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Data Engineer
Senior Data Engineer at Royal Mail leads design and delivery of scalable data pipelines and products on Google Cloud, supporting frontline operations and strategic decisions. Core stack includes Python/Scala, Spark, Kafka and BigQuery/Dataflow, with CI/CD, Kubernetes and MLOps for deploying ML use cases.
Senior Java Backend Engineer — Fintech, Stock Options
Arqfinance is hiring a senior/lead Java backend engineer in London (hybrid) to own the backend stack of its fintech platform — designing robust REST APIs and microservices with Java, Spring Boot, and PostgreSQL, using TDD and CI/CD. Stock options are offered.
Software Engineer
Smart General Practice seeks a software engineer to build and run production software across its SMART platform, from AI voice to triage APIs and web front ends. The post reports to the CTO and sits in a small team…
Senior Software Engineer, Reference Data Platform (Python/Oracle) - AVP
Senior engineer on Citi's OMAI Fusion reference-data platform: designs and builds Python backend services and ETL/real-time data pipelines, architects and tunes Oracle databases, supports CI/CD and production, and mentors junior developers in an Agile team. Core stack: Python 3, Oracle 12c/19c, SQL/PL/SQL.
Java Engineer
Overview As a Full Stack Engineer in Solirius Reply’s Software Engineering Practice, you will contribute across the full development lifecycle—from requirements and design to coding, testing, deployment and…
FX Risk Lead Java Developer + AI (VP)
Lead end-to-end delivery of high-performance Java applications for FX risk at Citi in London: architecting scalable, low-latency distributed systems, setting engineering standards with quants and traders, owning L3 production support, and adopting GenAI coding tools. Core stack: Java, Apache Ignite, MongoDB, Oracle, Kafka/Solace, AWS/Azure.
Junior Java Developer - Trading
Junior backend Java developer at a growing commodities trading firm in London, joining a small Agile team to build services across trading systems, marketplaces, payments, and automation. Core stack includes Java, Kotlin, Spring Boot, and cloud tech; hybrid role with 3 days per week in the office.
Java Developer with Kotlin (Prime Brokerage Technology)
Builds and owns core components of Citi's Prime Brokerage platform in Java and Kotlin, leading an agile team's architecture, CI/CD and DevOps practices. Day to day: coding with TDD, translating business needs into technical specs, mentoring, and improving production performance and reliability using Kubernetes, Kafka and observability tooling.
Lead Java Developer (VP)
Lead Java Developer (VP) at Citigroup in Belfast, steering the design, development and optimization of the bank's regulatory reporting platform and data pipelines while leading a team of engineers. Day-to-day work centers on Java/Spring Boot microservices, Spark/Hadoop/Hive big-data processing, Kafka ingestion, and MongoDB/SQL data modeling.
Java Developer
Build core Java applications from scratch (framework-free, e.g. no Spring) for a FinTech firm in a hybrid London setting, focusing on low-latency, multithreaded solutions using TDD, CI/CD and paired programming, with growing exposure to GCP and AWS.
Edinburgh Hybrid iOS Engineer - Swift & TDD Expert
Hybrid iOS engineer at MPower Plus in Edinburgh, on-site 2-3 days a week, designing, building, and maintaining production-scale iOS apps. Core stack is Swift and modern iOS toolchains with MVVM architecture, SDK integrations, and engineering practices like TDD, code reviews, and CI/CD.
Senior Java Developer (Híbrido Barcelona)
Overview En SlashMobility buscamos un Senior Backend Developer para impulsar la digitalización de grandes corporaciones mediante soluciones de alto impacto. Trabajarás en equipos pequeños y especialistas, creando…
Junior Java Developer
Overview In this role you build Java backend services within agile squads for a major telecom/media client. You’ll translate high-level needs into technical designs, code with a focus on quality, and contribute to…
Desarrollador Backend Java
Desarrollador Backend JavaReferencia: #3424Localización: EspañaUna importante empresa internacional está buscando un desarrollador backend Java. Descripción: Título universitario relacionado con informática o…
Softwareentwickler (m/w/d) Webanwendungen (Java, Spring, JavaScript, React)
Full-stack software developer at WinValue in Münster, building and improving car-insurance claims management web applications end to end — planning, coding, deploying, and optimizing solutions with Java, Spring, React, JavaScript, and MySQL/MariaDB in an agile team.
Softwareentwickler (w/m/d)
Full-stack software developer at 51nodes in Stuttgart building custom software and integration solutions across client projects: web/mobile frontends, backends (Java/JVM or Node.js), REST APIs, cloud/container infrastructure, DevOps and security, with active involvement in the blockchain community.
Java Fullstack Entwickler (w/m/d)
Was können wir bieten? agiles Arbeiten mit Startup Charakter bei gleichzeitiger Sicherheit eines etablierten Unternehmens Eigenverantwortung und Gestaltungsspielraum für neue Ideen und Technologien flexible…
Java Entwickler (m/w/d)
Als Mitglied eines Projektteams entwickelst Du Software auf Basis von Java/JEE, schätzt Aufwände für Deine Aufgaben ab, dokumentierst Dein Software-Design mit UML und schreibst technische Spezifikationen. Tätigkeiten…
Full Stack .NET Developer – Treasury & Financing Systems
Wynagrodzenie umowa o pracę: 28000 – 33000 PLN / mies. brutto You will: Build and own full-stack systems delivering workflow automation, real-time data and analytics for global treasury and trading professionals Design…
Full Stack Engineer
Full Stack Engineer on HSBC's Hong Kong Structured Products Technology team (8 developers), building Equity Derivatives trading infrastructure and re-writing legacy Excel/VBA tools in Java/Kotlin while managing end-to-end project delivery. Core stack: Java, Kotlin, AI-enabled development, Kubernetes, MongoDB.