * AWS Serverless (Lambda, API Gateway) * Vercel * SQL Server * Algolia * CI/CD (TeamCity) You’ll thrive here if you: * Are a senior or staff-level ...

deploying ML models in Python using frameworks such as scikit-learn, XGBoost, PyTorch, or TensorFlow Strong experience with cloud-based ML deployment (e.g., AWS SageMaker, Lambda, S3) Knowledge of MLOps/LLMOps tooling (e.g., MLflow, Weights & Biases, Data Version Control) Experience developing LLM/GenAI applications, including prompt ...

success of our clients complex, critical high-profile projects. You will support the design and implementation of secure, scalable, and resilient data architectures on AWS and other cloud platforms, while also serving as a mentor to a team of skilled data professionals. Duties & Responsibilities Engage with stakeholders, both internal … implementation of data architectures that meet the needs of our clients, ensuring alignment with security, performance, and scalability requirements Utilise extensive experience with AWS tooling and other cloud providers to architect and deploy secure, cloud-native solutions for batch and real-time data processing Provide technical leadership and guidance ...

RESTful APIs. The Back-End Developer will ensure applications are performant, secure and resilient. The Back-End Developer will deploy and manage services within AWS environments. The Back-End Developer will work with AWS services such as EC2, RDS, S3 and Lambda. The Back-End Developer will implement ...

risks effectively. Their platform offers software solutions that support enterprise risk management, compliance management, health and safety, and incident reporting. Stack: React, Node, Nextjs, AWS Responsibilites: Develop and maintain responsive web applications using React and Next.js for frontend development. Write scalable, reusable, and efficient TypeScript code for both frontend … manage APIs with Node.js to handle server-side logic and integrate with databases and external services. Design, implement, and deploy cloud-based applications on AWS, including services like EC2, Lambda, and S3. Collaborate with design and product teams to translate user needs into functional, high-performance features. Please ...

hands‐on experience with Palantir Foundry , including Code Repositories, Workshop, AIP Logic, and Automate Proficiency in Python and PySpark or TypeScript Experience working with AWS services such as S3, Lambda, Glue, and related data services Solid understanding of data pipeline architectures, ETL processes, and production data workflows Proven ...

developer with a strong background in C#, .Net core, NoSQL databases, ElasticSearch and with some experience of building asynchronous, event-driven systems in Lambda + SQS, or equivalent patterns. Ideal skills: Experience building systems with real users in production Strong, modern C#/.NET experience in production systems Deep … experience with at least one major cloud platform (AWS preferred; Azure/GCP also relevant) Experience building asynchronous, event-driven systems (e.g. Lambda + SQS, or equivalent patterns) Solid understanding of data modelling across relational and non-relational stores (e.g. SQL, NoSQL, Elasticsearch) Experience applying architectural patterns such ...

Your responsibilities: Design and maintain scalable data pipelines using PySpark, Python, and distributed computing frameworks to support high‐volume data processing. Architect and optimize AWS-based data and AI infrastructure, ensuring secure, performant, and cost‐efficient ingestion, transformation, and storage. Develop, finetune, benchmark, and evaluate GenAI/LLM models …/3 patterns for reliable data warehousing. Advanced proficiency in Python for data engineering, automation, and ML/GenAI integration. Hands‐on expertise with AWS services (S3, Glue, Lambda, EMR, Bedrock/custom model hosting). Practical experience with GenAI/LLM model creation, finetuning, benchmarking, and evaluation. ...

Your Responsibilities: Design and maintain scalable data pipelines using PySpark, Python, and distributed computing frameworks to support high‐volume data processing. Architect and optimize AWS-based data and AI infrastructure, ensuring secure, performant, and cost‐efficient ingestion, transformation, and storage. Develop, finetune, benchmark, and evaluate GenAI/LLM models …/3 patterns for reliable data warehousing. Advanced proficiency in Python for data engineering, automation, and ML/GenAI integration. Hands‐on expertise with AWS services (S3, Glue, Lambda, EMR, Bedrock/custom model hosting). Practical experience with GenAI/LLM model creation, finetuning, benchmarking, and evaluation. ...

translate them into compelling data stories. Cleanse, profile, and model data using SQL, DBT, and Snowflake. Contribute to projects involving cloud data infrastructure (AWS preferred, especially S3; experience with other platforms also valued). Support the evolution of data processes - potential to get involved in broader … AWS financial data projects. What we’re looking for: Proven expertise in Tableau (development and design), with a strong portfolio or Tableau Public profile. Advanced SQL skills; hands-on experience with Snowflake and DBT is a plus. Experience working with large datasets and performing data profiling and cleansing. Familiarity ...

Holidays covers digital channels to merchandise and service our holiday products and include our Website and Mobile app architecture, partner APIs (all built in AWS), Digital Personalisation Platforms, Digital Asset Management, Product Inventory Platforms, Content Management Systems and integrations with core reservations platforms. You will be responsible … Delivery Networks Content Management Systems (e.g. Sitecore) Front End Frameworks (e.g. React) Caching & Search Solutions Integration Service architectures and patterns Experience of design using AWS solution architecture services e.g. EventBridge, Lambda, Step Functions, S3, SQS, SNS, API Gateway, DynamoDB Experience of building internal and external 3rd party integration ...

SeniorPythonDeveloper(PYTHON/AWS/REACT)-healthtech - tech for good - make a positive impact on the world. HighlysuccessfulandfastgrowingorganisationhasanexcitingopportunityforaSeniorPythonDeveloper(PYTHON/AWS/REACT. Theyarelookingforatalentedindividualwhowilldesign,implement,andmaintaintheirpublishingsoftware,systems, andcustomer-facingdigitalproducts. Requirements Designandimplementsystemsandsoftwaretomeetrequirementsusingappropriatetoolsandmethods. Promotethecreationofhigh-qualitycodebycommitmenttopracticessuchastest-drivendevelopment,pairprogrammingandcodereview. Beresponsibleforthetechnicaldevelopmentofallstagesofsoftwarecreation,includingtesting;ensurethatimplementationmeetssecurity,performance,andsafetyrequirements. Suggestimprovementstothecodebase,developmentprocesses,toolingandworkingpractices.Encourageinnovationbyidentifying,evaluatingandadoptionofemergingtechnologies. Assistwiththedesign,implementation,andtestingofAPIsthatadheretotheOpenAPIspecification Knowledge … Skillsforthisjob Abletodemonstratecommercialsoftwaredevelopmentexperience. Practicalexperienceinsystemdesign,development,testingandoperationalstability. DeepknowledgeandexperienceinPythonanditsecosystem,patternsandpitfalls. Experienceapplyingcontinuousdelivery,testdrivendevelopmentandpairprogramming. ExperienceofworkinginanagileenvironmentandanunderstandingofScrumprinciplesinparticular. ExperiencewritingandconsumingRESTfulAPIsinPython. ExperiencewithAWSservices(Lambda,DynamoDB,ElasticSearch). ExperiencewithcreatingwebapplicationUIsusingReactJSandwithTypeScript TheDirectorate ThisrolewillworkcloselywithourHeadofEngineering,HeadofDataScience,QAManager,LeadSoftwareDevelopers,SoftwareDevelopersandChiefTechnologyOfficer. TheTeam Aswellastheaboveteams,youwillbeworkingacrosstheorganisation.Wearewelcomingsomeonewhoseesopportunities,isproactiveandenergeticwantingtomakeadifferencetothewayweworkandthewaywesupportourmembers. Excellentopportunitytopositivelyimpactpatientsafetywhilstworkingoncomplex,challengingandcareerdefiningprojects. Basicsalary£68,000-70,000+excellentbenefits Hybridrole-between4-8dayspermonthintheLondonoffice,therestremote ...

with LLM-based systems (e.g. RAG, agentic workflows, NLP). Strong product and systems thinking with a practical, impact-led mindset. Nice to Have AWS experience (e.g. SageMaker, Bedrock, Lambda, S3, Redshift). Familiarity with MLOps practices. Background in adtech, media, fraud, or adversarial systems. Why Join Work ...