Senior Java Engineer's - Spark Belfast (Hybrid) Were looking for experienced Senior Java Engineer's to join an exciting data-driven project! This role involves active development (no support work) on a batch data processing platform, working across both greenfield and existing project streams. Some elements of the work will … also involve moving from Oracle to big data technologies. Key Requirements: Extensive Java Development Experience Strong knowledge of Java 11+ and modern Java frameworks Experience writing efficient, scalable, and high-performance Java applications Familiarity with multithreading, concurrency, and distributed computing Big Data & Distributed Systems Knowledge: Strong understanding of how distributed … Performance tuning for Spark-based applications Database & Storage Experience: Comfortable working with relational databases (e.g., Oracle, PostgreSQL) Exposure to big data storage solutions Skills: Java spark java 11 Java Programming More ❯
etc) 5+ years' experience specifically with microservices development 2+ years hands-on web services design and development experience Proficient in two or more of Java, JavaScript, Python, Scala, C++/C#/.Net and React or Angular Containerized software applications, platforms, and tools including Kubernetes, Docker Good understanding of software More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
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patterns, including microservices and message-driven architectures Hands-on developing/coding experience using the following technologies: Frontend ( React,Angular, JavaScript, TypeScript) Backend ( Node.js, Java, Spring Boot, Hibernate) NFR/Non-Functional requirement understanding and experience developing applications with this in mind Strong experience with Test-Driven Development (TDD) approach More ❯
across multiple platforms and technologies. Demonstrated expertise in architecting cloud-based or hybrid systems. Technical Skills: Proficiency in one or more programming languages (e.g., Java, Python, C#). Strong understanding of cloud platforms (e.g., AWS, Azure, Google Cloud) and cloud-native architectures. Experience with APIs, microservices, containerization (Docker, Kubernetes), and More ❯
Do you dream in Java? Do you get excited about distributed systems? Does the idea of tackling greenfield projects make you excited? The Gig: Were on a mission to build a next-levelplatforma mix of shiny new greenfield work and some exciting enhancements to existing systems. No boring support workjust … pure, hands-on development withcutting-edge tech. The Tech Stack: - Java (11+) Youve got strong, commercial, hands-on experience - Spark Ideally, youve dabbled (or mastered) - Finance/Banking experience? Cool, but not a deal-breaker The Perks: - A modern Belfast office Close to great food, good coffee, and (more importantly … working together -Top-tier clients Youll be working on high-impact projects with some of the biggest names in finance & tech If you love Java, Big Data, and solving real-world challenges, then this is your chance to make an impact while working with a fantastic, high-performance team. Interested More ❯
learn Apache NiFi, Apache Airflow, Apache Kafka, KeyCloak, Serverless Computing, GraphQL, APIs, APIM Good skills working with JSON, XML, YAML files Knowledge in Python, Java, awk, sed, Ansible, Salt Stack, Terraform Experience working in a financially regulated environment Working with clients/working in a client servicing environment EEO Statement More ❯
skills and welcomes the opportunity to collaborate in a tight knit, agile team-oriented group. Strong coding ability within Object oriented languages such as Java, C# or C++ A passion for software engineering; examples of work you have completed outside of the core curriculum is a plus. A strong desire More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
Hayward Hawk
Senior Java Developer FinTech | Belfast City Centre | Hybrid (23 Days Onsite) Permanent | Competitive Salary + Benefits Are you a seasoned Java Developer with a background in FinTech, looking to take the next step in your career? Were working with a cutting-edge company in the heart of Belfast City Centre … thats building robust, scalable financial solutionsand theyre on the lookout for a Senior Java Developer to join their growing team. The Role: As a key member of the engineering team, youll drive the design and development of high-performance APIs and cloud-native services. Youll play a hands-on role … shaping architecture decisions, mentoring junior developers, and collaborating in a fast-paced Agile environment. What Youll Be Doing: Developing secure and scalable APIs using Java (Spring Boot) Designing containerised services with Docker and deploying via Kubernetes Working cross-functionally with Product and DevOps teams Driving best practices in software engineering More ❯
scalable, resilient and secure distributed applications. Software engineering experience in both on-premises and cloud environments. Proficiency in one or more modern programming languages (Java, Python). Hands-on experience in software product development utilizing technologies, tools, and frameworks such as Tomcat, TC Server, VertX, Spring, GIT/Stash, Sonar More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
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testing, exploratory, systems integration and user acceptance testing e.g. manual testing. Confident with building and maintaining frameworks in one or more of these languages: Java, JavaScript, Python, or C#. Have practical experience with open source tools such as: Cypress, Karate, PlayWright, Selenium or similar. Worked in an agile environment. Develop More ❯
Leading development and software project delivery. Any one of WPF, WinUI, Blazor, MAUI, Xamarin, Avalonia, Flutter, Electron, React Native A second programming language. (Python, Java, C++) Communicating with and controlling embedded devices using wired and wireless communication protocols Using an ORM NET Core , ASP.NET Core Web API Coding mathematical algorithms More ❯
Continuously improve the test automation framework and processes. Contribute to improving team processes and methodologies and following best practices. Essential Criteria Competent in Python, Java or alternative object orientated language(s). Competent working in a Linux command line driven environment. Experience of writing and refactoring both manual and automated More ❯
related technical discipline (or equivalent experience) 4+ years hands on software development experience with at least 2 years working with strongly-typed languages (Go, Java, C, etc.) Demonstrated proficiency writing maintainable, high quality, robust code Experience in designing and developing micro services in one or more cloud computing services (AWS More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
Anson McCade
modern DevOps workflows. Familiarity with Agile methodologies, particularly SCRUM or Kanban, and experience leading such teams. Proficiency in at least one modern programming language (Java, JavaScript, .NET preferred). Strong interpersonal and communication skills, with the ability to engage both technical and non-technical stakeholders. Expertise in engineering standards including More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
CME Technology Support Services Ltd
Google Cloud Platform Knowledge of change management. Expertise in Chef Expertise in Jira, GIT, Jenkins or Bamboo Expertise in configuration management. Knowledge of Ansible, Java Prior experience working in financial services/exchange space. Company Benefits: Bonus Programme Equity Programme Employee Stock Purchase Plan (ESPP) Private Medical and Dental coverage More ❯
visibility to stakeholders. Ideal Candidate: At least 3 years of experience in Data Engineering or a similar role. Proficiency in programming languages like Python, Java, or Go. Experience with cloud platforms (Azure, AWS, or GCP). Strong skills in writing SQL queries. Experience with ETL tools (Fivetran, Azure Data Factory More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
Stott & May Professional Search Limited
engage on sensitive UK Government projects. ?? Key Skills & Technologies: Core Expertise: Microsoft Power Platform (Power Apps, Power Automate, Power BI) Desirable/Environment Tools: Java, Spring Boot JavaScript/TypeScript, React SQL Server, PostgreSQL, MongoDB Kafka, ActiveMQ, ElasticSearch Docker, REST, API Gateways AWS, Jenkins, Ansible WSO2 We're open to More ❯
Exclusive Ocho partnership- Golang/Java developers Hybrid roles (***New Cloud Security company that recently set up in NI with 10 staff hired earlier in the year ! ) We are currently seeking to appoint a number of Golang AND Java Developers to the team. In this role you'll tackle complex … with major cloud platforms (AWS, GCP, Azure) and leverages advanced technologies including Go, Kubernetes, Docker, eBPF, and more. The Role: As a Golang/Java Developer with our client, you'll play a pivotal role in developing and securing their ground breaking products. We're seeking individuals who are not … understanding of operating system internals, Linux networking, and file systems. 3+ years of experience in software engineering using high-level programming languages (e.g., Golang, Java, C, Python). Proficiency with cloud platforms (AWS, GCP, Azure). Experience building data-intensive systems such as databases, event systems, or messaging systems. Familiarity More ❯
deployment Experience with tick architecture, large scale data capture and data analysis Ability to write clean and efficient code Experience in other languages like Java, C++ or Python Excellent communication skills across all levels of seniority Strong interpersonal skills, with good relationship building and engagement skills Proficiency in Microsoft Office More ❯
You have payments related SME knowledge in one or more of the following industries Banking, Fintech, Retail, Healthcare, Insurance You have expertise of Core Java, JEE technologies, Web technologies, JavaScript and container based technologies. Proficient in Web Services/API Development using SOAP or REST, JSON and XML. Experience in … of accountability for quality and timeliness. Experience working in technology industry with experience in testing applications. Strong technical competency and experience with API testing, Java automation and end to end testing. You are an expert in proposing solutions for building world class payment solutions which includes Development, monitoring, troubleshooting, triaging More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product-led … ll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and a passion for clean architecture, scalability, and developer experience. You'll be a core contributor to … and 1:1 support * Contribute to the engineering culture by improving processes and raising the quality bar Essential Criteria: * 5+ years of experience with Java, Kotlin, or C++ in a production environment * Hands-on experience building microservices within a service-oriented architecture * Practical knowledge of CI/CD pipelines and More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
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key contributors to our digital transformation teams. Qualifications You will need: 5+ years' experience using kdb+ technology including KX Insights Enterprise Feedhandler development using Java and data ingestion into KX Insights Enterprise Large scale data capture and platform analysis experience Excellent communication and interpersonal skills/Confident in communicating with More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
Apriori Technologies Uk, Limited
teams work aligns with the companys goals Requirements Proven ability to lead software engineering teams Proficiency in SQL and programming languages such as Python, Java or Scala Expertise leading teams and delivering in cloud data platforms (GCP, AWS) Familiarity with data modelling, warehousing, and database optimisation Strong understanding of data More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
Ocho
Mid level Java Developer Mid level Java Developer -Ballymena/Hybrid - Up to £45k + Bonus About the Company: Join a fast-growing software solutions company based in Ballymena, working with a diverse portfolio of clients-from innovative local businesses to global enterprises. With a focus on building scalable, cloud … agile delivery, and creating an environment where graduate and junior engineers can thrive. The Role: This is an exciting opportunity for a Mid level Java Developer to join a collaborative engineering team. You'll work on impactful software projects across industries like healthcare, e-commerce, and manufacturing, using technologies such … as Java, Node.js, and modern JavaScript frameworks. Whether you're fresh out of university or have some commercial experience, you'll receive technical mentorship, support, and the opportunity to grow into a well-rounded developer. Key Responsibilities: * Build and maintain full stack web applications using Java and/or Node.js More ❯
basildon, east anglia, united kingdom Hybrid / WFH Options
Ocho
of the product Tech Youll Work With React Native (core) TypeScript Redux/Zustand/React Query Native Modules (Swift, Kotlin, Objective-C/Java) RESTful APIs & GraphQL CI/CD tooling (Fastlane, Bitrise, GitHub Actions) Unit, E2E and UI Testing (Jest, Detox, etc.) What Were Looking For 5+ years More ❯