collaborate with cross-functional teams to build scalable data pipelines and contribute to digital transformation initiatives across government departments. Key Responsibilities Design, develop and maintain robust data pipelines using PostgreSQL and Airflow or Apache Spark Collaborate with frontend/backend developers using Node.js or React Implement best practices in data modelling, ETL processes and performance optimisation Contribute to containerised deployments … is desirable, not essential Operate within Agile teams and support DevOps practices What We're Looking For Proven experience as a Data Engineer in complex environments Strong proficiency in PostgreSQL and either Airflow or Spark Solid understanding of Node.js or React for integration and tooling Familiarity with containerisation technologies (Docker/Kubernetes) is a plus Excellent communication and stakeholder engagement More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Venture Up
Golang Software Backend Engineer Fully Remote/UK Working Hours A couple of Golang Software Backend Engineers are required for an exciting and innovative Software house company based in London and Hong Kong. The company operates at the forefront of More ❯
City of London, London, United Kingdom Hybrid / WFH Options
MNRecruit
smart-city application. Collaborate with surveyors, architects, and engineers to transform complex data into immersive visualisations and scalable tools . Work with modern technologies such as Unity 2022+, C#, PostgreSQL/PostGIS, Azure DevOps, and Cesium for Unity , delivering solutions that support smarter, more sustainable cities. The Role This position offers the opportunity to design and develop advanced applications that … and web applications. Building and maintaining RESTful APIs and microservices. Writing clean, efficient, and scalable code in Unity, C#, JavaScript, and TypeScript. Developing spatial databases and optimised queries using PostgreSQL/PostGIS. Supporting full testing cycles, product upgrades, and change management processes. Collaborating with cross-functional teams to deliver robust, future-ready solutions. What They’re Looking For Strong Unity … development experience, including URP/HDRP pipelines, Addressables, and Job System . Skills in C# (.NET 6/8), Cesium for Unity, PostgreSQL/PostGIS, and Entity Framework Core . Familiarity with modern frontend frameworks such as React with TypeScript . Strong Agile, DevOps, and CI/CD experience. An interest in geospatial technologies, CAD workflows, or cloud deployment would More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Anson McCade
closely with product, design, and sales teams to shape solutions that matter Engage in code reviews, pair programming, and continuous improvement of Agile processes Help optimize data handling with PostgreSQL and contribute to microservice-based architecture We’re looking for a Python Developer who: Has strong expertise in Python backend development and experience with RESTful API design Is comfortable with … relational databases like PostgreSQL and cloud infrastructure on AWS Thrives in a collaborative environment and communicates technical ideas clearly Brings a problem-solving mindset and a passion for quality and innovation Has exposure or interest in container orchestration and infrastructure tools like Kubernetes and Terraform (a plus, but not required) This Python Developer opportunity is perfect for someone keen on More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Harrington Starr
Java, or C# Proven track record of performance tuning in large-scale, distributed systems Expertise in profiling tools, memory management, and debugging complex performance issues Strong database optimisation skills (Postgres, SQL Server, or similar) Experience with containerised and cloud-native environments ( Kubernetes, Docker, AWS, Azure ) Familiarity with load testing tools (e.g. k6, JMeter, Gatling) and monitoring solutions Excellent communication skills … shape system architecture and mentor future engineering leaders Flexible Hybrid working in Central London up to £85,000 basic plus market leading bonus structures Tech Stack: Python, Java, C#, Postgres, Kubernetes, Docker, AWS, Azure, k6, JMeter, Gatling If you’re passionate about pushing the boundaries of performance engineering and building software that scales effortlessly, we’d love to hear from More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Digital Waffle
UK What you’ll be doing: Lead the refactor of a large legacy system into a modern, scalable cloud-native product Design and implement new architecture using AWS microservices, PostgreSQL, Node.js, React, and TypeScript Use AI-assisted tools such as OpenAI, LangChain, Claude, or Hugging Face to enhance efficiency, code quality, and testing Establish clean engineering practices, including CI/… future engineering capability What you’ll need: 7+ years’ experience building or refactoring large-scale applications (ERP or SaaS experience ideal) Strong technical background with Python, TypeScript, React, Node.js, PostgreSQL, and AWS Proven experience in greenfield development and system modernisation Interest or hands-on experience with AI-driven development tools Solid understanding of clean architecture, automation, and modern DevOps practices More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Harrington Starr
Java, or C# Proven track record of performance tuning in large-scale, distributed systems Expertise in profiling tools, memory management, and debugging complex performance issues Strong database optimisation skills (Postgres, SQL Server, or similar) Experience with containerised and cloud-native environments ( Kubernetes, Docker, AWS, Azure ) Familiarity with load testing tools (e.g. k6, JMeter, Gatling) and monitoring solutions Excellent communication skills … shape system architecture and mentor future engineering leaders Flexible Hybrid working in Central London up to £85,000 basic plus market leading bonus structures Tech Stack: Python, Java, C#, Postgres, Kubernetes, Docker, AWS, Azure, k6, JMeter, Gatling If you’re passionate about pushing the boundaries of performance engineering and building software that scales effortlessly, we’d love to hear from More ❯
Years of Experience: 3- 5+ years Skills: Go, Java, Git, REST Web Services, Jenkins, NoSQL, Postgres/ql Based in London Victoria or Burgess Hill Enthusiastic, diligent Senior Golang Software Engineer to work on the global Loyalty and Benefits platform in American Express. The candidate should have excellent soft skills, strong technical ability with an extensive passion to learn. A … engineering methodology (Agile, incl Scrum, Kanban, SAFe, Test-Driven Development (TDD), Behavior Driven Development (BDD) and Waterfall) Knowledge of any or all of the following technologies is desired: Kafka, Postgres, Golang, Git, gRPC, Docker, GraphQL · Experienced in continuous integration (CI), continuous deployment (CD) and continuous testing (CT), including tools such as Jenkins, Rally and/or JIRA and version control More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Harrington Starr
Java, or C# Proven track record of performance tuning in large-scale, distributed systems Expertise in profiling tools, memory management, and debugging complex performance issues Strong database optimisation skills (Postgres, SQL Server, or similar) Experience with containerised and cloud-native environments ( Kubernetes, Docker, AWS, Azure ) Familiarity with load testing tools (e.g. k6, JMeter, Gatling) and monitoring solutions Excellent communication skills … shape system architecture and mentor future engineering leaders Flexible Hybrid working in Central London up to £85,000 basic plus market leading bonus structures Tech Stack: Python, Java, C#, Postgres, Kubernetes, Docker, AWS, Azure, k6, JMeter, Gatling If you’re passionate about pushing the boundaries of performance engineering and building software that scales effortlessly, we’d love to hear from More ❯
london (city of london), south east england, united kingdom
American Express
Years of Experience: 3- 5+ years Skills: Go, Java, Git, REST Web Services, Jenkins, NoSQL, Postgres/ql Based in London Victoria or Burgess Hill Enthusiastic, diligent Senior Golang Software Engineer to work on the global Loyalty and Benefits platform in American Express. The candidate should have excellent soft skills, strong technical ability with an extensive passion to learn. A … engineering methodology (Agile, incl Scrum, Kanban, SAFe, Test-Driven Development (TDD), Behavior Driven Development (BDD) and Waterfall) Knowledge of any or all of the following technologies is desired: Kafka, Postgres, Golang, Git, gRPC, Docker, GraphQL · Experienced in continuous integration (CI), continuous deployment (CD) and continuous testing (CT), including tools such as Jenkins, Rally and/or JIRA and version control More ❯
The role We’re looking for a graduate Software Engineer who loves to build and wants to learn fast. You’ll work across our modern stack (React, TypeScript, Node, Postgres, AWS), helping ship real product features end-to-end — from shaping data models to refining the front-end experience. You’ll work directly with senior engineers and the founders, learning … energy teams where you can take ownership early Want to work mainly on-site in central London with a hands-on, ambitious team Bonus points if you’ve: Used Postgres, Prisma, GraphQL, or Next.js Explored LangChain/LangGraph or other AI frameworks Built something end-to-end yourself (a side project, startup, or open-source contribution) What you’ll do More ❯
Full Stack Engineer | .NET & React | Financial Services | London We’re partnered with a leading global energy and commodities organisation that’s investing heavily in its digital transformation journey. With a strong presence across EMEA, the Americas, and APAC, the business More ❯
70-90k + Benefits 2 days on site in North London 3 days remote I am recruiting for a talented and driven Senior Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software More ❯
london (city of london), south east england, united kingdom
Experis UK
£70-90k + Benefits 2 days on site in North London 3 days remote I am recruiting for a talented and driven Senior Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software More ❯
/Plotly) Partner with analysts to design and implement statistical models Contribute to architectural design of scalable analytics systems Manage deployment and operationalization of workloads in AWS (S3, ECS, Postgres) Promote engineering best practices including Git-based version control and CI/CD Requirements 3–7 years of experience in data or software engineering Strong Python programming skills (Java or … C# a plus) Hands-on experience with AWS (S3, ECS, Postgres) Understanding of Kafka, orchestration, and distributed data systems Experience in energy trading, commodities, or financial analytics preferred Strong communication skills and collaborative mindset A builder’s mentality — curious, hands-on, and eager to innovate Why Join You’ll be part of a high-performing engineering culture where autonomy, technical More ❯
london (city of london), south east england, united kingdom
Cititec
/Plotly) Partner with analysts to design and implement statistical models Contribute to architectural design of scalable analytics systems Manage deployment and operationalization of workloads in AWS (S3, ECS, Postgres) Promote engineering best practices including Git-based version control and CI/CD Requirements 3–7 years of experience in data or software engineering Strong Python programming skills (Java or … C# a plus) Hands-on experience with AWS (S3, ECS, Postgres) Understanding of Kafka, orchestration, and distributed data systems Experience in energy trading, commodities, or financial analytics preferred Strong communication skills and collaborative mindset A builder’s mentality — curious, hands-on, and eager to innovate Why Join You’ll be part of a high-performing engineering culture where autonomy, technical More ❯
networking, IAM, security, and “everything as code” with Terraform/Terramate. Implement and maintain self-healing architectures, focusing on Kubernetes. Support critical engineering platforms: multi-tenant Airflow, BigQuery, and PostgreSQL clusters. Enhance developer experience via remote dev environments, self-hosted CI/CD pipelines, and observability tools. What They're Looking For: Hands-on experience with a major cloud provider … professional experience. Tech Stack: Cloud: GCP Orchestration: Kubernetes IaC: Terraform/Terramate Dev Environments: Remote development tools CI/CD: Self-hosted pipelines, Argo Workflows Data Platforms: Airflow, BigQuery, PostgreSQL Observability: Grafana, Prometheus Deployments: Helm For more information, contact Maria Ciprini at Harrington Starr, or click "Apply" to start your application. More ❯
london (city of london), south east england, united kingdom
Harrington Starr
networking, IAM, security, and “everything as code” with Terraform/Terramate. Implement and maintain self-healing architectures, focusing on Kubernetes. Support critical engineering platforms: multi-tenant Airflow, BigQuery, and PostgreSQL clusters. Enhance developer experience via remote dev environments, self-hosted CI/CD pipelines, and observability tools. What They're Looking For: Hands-on experience with a major cloud provider … professional experience. Tech Stack: Cloud: GCP Orchestration: Kubernetes IaC: Terraform/Terramate Dev Environments: Remote development tools CI/CD: Self-hosted pipelines, Argo Workflows Data Platforms: Airflow, BigQuery, PostgreSQL Observability: Grafana, Prometheus Deployments: Helm For more information, contact Maria Ciprini at Harrington Starr, or click "Apply" to start your application. More ❯
Futureheads have partnered with an early-stage climate tech venture tackling one of the world’s most urgent challenges. This is a greenfield build where your work will have direct global impact. In this role, you will own the full More ❯
london (city of london), south east england, united kingdom
Futureheads Recruitment | B Corp™
Futureheads have partnered with an early-stage climate tech venture tackling one of the world’s most urgent challenges. This is a greenfield build where your work will have direct global impact. In this role, you will own the full More ❯
This is an opportunity for a technical problem solving SRE to join a leading global fintech who are currently growing their presence in Europe. Role Responsibilities; Investigate, troubleshoot and diagnose incidents Provide first-third line investigation and diagnosis of incidents More ❯
london (city of london), south east england, united kingdom
Global Fintech
This is an opportunity for a technical problem solving SRE to join a leading global fintech who are currently growing their presence in Europe. Role Responsibilities; Investigate, troubleshoot and diagnose incidents Provide first-third line investigation and diagnosis of incidents More ❯
City of London, London, United Kingdom Hybrid / WFH Options
THRivve by intelletec
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 architecture Strong database design skills (PostgreSQL … 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 ❯
teams, you’ll bring automation, observability, and scalability to their database layer, enabling hundreds of developers to ship faster with confidence. What You’ll Do 💾 Design, build, and operate PostgreSQL and ElasticSearch clusters for production. ⚙️ Automate provisioning, upgrades, and HA/DR with Terraform, Ansible, Helm, and Kubernetes Operators. 🌐 Embed databases into the Internal Developer Platform through APIs, GitOps workflows … uptime and performance, embedding compliance and security controls. 🤝 Collaborate with development and platform teams to refine database automation standards and golden paths. What You’ll Bring ✅ Solid experience managing PostgreSQL in production (tuning, scaling, HA/DR). ✅ Strong understanding of Kubernetes and stateful workloads . ✅ Proficiency with Infrastructure as Code (Terraform, Ansible, Helm). ✅ Some development experience (Python, Go … platform or architecture roles. 💬 Real influence – shape standards, tools, and practices that define the future of the platform. What Success Looks Like Automated database pipelines integrated into the IDP. PostgreSQL services fully self-service for developers. Clear dashboards and measurable SLOs/SLA targets. Tangible reduction in manual operations through automation. Apply for immediate consideration More ❯
london (city of london), south east england, united kingdom
Humankind Global Recruitment
teams, you’ll bring automation, observability, and scalability to their database layer, enabling hundreds of developers to ship faster with confidence. What You’ll Do 💾 Design, build, and operate PostgreSQL and ElasticSearch clusters for production. ⚙️ Automate provisioning, upgrades, and HA/DR with Terraform, Ansible, Helm, and Kubernetes Operators. 🌐 Embed databases into the Internal Developer Platform through APIs, GitOps workflows … uptime and performance, embedding compliance and security controls. 🤝 Collaborate with development and platform teams to refine database automation standards and golden paths. What You’ll Bring ✅ Solid experience managing PostgreSQL in production (tuning, scaling, HA/DR). ✅ Strong understanding of Kubernetes and stateful workloads . ✅ Proficiency with Infrastructure as Code (Terraform, Ansible, Helm). ✅ Some development experience (Python, Go … platform or architecture roles. 💬 Real influence – shape standards, tools, and practices that define the future of the platform. What Success Looks Like Automated database pipelines integrated into the IDP. PostgreSQL services fully self-service for developers. Clear dashboards and measurable SLOs/SLA targets. Tangible reduction in manual operations through automation. Apply for immediate consideration More ❯