126 to 146 of 146 PostgreSQL Jobs in London

Back End Developer

Hiring Organisation
NearTech Search
Location
City of London, London, United Kingdom
from architecture to rollout • Strengthen testing strategy across unit and integration layers • Improve data and integration workflows with observability and resilience • Optimise Postgres (RDS) and MongoDB performance, modelling and migrations The role requires... • Strong commercial experience with Node.js and TypeScript • Deep API design expertise, including versioning and backwards compatibility • Solid … Postgres knowledge: querying, modelling and performance tuning • Clear communication of trade-offs and pragmatic architectural decisions • Independent delivery of reliable, production-grade systems This Backend Engineer (Full Stack, backend-leaning) role offers genuine ownership and influence in a business where engineering quality directly impacts customer trust. To apply please click ...

Lead GO Developer

Hiring Organisation
Intec Select Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 75,000 Annual
start ASAP. In this role, you will design, develop, and optimise scalable, secure, cloud-based systems using Go (Golang), PostgreSQL, Redis, RabbitMQ, and Docker. You will contribute to architecture discussions, collaborate with cross-functional teams, and help ensure the delivery of reliable, high-quality features. This is an excellent opportunity … services using Go (Golang) Build and manage messaging patterns and asynchronous workflows with Redis and RabbitMQ Develop efficient, scalable database schemas and 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 ...

Site Reliability Engineer

Hiring Organisation
EQUALS
Location
Greater London, England, United Kingdom
underneath - not feature development. WHAT YOU'LL OWN Infrastructure & Cloud - Manage and evolve our AWS infrastructure via Pulumi (TypeScript): ECS/Fargate services, RDS (PostgreSQL 17), ElastiCache (Redis with read replicas), S3, SQS, ALB, Lambda - Scale infrastructure up and down for large data operations (e.g. music catalog ingestion of 1B+ … Airbyte replication pipeline from production database to data warehouse - Configure incremental replication for new tables as the product evolves - Maintain the data warehouse (PostgreSQL): autovacuum tuning, memory parameters, capacity planning - Manage RudderStack for event streaming to analytics (Amplitude) and attribution (AppsFlyer) CI/CD & Deployment - Own CircleCI pipeline configuration ...

Junior Python Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
support for existing data pipelines, APIs, and reporting frameworks, troubleshooting issues and resolving incidents. * Work across a technology stack centred on Python, Postgres, Docker, REST APIs, and local databases. * Assist with the management and optimisation of automated processes to improve reliability and efficiency. * Support infrastructure including virtual machines and data … role evolves. Profile * The Junior Python Developer will have commercial experience with Python or strong demonstrable project experience. * Experience or exposure to Postgres, REST APIs, and Docker is highly desirable. * Understanding of data processing, transformation, and automated workflows. * Exposure to supporting or maintaining systems, with a willingness to learn ...

Solutions Architect (Azure)

Hiring Organisation
Experis
Location
Wembley, England, United Kingdom
Solution Architect About the Role We are seeking an experienced and driven Solution Architect to own end‐to‐end solution design and vendor oversight for high‐priority initiatives. This role is responsible for architectural blueprint ...

Senior Developer FX Options Risk

Hiring Organisation
Reed
Location
London, UK
Employment Type
Full-time
Technology colleagues across London, Hong Kong, and New York, contributing to a modern technology stack that includes TypeScript/React UI, C# services, PostgreSQL, and pricing services integrating with quant libraries. Required Skills & Qualifications: Strong experience in C# and modern backend development. Solid understanding of TypeScript and React. Proficiency with … PostgreSQL or similar relational databases. Experience integrating with quant libraries, pricing engines, or other computational services. Ability to operate effectively in a front-office or similarly fast-paced environment. Comfortable working with incomplete requirements and driving clarity through discussion. Strong communication skills and willingness to engage directly with Trading ...

Senior Developer FX Options Risk

Hiring Organisation
Reed
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£900 - £925 per day, Inc benefits
Technology colleagues across London, Hong Kong, and New York, contributing to a modern technology stack that includes TypeScript/React UI, C# services, PostgreSQL, and pricing services integrating with quant libraries. Required Skills & Qualifications: Strong experience in C# and modern backend development. Solid understanding of TypeScript and React. Proficiency with … PostgreSQL or similar relational databases. Experience integrating with quant libraries, pricing engines, or other computational services. Ability to operate effectively in a front-office or similarly fast-paced environment. Comfortable working with incomplete requirements and driving clarity through discussion. Strong communication skills and willingness to engage directly with Trading ...

Ruby on Rails Backend Engineer

Hiring Organisation
Rise Technical Recruitment
Location
Fulham, London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £80000/annum Private Healthcare + Holiday + Pensi
documentation like C4 models to ensure long-term scalability. The ideal candidate will be a seasoned Ruby on Rails developer with deep expertise in PostgreSQL and background processing via Sidekiq and Redis. You should be highly proficient in building RESTful APIs, managing JSON serialisation, and implementing secure authentication methods like … platform recognised for its excellence in accessibility and safety. The Role: Lead the evolution of core Ruby on Rails operational platforms. Optimise PostgreSQL performance and Sidekiq background job efficiency. Manage secure third-party integrations and RESTful API design. Partner with Platform teams on AWS and CI/CD reliability. ...

Founding Product Engineer · Autonomous Vehicles · Stealth

Hiring Organisation
Dignoris
Location
City of London, London, United Kingdom
commercial launch as the technical owner. — What this role is — You are the founding engineer at Dignoris. You adopt the Django modular monolith, the Postgres data model, the audit ledger, the customer surface, the operator surface, and the admin oversight surface that have been built to date. You become … professional engineering experience · At least one shipped product where you were the most senior engineer in the room · Direct experience with multi-tenant SaaS, Postgres at scale, AWS or GCP, and an identity provider such as Auth0 · Comfort with at least one regulated environment ...

Full-Stack Engineer (Angular Only + UX Focus)

Hiring Organisation
Admin Please
Location
London Area, United Kingdom
experience with Express is highly transferable and sufficient) Build and consume APIs, ensuring clean data flow between front-end and back-end Work with PostgreSQL and Prisma for data modeling and persistence Deploy and maintain services on Google Cloud Platform (GCP) Build and maintain mobile applications using Capacitor Style applications … features What We’re Looking For Experience as a Full-Stack Developer Hands-on experience with: Angular & TypeScript Express.js (or similar Node.js frameworks) PostgreSQL Prisma Tailwind CSS Google Cloud Platform (GCP) Capacitor for mobile development Comfortable working across both front-end and back-end codebases Experience working with APIs ...

Product Engineer (Ruby on Rails)

Hiring Organisation
Resi
Location
City of London, London, United Kingdom
feel, not just whether they work Comfortable working with HTML, CSS, and JavaScript across a modern Rails frontend stack Familiarity with relational databases (PostgreSQL preferred) and writing efficient queries Comfortable building and consuming APIs as part of delivering full-stack features Experience writing automated tests (RSpec, Minitest, or similar) Good … with Render or similar cloud infrastructure and deployment platforms Experience working in a startup or high-growth environment Our Stack Backend: Ruby on Rails, PostgreSQL, Sidekiq Data & Services: Python, FastAPI Frontend: Hotwire (Turbo Stimulus), Tailwind CSS, Three.js Infrastructure: Render Tooling: GitHub Actions, Sentry About Resi Resi ...

Backend Engineer

Hiring Organisation
Randstad Technologies
Location
London, UK
Employment Type
Full-time
Job Description Senior Backend Engineer (Security Compliance) - 100% Remote The RoleJoin a high-autonomy team as a senior contractor architecting the next generation of our security compliance platform. You will own technical decisions end-to ...

Backend Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £522/day
Senior Backend Engineer (Security Compliance) - 100% Remote The Role Join a high-autonomy team as a senior contractor architecting the next generation of our security compliance platform. You will own technical decisions end-to-end ...

Database Data Engineer

Hiring Organisation
Peaple Talent
Location
City of London, London, United Kingdom
heavy Data Engineer position where you’ll take ownership of designing, optimising and evolving production-critical systems across AWS. Particularly using SQL Server and PostgreSQL environments. 🔧 Key Responsibilities Design and deliver scalable database solutions (SQL Server, PostgreSQL, DynamoDB) Lead migrations of MS SQL Server on EC2 to AWS RDS Build … What We’re Looking For 5+ years in database engineering (design, build, optimisation, support) Strong hands-on expertise in SQL Server (T-SQL) and PostgreSQL Proven experience with AWS database services (RDS, Aurora, DynamoDB) Track record of cloud migrations and database modernisation Experience with ETL, pipelines, and replication Python ...

Senior Data Engineer

Hiring Organisation
Anson McCade
Location
City of London, London, United Kingdom
Senior Data Engineer, you will have the following responsibilities: Build and maintain data solutions that support pricing decisions Work hands on with SQL, Postgres, and Python Take ownership of data quality, performance, and reliability Partner closely with commercial teams on business critical problems Influence technical direction as the platform evolves … exposure to AI initiatives with learning and development support About the Candidate The right Senior Data Engineer should have: Strong experience with SQL, Postgres, and Python Background working with pricing or market driven data (commodities preferred) Highly technical and comfortable owning complex data problems Confident working close to the business ...

Artificial Intelligence Engineer

Hiring Organisation
Arrows
Location
City of London, London, United Kingdom
implement cutting-edge prompting methods to maximize model efficacy. Full-Stack Impact: While focused on AI, you’ll work across the stack (Python, Postgres, React) to ensure our research translates into a seamless user experience. We are the fastest-growing startup transforming the legal landscape. Our AI platform manages everything … evaluation pipelines into live environments. LLM Mastery: Practical experience with prompt engineering and modern LLM architectures. Technical Versatility: Familiarity with the full stack (Postgres, TypeScript, React). Clear Communication: Ability to articulate complex technical decisions clearly. ...

Founding Engineer

Hiring Organisation
Pharosyn
Location
London, England, United Kingdom
Deploying and operating AI systems reliably in production Data Engineering •⁠ ⁠Ingesting data from heterogeneous sources (APIs, RSS, web scraping) •⁠ ⁠Data modelling, pipelines, and transformation •⁠ ⁠PostgreSQL, vector databases, and medallion-style layering (raw → cleaned → served) Enterprise Infrastructure •⁠ ⁠Multi-tenant SaaS architecture •⁠ ⁠Cloud deployment •⁠ ⁠Security, authentication flows, and production reliability You should … made •⁠ ⁠Have strong core engineering fundamentals and the ability to learn new languages quickly (our current stack includes TypeScript/React, Python, and PostgreSQL) •⁠ ⁠Already use AI coding tools (e.g. Cursor, Claude Code, Copilot) to materially increase output •⁠ ⁠Thrive being given problems and architecting solutions, not waiting for project specs ...

Senior Backend Engineer

Hiring Organisation
Plexus Resource Solutions
Location
City of London, London, United Kingdom
powering real-time trade execution on Solana. Design and optimise APIs and database architecture for a high-frequency, large concurrent user base. Work with Postgres and OpenSearch to deliver real-time trading data, token analytics, and market feeds. Collaborate closely with Product, Design, and traders to ship reliable, fast … scalable backend solutions. Requirements: 3+ years of backend engineering experience with Node.js/Typescript. Hands-on experience with Postgres and blockchain data systems. Experience within a fast-past crypto or Web3 start-up environment. Solana ecosystem experience is a plus. Benefits: Up to $250,000 + bonus Fully remote ...

Founding Engineer

Hiring Organisation
Bloc Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Founding BE Data Engineer (Python, Postgres, LLMs) Salary up to £150k + Equity London Onsite Join a lean (under 10), early‐stage startup building sustainable, environmentally‐focused financial services. The focus of the solution is understanding where capital flows, and the data behind those decisions needs to be accurate, traceable … e.g. Revolut, MSCI, Monzo, Bloomberg) working with raw, unstructured data at scale Strong Python for production systems (async, queues, scraping, pipelines) Hands‐on with Postgres or SQLite for structured storage and querying If you want serious ownership, care about ESG and sustainable finance, and want to build data infrastructure that ...

Senior Backend Engineer Python

Hiring Organisation
Partnerscale Limited
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
BackendPythonEngineer,AI&Data London/Remote(SouthEastbased,occasionaltraveltoLondon) £45,000-£55,000DOE WeareworkingwithanexcitingAI-firstengineeringfirmintheenterpriseretailande-commercespacewhoarebuildingsomereallyinterestingproductsacrossgenerativeAI,datapipelines,andmarketingtechnologyforhousehold-nameclients. FoundedbytwoformerleadersofamajordigitalagencywithclosetiestoGoogle,theysitattheintersectionofconversion-focusedwebdevelopment,AI-poweredmarketing,anddata-drivenstrategy.RecentprojectsincludebuildinggenerativeAIagentsfornationalbrandsandpredictivemodellingformajorhigh-streetretailers.Everythingisgreenfield,meaningyouwillbebuildingbrand-newproductsfromthegroundupwithrealinputintothearchitectureandapproach. TheyarenowlookingforaMiddleweightPythonEngineertojointheirgrowingengineeringteam.Youwilldesign,build,andmaintainAPIintegrations,datapipelines,andinternaltoolingthatconnectmarketingplatforms,analyticsservices,andclientsystems. ...

Data Warehouse / Database Engineer

Hiring Organisation
NEEV LIMITED
Location
East London, London, United Kingdom
Employment Type
Permanent
Data Warehouse/Database Engineer (Postgres/Netezza) Location: London, UK (Hybrid/2-3 Days Onsite required) Contract Type: FTC- 6 months Expereince needed 6-8 years Role Overview The Data Warehouse/Database Engineer will design, build, and support the data layer required to transition reporting from Remedy … flows, schemas, and load processes Required Skills & Experience Strong experience as a Database/Data Warehouse Engineer Advanced SQL scripting skills Proven experience with Postgres and/or IBM Netezza Experience designing and maintaining enterprise data warehouse schemas Experience with batch ingestion and bulk load processes Strong data validation ...