25 of 25 Permanent AWS Lambda Jobs in Slough

Experienced Back End Typescript/Javascript Developer (AWS, Typescript, NodeJS, GraphQL) - TSDBE25 You will need extensive experience using Typescript and AWS services for this role. We develop the SaaS platform that keeps beer flowing through the UK’s pubs. We run a serverless stack, using the Serverless Framework, AWS Lambda, AWS AppSync and other AWS … fun and enthusiastic. We care about your development and will spend a significant amount of time supporting your ongoing learning and development goals. Key Duties and Responsibilities Recommending appropriate AWS architectures for new product features Developing new product features on the backend (Typescript, NodeJS, AWS Services) Evolving existing features to provide enhanced functionality Following test driven development (TDD … we ask you to be available to respond to production system degradations at any reasonable time. Candidate Profile Essential Technical Confident Typescript & NodeJS programmer Extensive experience using: - Typescript - NodeJS - AWS Lambda - AWS Amplify - AWS AppSync - AWS Cognito - AWS Dynamo - AWS CloudFormation - Other AWS serverless services Extensive experience of writing clean, readable and More ❯

roadmap at a high-growth 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 … 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, CloudWatch, CloudFormation), PostgreSQL, Elasticsearch, Terraform 📍 Location: Hybrid, based in London (Victoria) — flexible home/office split Please apply now More ❯

/ML pipelines and vector databases (e.g. Pinecone, FAISS, Weaviate). Proficiency in Python plus at least one other backend language (TypeScript or Java preferred). Proven experience with AWS , containerisation, and infrastructure as code (Terraform, Docker). Solid understanding of API design, data modelling, and microservice architecture. Excellent communication skills, with the ability to translate technical outcomes into … business impact. Tech Environment Languages: Python, TypeScript, Java AI/LLM: OpenAI, Anthropic, Retrieval-Augmented Generation (RAG) Infrastructure: AWS (Lambda, ECS, S3), Terraform, Docker Databases: PostgreSQL, MySQL, Redis, vector databases DevOps: GitHub, CI/CD pipelines Why Join Competitive salary and comprehensive benefits package 25 days annual leave + bank holidays Paid sick leave and parental leave Hybrid More ❯

13.8 billion. 5+ years of experience in .NET development , including .NET Core and C# . Strong experience in designing and developing Microservice architectures in cloud environments. Proven experience with AWS services including EC2 , Lambda , S3 , RDS , DynamoDB , SNS , SQS , EventBridge, AWS Amplify , and API Gateway . Familiarity with asynchronous messaging and event-based communication patterns (e.g., event … and maintaining RESTful APIs and microservice interfaces. Strong understanding of cloud security best practices , including access control, encryption, and data protection. Experience with database technologies such as SQL Server , AWS Aurora , MongoDB , and DynamoDB . Familiarity with Agile development methodologies (e.g., Scrum , Kanban ). Excellent communication skills and the ability to collaborate with cross-functional teams. Desirable Skills: Experience … with AWS certifications (AWS Certified Solutions Architect, Developer, or DevOps Engineer). Experience with Monitoring and Logging solutions like CloudWatch , New Relic , or Datadog . More ❯

large .NET systems for performance, reliability, and scalability Lead architecture and development of backend services using C#, ASP.NET, .NET Core Automate infrastructure, CI/CD pipelines, and cloud operations (AWS/Azure) Promote engineering best practices, security, and observability Mentor engineers and foster a culture of continuous improvement Contribute to technology direction, including adoption of tools like Go and … Python What We’re Looking For Deep expertise in C#, .NET Core, ASP.NET Cloud experience with AWS (Lambda, DynamoDB) or Azure + DevOps Proficiency with IaC tools like Terraform Strong grasp of modern dev methodologies and design patterns Exposure to containerization and CI/CD tooling Bonus: Familiarity with Go, Python, React, TypeScript, Node.js 🗺️ Location : Hybrid – 2 days More ❯

they’re looking for a Python Engineer to join their growing Investment Technology team. You’ll be: Building clean, scalable Python back-end systems Designing cloud-first solutions in AWS (Lambda, AppSync, DynamoDB) Collaborating with data, investment, and engineering teams Shaping best practices across CI/CD, DevOps, and agile development What we’re looking for: 5+ years … experience in software engineering (3+ in Python) Needs to have experience within financial services, fintech, or investment tech! Strong AWS and data engineering experience Solid understanding of APIs, SQL/NoSQL, and modern software design A problem-solver who enjoys working closely with the business If you’re a Python engineer who loves solving complex data challenges in a More ❯

processes, and ensure robust design and code quality that meets both functional and non-functional requirements. Our Tech Stack: UI: Typescript, React, Next.Js, HTML/CSS, Docker, GitHub Actions, AWS- CDK, ECS, ALB, VPC. API's: Go, Rest, CDK. AWS- CDK, Lambda, API Gateway, Dynamo DB, Event Bridge, S3, Severless and event driven architecture Platforms: Go, CDK … AWS Skills and experience: -Proficient in JavaScript and ideally familiar with Go , with a strong enthusiasm for learning and applying new technologies beyond the Java ecosystem -Comfortable working in modern engineering environments , including Agile methodologies, DevOps practices , and cloud-native architectures using platforms like AWS -Actively contributes ideas around emerging technologies , solution design , and delivery improvements , helping shape More ❯

Full Stack Java Developer to join our dynamic team. In this role, you will be responsible for designing, developing, and maintaining scalable web applications leveraging Java technologies within an AWS cloud environment. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet business requirements. Key Responsibilities: Develop, test, and maintain scalable backend SAS using … Java with AWS. Build intuitive, responsive front-end applications using modern JavaScript frameworks (React, Angular, or Vue.js) Architect and deploy cloud-native applications utilising AWS services such as EC2, S3, Lambda, RDS and API Gateway Optimise application performance and ensure high availability and security in the cloud Collaborate with product teams to deliver features on time and to … issues Qualifications: Bachelor’s degree in Computer Science, Engineering, or related field At least 3 years’ experience in full-stack development with Java, and JavaScript frameworks Strong understanding of AWS cloud platform and services Knowledge of RESTful APIs, microservices architecture, and database management (SQL and NoSQL) Experience with CI/CD tools such as Jenkins, GitLab CI, or AWS More ❯

LLM APIs Design end-to-end 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 (3 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: £100k–£130k base Benefits: Standard package Sponsorship: Yes Hybrid: 3 days/week (London More ❯

a new trading operation focused on high-touch, low-latency execution for Securities Borrowing and Lending (SBL) and Delta One products . They are investing in building a modern AWS-based infrastructure to replace their physical servers, supporting their first major initiative: deploying their proprietary trading platform on a new database, with critical API connections to external vendors. This … role requires experience from a Financial Services Trading Environment. Without this I am afraid thst you cannot be considered. Role Overview They are seeking a motivated Junior AWS Engineer to support the buildout of their core cloud infrastructure on AWS. This role will involve working closely with a Senior AWS & Network Engineer to deliver a secure, scalable, and … resilient environment that underpins their trading operations. This is an excellent opportunity to develop advanced AWS skills in a professional trading environment, working directly on foundational systems that will drive their future growth. Key Responsibilities Assist in the design, implementation, and management of AWS infrastructure to host trading applications and databases. Help build secure, high-availability VPC networks More ❯

backend from scratch in C#/.NET 8 with a clean, event-driven architecture Help architect a scalable system using CQRS, Event Sourcing, DDD, microservices Own key components in AWS: Lambda, SQS, SNS, DynamoDB, PostgreSQL, API Gateway Work in a test-first, high-trust environment with real autonomy What we're after You work incredibly hard, have high … must. React nice to have. The rest you can learn Desirable You like the idea of becoming a start-up Founder one day Comfort with cloud-native infrastructure (preferably AWS) Background in payments & fintech Strong grasp of enterprise architecture patterns (DDD, CQRS, microservices) What we're after: Opportunity to join at the early stage and build the world's More ❯

Senior DevOps Engineer | AWS, Terraform, Kubernetes | Hybrid (London), £110k We’re partnering with a high-growth tech company in London that’s building data-driven products used globally. They’re looking for a Senior DevOps Engineer to take ownership of their AWS infrastructure, shape best practices, and help drive a secure, scalable cloud environment. This is a hands … on technical role with genuine influence, you’ll be the voice of DevOps within a collaborative engineering team, leading discussions, improving automation, and driving the next phase of their AWS migration. What You’ll Be Doing Designing, building, and maintaining scalable AWS infrastructure Leading DevOps initiatives, improving CI/CD pipelines and automation Promoting a security-first mindset … standards) Working closely with developers to enhance developer experience and efficiency Driving observability and reliability improvements (SRE-style) Helping shape infrastructure standards, tooling, and reusable code modules Tech Environment AWS (EKS, Lambda, Step Functions, Batch, API Gateway) Terraform (core IaC tool) Kubernetes (EKS) and Helm charts Python (used for Lambdas and testing) Prometheus + Loki for monitoring and More ❯

microservices that power secure payment workflows. Work with XML-based messaging standards and protocols commonly used in financial transactions. Deploy, monitor, and scale applications in Red Hat OpenShift and AWS cloud environments. Integrate with MongoDB and other NoSQL/SQL datastores for real-time data management. Collaborate with DevOps, Product, and QA teams to ensure production-grade solutions. Participate … a plus). Experience working with XML and message parsing/transformation. Hands-on experience deploying applications on Red Hat OpenShift and/or Kubernetes. Strong cloud experience with AWS services such as ECS, EKS, Lambda, S3, etc. Solid understanding of MongoDB and NoSQL design patterns. Prior experience in Payments Processing, financial services, or banking systems. Strong communication More ❯

as part of the wider organization. They must be an expert with experience with continuous integration, automated deployment, testing and relevant tooling (Git/GitLab, Jenkins, Ansible, Terraform, Linux, AWS EC2, S3 and EKS are essential) Key responsibilities include: Design and implement automated build and deployment solution for Java based micro service applications utilizing Atlassian Jira/Gillam/… team members Essential Skills: Experience with Enterprise Jenkins to create reusable pipelines across projects Understanding of the Linux Operating System, standard network protocols and security hardening. Proven experience using AWS Cloud Solutions and services such as Ec2, S3, Lambda, EKS, API Gateway, ALB, API Gateway, Autoscaling etc In-depth knowledge in Infrastructure-as-code tools (such as Ansible … testing and automated testing tools (such as ReadyApi, Cucumber etc.) Familiarity with microservices architecture and container orchestration with Kubernetes (Preferably EKS) Experience in managing and scaling distributed systems in AWS cloud environment across multiple environments Experience with deploying, supporting and supervising new and existing services, platforms and application stacks Experience in defining quality gates (integrating SonarQube Static Code analysis More ❯

You’ll Need Essential Skills Startup Mindset: Bias for action, ownership, comfort with ambiguity Backend Development: Python (FastAPI, Flask) + microservices Distributed Systems: Scaling high-volume data systems Cloud: AWS/GCP/Azure (ECS/EKS, S3, Lambda, IAM or similar) Databases: PostgreSQL + strong data modeling Containers: Docker; orchestration tools Infra as Code: Terraform, CloudFormation Monitoring More ❯

Lead 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 Lead Software Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Software Developer will design, implement, and … integration, test driven development and pair programming. Familiarity with modern Front End technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and influencing skills. Excellent opportunity More ❯

Permanent, 1 to 2 days in office in London. Salary is up to £75k + bonus + benefits Software Engineer, Full Stack Developer (Node/Microservices/AWS) You will work on building a scalable distributed component-based AI platform including - configurable agentic workflows, flexible APIs, advanced business intelligence, one-click deployment and roll-back, sophisticated monitoring, self-healing … Angular/ReactJS/Svelte/Webpack/HTML/CSS Security - Oauth2 Build Tools - Nx Dev/Yarn/npm Platform - Docker/Nginx Desirable Technical Skills Serverless AWS/GCP – API Gateway/Lambda Orchestration Stack – Kubernetes/Nomad Experience with Java and Python Education & Experience Bachelor’s degree in computing, science, or engineering. At least More ❯

AWS Solution Architect Location: London (Hybrid) Salary: Up to £95,000 + bonus Eligibility: Must be eligible for UK Security Clearance (SC) We’re seeking an experienced AWS Solution Architect to join a forward-thinking cloud engineering team working on high-impact digital transformation projects. This role is ideal for someone with a strong DevOps, infrastructure, or platform … is ready to take on architectural responsibility while remaining hands-on with cutting-edge cloud technologies. What You’ll Do Design and implement secure, high-performing cloud architectures in AWS Lead end-to-end cloud migration projects and modernisation initiatives Develop and maintain infrastructure standards, patterns, and best practices Optimise cloud cost, performance, and security for business-critical workloads … Collaborate with developers, data engineers, and ML teams to deploy production-grade systems Provide technical leadership and guidance on AWS solutions and cloud-native design Evaluate new AWS services and tooling to improve efficiency and scalability Support continuous integration and deployment pipelines using DevOps tooling About You AWS certification (Solutions Architect/DevOps Engineer – Associate or Professional More ❯

Senior Data Engineer (Kafka Python AWS) London/WFH to £80k Are you a data technologist with fluent Python coding skills who enjoys working with and continually learning new technologies? You could be progressing your career in a senior, hands-on role at a "Tech for Good" company that is enabling life changing education to be accessed by millions … Java or Scala coding skills You have experience with Kafka for data streaming including Kafka Streams and KTables You have strong SQL skills (e.g. PostgreSQL, MySQL) You have strong AWS knowledge, ideally including S3 and Lambda You have a good understanding of data modelling and batch/streaming ETL/ELT patterns You're collaborative and pragmatic with More ❯

to a rock-solid CI/CD setup Collaborate closely with product, design, and leadership to shape the roadmap Tech stack you’ll be working with : TypeScript, React, Node.js, AWS Serverless (Lambda, DynamoDB, EventBridge) What you’ll be doing: This isn’t just about writing code, it’s about owning problems end-to-end and influencing every part … scale to hundreds of enterprise customers. Collaborate closely with product, design, and leadership to set roadmap priorities and define technical strategy. Work across the stack — from React frontends to AWS serverless backends — and own your projects from infrastructure to styling. Deploy continuously (multiple times per day) using their robust CI/CD pipelines. Mentor other engineers and help grow … What we’re looking for: 6–10+ years in software engineering (open to exceptional candidates outside this range) Proven full-stack ability with TypeScript, React, and Node.js Experience with AWS serverless technologies Passion for delivering excellent products at speed without sacrificing quality Experience scaling early-stage products or leading top-tier engineering teams You’ll thrive here if you More ❯

for analysis and self-serve 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 and more Our tech culture More ❯

technical teams to gather requirements and 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 SQL, DBT, and AWS financial data … 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 with AWS (especially S3; Lambda less important), or similar cloud platforms. Experience with IT asset management is a bonus. Excellent communication skills - able to engage confidently with stakeholders at all More ❯

leadership in global teams. Strong expertise in financial market data ingestion, ETL/ELT pipelines, data modelling, and provisioning. Advanced proficiency in Python and SQL. Hands-on experience with AWS data services (e.g. Glue, Redshift, S3, Lambda). Background in data quality management and scalable architecture. Experience engaging directly with front office users and traders. Exposure to energy More ❯

identify, assess, manage, and mitigate 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 and backend. Build and 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 get in touch to know more. More ❯

solutions. What You’ll Bring Proven background as a Data Architect or similar data-led engineering role. Strong technical capability across data modelling, integration, governance, and transformation. Experience with AWS (S3, Glue, Redshift, Lambda, Kinesis) and/or Azure (ADF, Synapse, Fabric). Familiarity with modern data platforms (e.g. Databricks, Snowflake, or Lakehouse environments). Ability to operate More ❯