226 to 250 of 279 Event-Driven Jobs in the UK

Lead .NET/Full Stack Developer - Hybrid - Up to £700/day Outside IR35 | C# | Azure | Event Driven Systems | Payments | API Driven

Hiring Organisation
VirtueTech Recruitment Group
Location
London Area, United Kingdom
building on top of a modern, cloud-native platform built with .NET and Azure , designed around API-first architecture and event-driven microservices . The platform supports complex payment flows, partner integrations, and high-volume transaction processing. This is a hands-on technical role where you’ll help … Initial 6-month contract , Responsibilities Lead the design and development of high-performance .NET services powering a global payments platform Build and scale event-driven microservices running in Azure Drive best practices across architecture, coding standards, observability, and reliability Work closely with product teams to design API-driven ...

Principal Java Engineer

Hiring Organisation
Fynity
Location
City of London, London, United Kingdom
Principal Java Engineer London – Hybrid (1 day per week onsite) Are you a senior/lead hands-on Engineer who thrives in event-driven, asynchronous environments? Do you enjoy building low-latency, high-throughput distributed systems where correctness, resilience, and performance really matter? This is an opportunity … power instant transactions for some of the worlds largest banks. We’re hiring on behalf of a leading payments consultancy delivering mission-critical, event-driven platforms that integrate deeply with bank infrastructure to enable secure, real-time payments at global scale. What You’ll Be Doing ...

Lead Software Engineer

Hiring Organisation
5V Video
Location
City of London, London, United Kingdom
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, reliability, and performance in production Debugging complex issues … 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 (Prometheus, Grafana, CloudWatch) What You’ll Bring ...

Software Engineering Lead

Hiring Organisation
VIQU IT Recruitment
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
C# development & architecture. A track record of leading and mentoring teams of engineers. Cloud experience with AWS (Lambda, S3, SNS, API Gateway, and event-driven architecture). Experience with React/Angular. Experience with testing frameworks and quality engineering practices (unit & integration testing and test driven development … testing practices (TDD, integration testing, BDD) and driving automation across regression suites. Design and architect solutions using CQRS (Command Query Responsibility Segregation) and event-driven architecture patterns. Working within AWS (Lambda, API Gateway, IAM, event-based services). Exploring and introducing AI related efficiencies. The role: Software ...

Backend Engineer

Hiring Organisation
AJ Bell
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Description We are recruiting a Backend Engineer within our Enterprise Architecture team to help us build event-driven solutions and democratise data access across our technology teams. Your first task will be to become proficient in cloud-native data and event streaming solutions. The next challenge … team is to safely replace legacy workflows with event-driven architecture. You will join a vibrant Enterprise Architecture team, collaborating with Platform Engineers, Architects and Agile Delivery professionals. You will mentor and serve a variety of engineering and tech teams across our Technology Services department. What does ...

AWS Solution Architect

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent
Salary
£95,000
security, DR, and integration standards. Technical Leadership: Coach offshore development and DevOps teams on AWS best practices, observability (Datadog/Splunk), and event-driven architectures. Production Support: Operate a multi-cloud environment, providing high-level support for production systems and ensuring regulatory compliance. What You Bring … 12+ years of IT experience with a strong background transitioning from software engineering to architecture. Deep expertise in AWS Serverless architectures and modern event-driven integration patterns. Hands-on proficiency in TypeScript/Node.js or Python , with significant experience using AWS CDK . A solid understanding ...

AWS Solution Architect - Integration Specialist

Hiring Organisation
Anson Mccade
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
Developing and managing CI/CD pipelines and automation frameworks Applying cloud security best practices, including IAM, encryption, and compliance controls Designing event-driven architectures using SQS, SNS, and Step Functions Producing high-quality architecture documentation and contributing to design governance Collaborating with stakeholders to deliver robust, cloud … Essential: Strong experience designing and delivering AWS-based integration solutions Expertise in API design and security (API Gateway, OAuth2, JWT, OpenAPI) Experience with event-driven architectures (SQS, SNS, Step Functions) Strong understanding of cloud-native development frameworks (e.g. Flask, FastAPI) Experience with Kubernetes (EKS) and containerised environments Solid ...

Senior AWS DevOps Engineer - AWS Serverless, Event Driven

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Senior AWS DevOps Engineer AWS Serverless, IaC, GitHub Actions, Terraform, Lambda, Event Driven A standout permanent opportunity with a global, market-leading B2B SaaS organisation undergoing rapid evolution in cloud, AI adoption, and modern engineering practices. They're expanding their UK DevOps function and looking for someone ...

Software Engineer

Hiring Organisation
5V Video
Location
City of London, London, United Kingdom
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 and keeping systems stable at scale Collaborating within … 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 You’ll Bring Strong backend engineering experience (Python preferred) Experience ...

Solution Architect AWS

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£65,000
secure, high-performance architectures Develop APIs and integration solutions (API Gateway, OAuth2, JWT) Build and manage CI/CD pipelines and automation Implement event-driven architectures (SQS, SNS, Step Functions) Apply cloud security best practices (IAM, encryption, compliance) What Youll Bring Strong AWS experience (Lambda, EKS/Kubernetes … Proven API & integration expertise Experience with event-driven architectures Knowledge of CI/CD, DevOps, and cloud security Experience with Flask, FastAPI or similar Exposure to SAP, Salesforce, or Oracle (desirable) Whats On Offer Competitive salary + benefits 30 days holiday + 3 charity days Car allowance + ...

Lead Integration Engineer

Hiring Organisation
The Curve Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
platform engineers, business analysts, and delivery managers to ensure integrations meet business requirements and technical standards. Champion best practices for API-led connectivity, event-driven architectures, and pub/sub messaging patterns. What's required: Strong experience with .NET (C#) for APIs and integration components. Hands-on with … pipelines, version control (Git/Azure DevOps), and relational/non-relational databases. Understanding of integration patterns (pub/sub, API-led, event-driven) and security standards (OAuth2, JWT, TLS, API security). Excellent problem-solving, communication, and collaborative skills; adaptable to changing business needs. A fantastic opportunity ...

Lead Integration Engineer

Hiring Organisation
The Curve Group
Location
City of London, London, United Kingdom
Employment Type
Contract
platform engineers, business analysts, and delivery managers to ensure integrations meet business requirements and technical standards. Champion best practices for API-led connectivity, event-driven architectures, and pub/sub messaging patterns. What's required: Strong experience with .NET (C#) for APIs and integration components. Hands-on with … pipelines, version control (Git/Azure DevOps), and relational/non-relational databases. Understanding of integration patterns (pub/sub, API-led, event-driven) and security standards (OAuth2, JWT, TLS, API security). Excellent problem-solving, communication, and collaborative skills; adaptable to changing business needs. A fantastic opportunity ...

Full Stack .Net Developer

Hiring Organisation
Stratospherec Ltd
Location
Croydon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £65000/annum Excellent Benefits package
looking for a 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 … 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 ...

AWS Solution Architect

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Permanent
Salary
£75,000
best practices , including IAM, encryption, and compliance controls Collaborate with clients and internal teams to deliver end-to-end cloud-first solutions Apply event-driven architectures (SQS, SNS, Step Functions) and integrate systems such as SAP, Salesforce, and Oracle What Youll Need: Hands-on experience … frameworks such as Flask or FastAPI Solid understanding of Kubernetes security, IAM, encryption, and CI/CD tooling Exposure to enterprise integrations and event-driven architecture patterns Why This Opportunity is Great: Hands-on ownership of complex, high-profile projects as an AWS Solution Architect (Integration Specialist) Competitive ...

Lead Software Engineer

Hiring Organisation
Daniel James Resourcing Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
technical direction of systems that operate at real scale. Youll be working in an environment that prioritises: Modern engineering standards Cloud-native architecture Event-driven systems Continuous delivery at pace This is not a legacy environment. This is a business actively investing in engineering as a competitive advantage. … within a modern Microsoft-focused stack , including: C#/.NET (latest versions) Azure (cloud-native services, managed infrastructure) SQL & data-driven architectures Event-driven and distributed systems RESTful APIs and microservices CI/CD pipelines (GitHub Actions or similar) React/TypeScript (desirable, not essential) What Were ...

AI Product Engineer (Full Stack / AI Systems)

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
services and APIs using modern cloud infrastructure C#, .NET Experience Develop responsive frontend applications and translate product designs into working interfaces Work with event-driven and distributed systems where required Collaborate closely with product, engineering, and operations teams to deliver customer-facing AI features Contribute to system design … right questions, not just writing code Desirable experience RAG (Retrieval-Augmented Generation) systems or agent-based AI workflows Kubernetes or containerised deployment environments Event-driven architectures and scalable system design Experience translating UI/UX designs (e.g. Figma) into production frontend code Familiarity with Vue, React, or similar ...

AWS and Azure Integration Specialist - SC Clearance

Hiring Organisation
Akkodis
Location
Stevenage, Hertfordshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £525 per day
code/no-code solutions Collab with business analysts and architects to translate requirements into technical designs Configure and maintain API-based , event-driven , and batch integrations between SaaS and on-prem solutions Support testing and deployment pipelines (CI/CD) for integration solutions Required Skills Proven experience … MuleSoft Composer) Strong understanding of cloud services and architectures in AWS/Azure Familiarity with API design and management , REST/SOAP , and event-driven architectures Hands-on experience with Python, JavaScript, or ETL/data transformati on tools Knowledge of SaaS platforms such as Salesforce, ServiceNow ...

Principal DevOps Engineer

Hiring Organisation
Anson Mccade
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Security Command Centre. Engage directly with clients as a key point of contact, coaching teams and shaping proposals. Drive technical account management, event-driven architectures, microservices, and automation with Terraform, Cloud Build. Mentor juniors, share expertise, and ensure high standards in client delivery. Candidate Profile Strong commercial … Functions, GKE/Compute, VPC/Service Perimeters, Spanner/SQL/BigQuery, Apigee/API Gateway, Vertex AI. Sound grasp of microservices, event-driven systems, databases, Python/Node/Bash scripting, secured infrastructures. Experience with other clouds, automation, and client-facing influence at senior levels. Pragmatic ...

Senior Java Developer

Hiring Organisation
Uniting Ambition
Location
Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
Senior Java Engineer – Customer Communications Platforms We’re hiring a Senior Java Engineer to build and run event-driven customer communications platforms at scale. You’ll design and own Java (Spring Boot) microservices that power real-time messaging, notifications, and customer interactions. This is a DevOps environment—your … team builds, deploys, and supports what you create. What you’ll do Build scalable, event-driven Java/Spring Boot services Own the full lifecycle: design → deploy → run Work on real-time customer messaging systems Collaborate across engineering, platform, and product teams What we’re looking for Strong ...

Lead Principal Software Engineer

Hiring Organisation
djr
Location
Manchester Area, United Kingdom
operates, and scales. You’ll be shaping a revolutionary connected platform - bringing together multiple systems, data streams, and services into a single, intelligent, event-driven architecture designed to operate at serious scale. This is the kind of role where: The problems are real The scale is meaningful … your decisions actually shape the future of the platform What You’ll Be Building A greenfield, cloud-native SaaS platform Designed around event-driven, distributed architecture Connecting multiple services, products, and data domains into a unified ecosystem Built to handle high throughput, real-time decisioning, and complex workflows ...

Contract Software Engineer

Hiring Organisation
Morson Edge
Location
United Kingdom
serverless technologies. The Role You’ll be responsible for helping to lift, evolve and re-architect a legacy application into a scalable, event-driven AWS environment. Working closely with engineers and stakeholders, you’ll contribute to both technical direction and delivery , helping shape best practices and modern engineering … architectures Experience building applications with TypeScript/Node.js Understanding of cloud migration/modernisation projects Solid grasp of API design, distributed systems and event-driven architecture Comfortable working in an evolving environment with a high degree of autonomy If you're interested, please apply through the link ...

Lead Software Engineer

Hiring Organisation
Aveni
Location
United Kingdom
testing, deployment and setting the bar for how the squad works Delivering production grade code across the full stack: Node.js or Python backends, event-driven AWS architecture, and React where the squad needs it Mentoring and growing engineers across AI and full-stack domains, through code reviews, design … Node.js, with solid experience in the other; comfortable switching contexts depending on what the problem needs Cloud-native development on AWS. Serverless, event-driven, Lambda, with an instinct for well designed, maintainable systems A genuine curiosity about where AI is going and the judgment to separate signal from ...

Backend Software Engineer

Hiring Organisation
Cinos
Location
United Kingdom
platforms. This role focuses on building secure, high-performance applications using Laravel, NodeJS, PostgreSQL, Docker, and AWS. The successful candidate will contribute to event-driven and API-driven systems, working closely with mobile, infrastructure, and frontend teams to deliver reliable, production-grade services. This is a hands … Design, develop, and maintain backend services using PHP (Laravel). Build and maintain backend services using NodeJS. Develop and maintain RESTful APIs and event-driven components. Design efficient, scalable PostgreSQL database schemas and queries. Work within Docker-based environments for local development and deployment. Collaborate with DevOps ...

Full Stack Engineer

Hiring Organisation
5V Video
Location
City of London, London, United Kingdom
across backend services and frontend applications Building and maintaining scalable APIs and microservices Developing intuitive and performant user interfaces using React Working with event-driven architectures and distributed systems Supporting and troubleshooting production systems Collaborating with engineers, product teams, and stakeholders to deliver high-quality solutions Contributing … Working with databases such as Oracle and/or Couchbase Cloud experience Understanding of responsive design and frontend performance Systems & Tooling Messaging/event-driven systems (e.g. Kafka , ActiveMQ, AmazonMQ) Observability tools (e.g. Prometheus, Grafana, CloudWatch) CI/CD pipelines and build tools (e.g. Concourse, Git-based workflows ...

Technical Lead - Salesforce (Solution Engineering)

Hiring Organisation
I3 Resourcing Limited
Location
London, United Kingdom
Employment Type
Permanent
Owners, and Engineering teams to translate business requirements into scalable technical solutions Define and implement integration patterns across enterprise systems (REST APIs, middleware, event-driven architectures) Provide hands-on technical leadership , including mentoring developers, reviewing code, and resolving technical challenges Drive adoption of modern engineering practices , including … Proven experience designing end-to-end solutions within complex environments Strong experience with: REST API integrations Middleware platforms (e.g. MuleSoft, Boomi) Understanding of event-driven architecture and scalable integration patterns Engineering & Delivery Experience working within Agile delivery environments Strong knowledge of: CI/CD pipelines (e.g. Gearset, Jenkins ...