integration: Connect and orchestrate large language models (OpenAI, Bedrock, etc.), manage prompts, tools, safeguards, and evaluation. Data pipelines: Ingest, clean, and transform structured and unstructured data; design efficient schemas (Postgres/NoSQL) for search and analytics. Frontend (React/Next.js): Deliver user-friendly, performant UIs that make AI-powered features (search, filters, explanations, citations) clear and accessible. Architecture: Shape a … chunking strategies, indexing, precision/recall trade-offs, reranking, and evaluation techniques. Proficient in Python (FastAPI) and React/Next.js . Solid experience with both SQL and NoSQL databases (Postgres, DynamoDB, etc.). Exposure to LLMs, embeddings, and vector search APIs . Strong understanding of data engineering , schema design, ETL, and optimisation. Proficiency with cloud (AWS preferred) and containerised deployments More ❯
london, south east england, united kingdom Hybrid / WFH Options
BondAval
the entire organisation, including executive tasks and decisions. Our multidisciplinary team offers flexibility for individuals to move between core engineering, infrastructure, testing and research. Our stack includes Go, VueJS, Postgres and Python, deployed through a fully automated AWS environment (Terraform, Ansible, GitHub Actions). Alongside this, we're building the next generation of our data and AI infrastructure — exploring frameworks … systems and scalable architectures. You're comfortable across the stack, with experience in modern front-end frameworks (VueJS, React, or Angular). You have strong experience with relational databases (Postgres) and familiarity with NoSQL systems. You're fluent in DevOps and infrastructure practices (AWS, Terraform, Ansible, Kubernetes). You're confident in defining engineering standards, reviewing code, and mentoring developers. 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 ❯
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
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 ❯
belfast, antrim, united kingdom Hybrid / WFH Options
Magnite
preferred, but proficiency in another modern, object-oriented language is great too - and you'll get the chance to learn Go here Hands-on experience with relational databases (e.g. Postgres) and document databases (e.g. MongoDB) Strong communication skills, both written and verbal Experience collaborating effectively across teams *Bonus Points (Nice-to-Have Experience)* Hands-on experience with Golang in production … data stores Implementing caching systems as part of a solution Mentoring teammates is a plus *Our Current tech stack* Golang, Java ECS, Fargate, Docker, ALB, HAProxy RDS, MariaDB, DocumentDB, Postgres, ScyllaDB Redis, Memcache Kafka, SNS, SQS Terraform, Github Actions, Jenkins Comprehensive Perks And Benefits Holiday Breaks and Quarterly Wellness Days Equity and Employee Stock Purchase Plan Family-Focused Benefits and More ❯
cwmbran, torfaen, united kingdom Hybrid / WFH Options
Comparison Creator
Are you looking for a role where you can use your software expertise to make a BIG impact in a small but leading technology business? Comparison Creator is a leading software development company specialising in providing outsourced solutions for product More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Interact Consulting Limited
Mid-Level Database Developer (PostgreSQL) - Inside IR35 Healthcare Sector Contract Type: Inside IR35 £400pd Start Date: 20/10/2025 End Date: 20/04/2026 Location: Fully Remote (UK-based candidates only) Role Overview We are seeking Mid-Level PostgreSQL Database Developers to join the team and support the upgrade and deployment of cloud infrastructure for a … roles: Standard hours, Monday to Friday, 9:00 - 17:00 2 roles: Evening and weekend shifts (hours to be discussed during interview) Key Responsibilities Design, develop, and maintain PostgreSQL databases to support application upgrades. Support the deployment of cloud-based infrastructure in preparation for a major system update. Optimize queries, indexes, and schema design for performance improvements. Collaborate with DevOps … and application teams to ensure seamless integration. Utilize CI/CD pipelines and version control tools for database releases. Essential Skills & Experience Proven commercial experience in PostgreSQL database development and administration. Strong SQL skills and deep understanding of relational database design principles. Solid knowledge of performance tuning, indexing, and query optimization. Hands-on experience with cloud database services such as More ❯
West Midlands, United Kingdom Hybrid / WFH Options
Matchtech
Science, or Software Engineering discipline (e.g., 2:1 or higher). Experience and proficiency in Python, including referencing external data sources via APIs. Knowledge of Linux, Docker, Git (Bitbucket), PostgreSQL, and HTML/JavaScript. Familiarity with O365, including Microsoft SharePoint online and Microsoft Dataverse. Clear thinker with a proactive attitude and strong communication skills. Experience using software development and project … of tasks. Able to build relationships internally/externally. * Required Software knowledge and experience: - Python (including familiarisation with referencing external data sources via API's) - Linux - Docker - Git (Bitbucket) - PostgreSQL - HTML/JavaScript - O365 (including Microsoft SharePoint online and Microsoft Data verse) If you are a Software Development Engineer with the necessary skills and experience looking to contribute to the More ❯
Birmingham, West Midlands, United Kingdom Hybrid / WFH Options
SF Recruitment (Tech)
opportunities within this market leading organization. This Software Engineer should have most of the following key skills: - Solid commercial node.js - Strong Typescript skills - Understanding of cloud deployment (ideally AWS) - PostgreSQL database knowledge would be useful - Strong Test driven development skills with the ability to write unit tests - Third party API development skills - Solid system design understanding - Serverless, Headless, microservices etc … wants to join a market leading business with innovation at its core please apply now to be considered Software Engineer Fully remote AWS, ERP, system architecture, JavaScript, Typescript, node, PostgreSQLMore ❯
Wolverhampton, West Midlands, United Kingdom Hybrid / WFH Options
SF Recruitment (Tech)
background in C# development - Solid understanding of QA - selenium WebDriver, SpecFlow etc - Proven people & technical leadership skills - Solid architectural/event sourcing understanding - CQRS, microservices, kafka etc - Database understanding - PostgreSQL, MongoDB etc - Cloud provisioning - AWS, Azure, GCP - Experience working in a product led, agile development environment - Proven experience designing & implementing engineering best practice - Strong resource planning experience - Performance monitoring capabilities … of the growth of this multi award winning, high growth business and be rewarded with extensive personal growth please apply now to be considere C#, Git, AWS, Selenium WebDriver, PostgreSQL, MongoDB, Event sourcing, CQRS, QA More ❯
include: Designing, implementing and maintaining backend services and REST/GraphQL APIs using Python and Django (or Django REST Framework). Building performant, secure data models and database schemas (Postgres). Writing automated tests (unit/integration) and participating in code review processes. Collaborating with frontend engineers to define interfaces and deliver product features. Working with DevOps/Platform teams … to reliability and performance. Tech Stack & Skills Core skills: Strong Python development experience (5+ years preferred) with production Django/Django REST Framework work. Solid relational database experience, ideally Postgres (schema design, query optimisation). Test-driven development practices and experience with pytest or equivalent. Experience working with RESTful APIs and/or GraphQL. Familiarity with containerisation and cloud deployment More ❯
and your work helps shape a platform used every day by modern companies. What you will do: Implement and maintain features across the stack using React, TypeScript, Node.js, NestJS, PostgreSQL and AWS Collaborate closely with senior engineers, product and design to deliver well-scoped features from start to finish Participate in code reviews, share knowledge and grow your skills while … CloudFront, CDK) with support from senior teammates. What we are looking for: Proven experience shipping fullstack features in a product-driven team String skills with React, TypeScript, Node.js, and PostgreSQL Working knowledge of AWS services (ECS, RDS, S3, CloudFront, etc. Hands on with modern workflows and tooling, for example GitHub, GitHub Actions, Linear, Sentry Ability to scope medium sized tasks More ❯
and your work helps shape a platform used every day by modern companies. What you will do: Implement and maintain features across the stack using React, TypeScript, Node.js, NestJS, PostgreSQL and AWS Collaborate closely with senior engineers, product and design to deliver well-scoped features from start to finish Participate in code reviews, share knowledge and grow your skills while … CloudFront, CDK) with support from senior teammates. What we are looking for: Proven experience shipping fullstack features in a product-driven team String skills with React, TypeScript, Node.js, and PostgreSQL Working knowledge of AWS services (ECS, RDS, S3, CloudFront, etc. Hands on with modern workflows and tooling, for example GitHub, GitHub Actions, Linear, Sentry Ability to scope medium sized tasks More ❯
Nottingham, England, United Kingdom Hybrid / WFH Options
Investigo
Senior Software Engineer (Python/Django) Location: Nottingham (Hybrid – 3 days per week onsite) Salary & Benefits: Up to £75,000 + Benefits An innovative technology company is seeking a Senior Software Engineer with strong Python and Django expertise to join 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 ❯
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, south east england, 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 ❯
slough, south east england, 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 ❯
london (city of london), south east england, 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 ❯
Mission Operations Centre (MOC) to customer-facing tools, they design, deploy, and operate the systems that keep multi-satellite constellations flying. Working with modern technologies — microservices, Kubernetes, Go, RabbitMQ, Postgres, and Terraform — they follow an agile, DevOps-driven approach. Every engineer owns their work end-to-end, from design and code to testing and operations, with plenty of space to … bring: Strong programming skills in Golang (and ideally Python or similar) with a focus on clean, maintainable code. The ability to design, implement, and maintain microservices using Docker, Kubernetes, PostgreSQL, REST, gRPC, and RabbitMQ. A track record of creating and championing best practices that lead to reliable, scalable software. Clear, concise communication and a collaborative approach — you listen well, get More ❯
Mission Operations Centre (MOC) to customer-facing tools, they design, deploy, and operate the systems that keep multi-satellite constellations flying. Working with modern technologies — microservices, Kubernetes, Go, RabbitMQ, Postgres, and Terraform — they follow an agile, DevOps-driven approach. Every engineer owns their work end-to-end, from design and code to testing and operations, with plenty of space to … bring: Strong programming skills in Golang (and ideally Python or similar) with a focus on clean, maintainable code. The ability to design, implement, and maintain microservices using Docker, Kubernetes, PostgreSQL, HTTP REST, gRPC, and RabbitMQ. A track record of creating and championing best practices that lead to reliable, scalable software. Clear, concise communication and a collaborative approach — you listen well More ❯
Mission Operations Centre (MOC) to customer-facing tools, they design, deploy, and operate the systems that keep multi-satellite constellations flying. Working with modern technologies — microservices, Kubernetes, Go, RabbitMQ, Postgres, and Terraform — they follow an agile, DevOps-driven approach. Every engineer owns their work end-to-end, from design and code to testing and operations, with plenty of space to … bring: Strong programming skills in Golang (and ideally Python or similar) with a focus on clean, maintainable code. The ability to design, implement, and maintain microservices using Docker, Kubernetes, PostgreSQL, HTTP REST, gRPC, and RabbitMQ. A track record of creating and championing best practices that lead to reliable, scalable software. Clear, concise communication and a collaborative approach — you listen well More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Family Action
in your professional development with ongoing quality training and career development opportunitiesThis is a brilliant opportunity for a talented software engineer who’s confident working with Node.js, TypeScript, and PostgreSQL to join a team that values creativity and growth.You’ll be enabled to keep learning, experiment with new ideas, and use the latest tools and technologies to create innovative solutions … hundreds of thousands of people we serve.In this critical role, you’ll develop and maintain REST API over serverless functions using TypeScript; you’ll also design and implement scalable PostgreSQL schemas and data models.The integrations you’ll be involved with will connect us to external services, including video conferencing, messaging, and payment platforms.Additionally, you’ll support our robust security infrastructure … developing back-end systems for production applications- Proven expertise in Node.js and TypeScript, including use within serverless architectures- Strong experience designing secure, performant APIs and data models- Experience managing PostgreSQL databases including, schema design and optimisationThe closing date for this role is Sunday 9th November 2025.Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server More ❯