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Senior Full Stack Engineer

NewBe an early applicant RemoteUKSenior

Avallo builds digital products, AI automation and platform modernisations for private equity firms and their portfolio companies. As a Senior Full Stack Engineer you design systems, write production code and ship client projects using TypeScript, React/Next.js, Node.js/NestJS, PostgreSQL and AWS, with heavy AI-assisted development.

Agentic AI AI Analytics Anthropic API +30 skills

Understanding Recruitment

Azure Data Engineer — Data Integration & Warehousing

NewBe an early applicant UKFull-time

An Azure Data Engineer joins a UK charity's internal data and technology team (in Glasgow, via recruiter Understanding Recruitment), building data pipelines and integrations that move data into Azure and core systems. Day-to-day work uses SQL, Python, ETL and APIs, plus Microsoft Fabric for data warehousing and some Salesforce integration.

Analytics API Azure Data Pipelines Data Warehousing +5 skills

Stealth iT Consulting

Scala Backend Engineer — Remote/UK, APIs & Scalable Systems

NewBe an early applicant UK

Builds scalable, high-performance backend services and RESTful APIs using Scala and the Play Framework. Day to day involves writing unit and integration tests, contributing to CI/CD pipelines and production reliability, and collaborating with product owners and QA in Agile ceremonies.

Agile API CI/CD REST Scala

Stealth iT Consulting

Remote Scala Backend Engineer (Play API)

NewBe an early applicant UK

A Scala backend engineer who designs and develops scalable backend services and APIs using Scala and the Play Framework, collaborating in cross-functional Agile teams. Day to day involves building REST APIs, writing robust tests, and participating in CI/CD processes.

Agile API CI/CD REST Scala

Hybrid Senior Full-Stack Engineer - AWS Fusion Platform

NewBe an early applicant UKSenior

TP ICAP is hiring a Senior Full-Stack Engineer in Belfast to help build its AWS-enabled Fusion Platform, designing, developing, testing, and deploying features end-to-end across frontend and backend. Core tech includes React, TypeScript, GraphQL and REST APIs, microservices, and AWS cloud services, with a mentoring component; the role is hybrid at Belfast City Quays.

API AWS Cloud GraphQL Microservices +3 skills

Stealth iT Consulting

Remote Scala Backend Engineer | Play API & Scalable Systems

NewBe an early applicant UK

Designs and builds scalable, high-performance backend services and REST APIs using Scala and the Play Framework, delivering enterprise-grade software in an Agile, remote-friendly environment with a focus on reliability and test automation.

Agile API Automation Scala Test Automation

Jackalope Digital LLC

Backend Engineer (Java) – Fintech, Spring Boot, Equity

NewBe an early applicant UK

Backend engineer at fintech ARQ in London, doing greenfield work to design and maintain scalable, secure backend systems for financial-inclusion products. Day to day this means building REST APIs and microservices centered on Java, Spring Boot, and PostgreSQL in a fast-moving environment.

API Fintech Java Microservices PostgreSQL +2 skills

Stealth iT Consulting

Remote Scala Backend Engineer (Play & APIs)

NewBe an early applicant UK

A Scala backend engineer designs and maintains scalable backend services and REST APIs using Scala and the Play Framework, working with PostgreSQL/MongoDB, writing automated tests, and contributing to CI/CD and observability within Agile teams.

Agile API Authentication Automation CI/CD +16 skills

Stealth iT Consulting

Remote Scala Backend Developer — Play & APIs

NewBe an early applicant RemoteUKContract

A fully remote contract role for an experienced Scala backend developer to design, build, and maintain scalable backend services and REST APIs using Scala and Play Framework. Day-to-day work spans functional programming, PostgreSQL/MongoDB, automated testing, CI/CD, and Agile collaboration.

Agile API Authentication Automation CI/CD +15 skills

Stealth iT Consulting

Scala Developer - Remote/UK Backend Engineer

NewBe an early applicant UK

Design and build scalable, high-performance backend services and REST APIs in Scala using the Play Framework, including automated testing, CI/CD pipelines, and production reliability work in an Agile team. Core stack: Scala, Play, PostgreSQL/MongoDB, sbt, Git.

Agile API Authentication Automation CI/CD +16 skills

Senior Go Backend Engineer - Remote-First

NewBe an early applicant RemoteUKSenior

Senior backend engineer at YLD, a remote-first consultancy, joining a client team in London: designing scalable, fault-tolerant architectures and delivering Go backend services and APIs for SaaS platforms, deployed on AWS/Azure/GCP with Docker and Kubernetes.

API AWS Azure Cloud Docker +3 skills

Stealth iT Consulting

Remote Scala Developer | Play Backend Engineer

NewBe an early applicant RemoteUKContract

Fully remote contract role for an experienced Scala developer to design, build, and maintain backend services and REST APIs using the Play Framework. Day to day involves writing idiomatic functional Scala, automated tests, CI/CD support (Jenkins, GitHub Actions, Concourse), and collaborating in Agile teams.

Agile API Authentication Automation CI/CD +15 skills

Ernst & Young Advisory Services Sdn Bhd

Senior Consultant - Full-stack Developer - DE - Technology Consulting - UKI - Belfast

NewBe an early applicant UKSenior

Senior full-stack developer in EY's Digital Engineering Technology Consulting team in Belfast, owning design and delivery of full-stack client products end to end — modern JS frontends (React/Angular/Vue), backends (Node.js/Java/Python/.NET), APIs and PostgreSQL/MySQL — while doing code reviews, non-functional improvements and mentoring junior developers.

Agile AI Angular API Api Documentation +22 skills

Android Engineer (C++)

NewBe an early applicant RemoteAPAC

Asia-based Android engineer building cross-platform mobile features in modern C++ for Binance, including its in-house Chromium-based browser kernel, an OpenGL ES mobile game engine, and on-device AI/LLM inference components optimized for latency, memory, and power.

Agentic AI AI Android API Assembly +10 skills

Senior Java Developer — Hybrid (Cardiff)

NewBe an early applicant HybridUKSenior

Cognibox is hiring a Senior Java Developer in Cardiff (hybrid, minimal in-office days) to design, develop, and maintain enterprise applications using Java 17+/21, Spring Boot, and microservices. Day to day includes building RESTful APIs, translating stakeholder requirements into scalable solutions, mentoring peers, and delivering secure, tested software in an agile team.

Agile API Java Microservices REST +1 skills

Senior Java Developer

NewBe an early applicant UKContractSenior

Senior Java Developer at Veriforce (Cognibox) building business-critical SaaS for contractor and supply-chain safety compliance. Day to day: designing and maintaining Java 17+/Spring Boot microservices, REST APIs and AWS-native systems, plus code reviews, mentoring and production support. Mostly remote, with up to one office day per week in Cardiff.

Agile AI Analytics API AWS +36 skills

Senior Frontend Developer

NewBe an early applicant HybridUKSenior

Senior Frontend Developer at Trustonic owning a modern React + TypeScript application: shaping architecture, building accessible responsive UIs with Ant Design and SCSS, integrating with AWS Amplify/AppSync GraphQL, and maintaining Vite tooling, i18n and tests with Vitest/Testing Library. Remote role with occasional visits to the Winnersh office.

Accessibility API Authentication AWS CSS +9 skills

Vanquis Banking Group

Lead Software Engineer

NewBe an early applicant HybridUKLead

THE NEXT CHAPTER STARTS WITH YOU Lead Software Engineer, Salesforce & MuleSoft Lead the engineering of secure, scalable platforms and integrations that support he next chapter of Vanquis We have invested…

Apex API Authentication CI/CD Cloud +14 skills

Junior Software Developer

NewBe an early applicant UKJunior

A junior full-stack developer role building web applications with React and Node.js, Python backend APIs, and PostgreSQL/SQL/MongoDB databases. The role also includes practical machine-learning work (object detection, model training, deployment) and basic AWS deployment.

API Api Design AWS CI/CD Cloud +16 skills

Forward Deployed Engineer, HLS

Open 52d North America H-1B sponsor history

Principal Forward Deployed Engineer designs and deploys Talkdesk’s Agentic AI platform for global enterprise customers, leading architecture, coding, and strategic client engagements.

Agentic AI AI API Automation Cloud +25 skills

230K – 275K $