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Senior Backend Engineer — AI-Driven Finance Platform

NewBe an early applicant UKSenior

Senior Backend Engineer at Product Pulse, a private market data platform for professional investors, building production Python backend services and owning the orchestration layer for agentic AI features. Works with PostgreSQL and ClickHouse at scale, shapes architecture, and mentors a growing team in a fast-paced startup (London or remote England).

Agentic AI AI ClickHouse PostgreSQL Python

Senior Backend Engineer (Ruby) - AI Integrations - Remote

NewBe an early applicant UKSenior

GitLab is hiring a Senior Backend Engineer (Ruby) for its External Agents team to build secure, scalable integrations and AI-powered features. Day to day: designing GraphQL and REST APIs, optimizing backend performance, and collaborating with product and AI specialists remotely across time zones.

AI API GitLab GraphQL

OpticoreIT Limited

GCP DevOps Engineer

NewBe an early applicant UKContract

Opticore IT is seeking a GCP DevOps Engineer for an initial 6-month Inside IR35 contract at a Financial Services client in Central London (onsite 1 day/week). The role involves deploying and maintaining a GCP landing zone and building services on it, using Terraform, CI/CD, and cloud services across GCP and AWS.

Agile Automation AWS Bitbucket CI/CD +9 skills

eFinancialCareers

Senior Full-Stack Engineer & AVP — Java Microservices

NewBe an early applicant HybridUKSenior

Citi is hiring a Senior Full-Stack Engineer (AVP) in Northern Ireland to build Java/J2EE microservices using Spring Boot and RESTful services, contribute to CI/CD pipelines with Git/Bitbucket, and mentor a team of application developers. The role is hybrid (up to two days from home) within global finance.

Bitbucket CI/CD Git J2EE Java +3 skills

DevOps Engineer

NewBe an early applicant UKFull-timeC-level

DevOps Engineer at Elaniti, a London biotech building AI-driven soil intelligence for agriculture. Owns cloud infrastructure end to end: infrastructure as code, CI/CD, containerised bioinformatics/ML workloads, observability, cloud costs and security. Full-time, hybrid — 2 days per week in the London office.

AI Analytics API Automation AWS +14 skills

Jain Global (UK) Partners LLP

DevOps Engineer

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Hands-on DevOps engineer on Jain Global's Global Cloud and DevOps team in London, building the automation, platforms, and self-service tooling that let development teams deploy and run applications reliably and securely. Core stack: Terraform IaC, GitHub Actions CI/CD, Kubernetes/GitOps, AWS, and observability tooling.

Airflow Ansible Automation AWS Bash +32 skills

120K – 170K £

Infoplus Technologies UK Ltd

Devops Engineer

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Contract DevOps engineer (outside IR35, SC clearance required) designing and maintaining secure, automated Azure cloud environments: CI/CD via Azure DevOps, Infrastructure as Code with Bicep/ARM/Terraform, deployment automation, monitoring, and optionally Docker/AKS. Hybrid role with one day per week on-site in Taunton.

Agile AKS Automation Azure Azure DevOps +19 skills

Ans Group Limited

Devops Engineer

NewBe an early applicant UKFull-time

A DevOps engineer on a close-knit operations team delivering proactive DevOps services to customers, managing multiple customer environments in Azure and AWS with a focus on automation, CI/CD pipelines, repositories, and infrastructure as code.

Automation AWS Azure Bash Cloud +6 skills

Front Door Defense

Senior Backend Engineer: 5G NTN & Cloud Platform

NewBe an early applicant UKSenior

Senior backend engineer at Aalyria building a cloud-native platform that coordinates 5G NTN and Direct-to-Cell services, working on distributed systems, RAN/core interfaces, and federation APIs alongside 3GPP/O-RAN standards teams. Based in London with remote UK work options.

API Cloud Cloud Native Distributed Systems

Python Data Engineer — Flexible, Data Pipelines & Security

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A Python data engineer at Solirius Reply in London designs, builds and maintains Python applications and scalable ETL/ELT pipelines for secure, data-intensive systems. Day to day they work with large datasets to ensure data quality and performance, collaborating with engineers, architects and stakeholders.

Data Engineering Data Quality ELT ETL Python

Senior Backend Engineer - Ledger Platform (Hybrid/Remote)

NewBe an early applicant HybridUKSenior

Senior backend engineer owning iwoca's ledger platform, designing and operating scalable services for reconciliation and reporting across its lending products. Role emphasizes hands-on coding, architecture, and production reliability, working hybrid in London or remotely within the UK.

Senior Full-Stack Engineer — Hybrid Work + Share Vesting

NewBe an early applicant HybridUKSenior

Autotrader is hiring a Senior Full-Stack Engineer in Manchester (hybrid) to build Java/Kotlin back-end services and React/Angular TypeScript front-ends for systems handling millions of daily requests, while mentoring peers and designing distributed architectures in a continuous-delivery culture.

Angular CI/CD Java Kotlin React +1 skills

Senior Full-Stack Engineer — Build Cross-Border Payments Platform

NewBe an early applicant UKSenior

Senior full-stack engineer at Xe.com's Bracknell office helping rebuild its cross-border payments platform, owning features end-to-end from API design through backend services to frontend experience in a small team that mentors mid-level engineers.

Senior Full-Stack Engineer — Payments Platform

NewBe an early applicant UKSenior

Senior full-stack engineer at Xe in Bracknell rebuilding its cross-border payments platform — owning problems end to end from API design to frontend and backend services, mentoring engineers, and driving stack modernization with AI-assisted tooling.

AI API Api Design

Senior Python & React Full-Stack Engineer

NewBe an early applicant UKSenior

Senior full-stack engineer at Mphasis in London who designs, builds, and maintains scalable web applications using Python on the backend and React.js on the frontend. Day to day involves developing RESTful APIs, microservices, and cloud-native solutions in an Agile team alongside product owners, architects, DevOps, and QA.

Agile API Cloud Cloud Native DevOps +4 skills

Senior Backend Engineer — Golang & AWS, Flexible Hours

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CCP Games' Fenris Creations team in London is hiring a Senior Backend Engineer to build cloud infrastructure, scalable backend services, and tooling in Golang for EVE Vanguard. The role involves working in an AWS-driven, domain-driven design environment and supporting features post-launch, including on-call.

AWS Cloud Distributed Systems Go

Evantis Consulting

Full Stack Engineer - API Gateway & GitOps

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A backend/full-stack engineer at a consultancy designs schema-driven APIs and UIs in the cloud, configures and manages API gateways and routes, and ensures reliable GitOps-based deployments. Core tech includes Kong, Envoy, Akamai/CloudFront, and GitOps workflows.

API Cloud Envoy GitOps

Marketing Coordinator: Full-Stack Growth Ownership

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Hunter Bond, a fast-growing fintech consultancy in London, is hiring a Marketing Coordinator with full ownership of marketing activities — running digital campaigns, brand positioning, lead generation and growth initiatives from day one.

Go-to-Market Lead Generation

Crossing Hurdles

Remote PHP Backend Engineer — Laravel, Node.js, MySQL

NewBe an early applicant UKContract

Contract remote role for a PHP back end developer to analyze and solve backend problems, review code for scalability and performance, and provide detailed feedback that helps improve AI system learning. Core stack is PHP/Laravel, Node.js, and MySQL, at 10-40 hrs/week and $30-$110/hour.

AI Design Patterns Laravel MySQL Node.js +1 skills

30 – 110 $ / hr

Full Stack Engineer (Senior)

NewBe an early applicant UKSenior

Senior full-stack engineer at Xe, a cross-border payments platform, owning features end-to-end that move money and manage multi-currency balances — from Vue.js/React frontends and C#/.NET services to AWS infrastructure — while leading design reviews, mentoring engineers, and using AI coding tools daily.

Accessibility Agentic AI AI API Api Design +24 skills