secure, high-performance systems using Java and Spring Boot Design and implement RESTful APIs and containerised microservices Collaborate within agile teams to deliver high-quality features and services Write clean, testable, production-grade code following best practices Contribute to CI/CD processes, test automation, and code reviews Work on solutions that demand performance, resilience, and zero … related frameworks Understanding of REST API development , SQL/MySQL , and microservice architecture Familiarity with DevOps tools: Git, Maven, Jenkins , and containerisation (Docker/Kubernetes) Strong commitment to quality, cleancode, and continuous delivery Excellent problem-solving skills and a collaborative mindset Agile development experience in a team setting Bonus Skills (nice to have) Experience with big data … tools like Hadoop, Spark, or Scala Exposure to fraud, payments , or financial services platforms Understanding of cloud-native development and container orchestration Knowledge of test-driven development and modern code quality practices What's on Offer Unrivalled pension scheme that sets the benchmark in the tech industry Unheard-of bonus potential tied to performance and delivery Flexible hybrid working More ❯
be responsibility for providing guidance and mentorship to junior team members. The succssful candidate will actively contribute to the implementation of critical features and complex technical solutions, and write clean, efficient, and maintainable code that meets the highest standards of quality. You will collaborate with other Principal Engineers to define and evolve the overall system architecture and design … in designing and developing solutions The candidate will apply internal standards for re-use, architecture, testing and general best practices. The candidate will be responsible for Agile Development Lifecycle, Code reviews, test case reviews and ensure code developed meets the requirements, Component Design/Coding/Unit Testing/Debugging, and Level 3 production support. Build and sustain … strong relationships with the senior business leaders associated with the platform Design, code, test, document and implement application release projects as part of development team. Work with development partners to ensure design and coding best practices. Work closely with Program Management and Quality Control teams to deliver quality software to agreed project schedules. Proactively notify Development Project Manager of More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Instil Software
a key role in the design and development of the next generation of digital products and solutions for our customers. The majority of your time will be spent writing code; cleancode, whilst contributing to our overarching culture of engineering excellence and nurturing your fellow team members. At Instil, we pride ourselves on our work culture, something … full stack projects into production. Work across a (Typescript, React, AWS etc) in a highly supportive work environment. Mentor and support other engineers and peers. Develop and write great code on a daily basis, leading by example. Research, evaluate and implement new technologies that help improve how we work. Proactively contribute to a team culture that values quality, robustness … or C#. Experience developing cloud native solutions in AWS, GCP or Azure. Experience in UI development in Angular, React or Vue. Experience developing secure and robust architectures. Experience delivering code following DevSecOps best practices. Experience using Agile methodologies. Experience in taking a leadership role in a development team. Exceptional understanding of coding principles, from functional to OO, cleanMore ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Instil
a key role in the design and development of the next generation of digital products and solutions for our customers. The majority of your time will be spent writing code and leading small teams on the delivery of business-critical outcomes. You will have a passion for software engineering excellence and customer success - in this business, both are important. … across a range of front and backend technologies (Typescript, React, AWS etc) in a highly supportive work environment. Mentor and support other engineers and peers. Develop and write great code on a daily basis, leading by example. Research, evaluate and implement new technologies that help improve how we work. Proactively contribute to a team culture that values quality, robustness … industry. Expertise in Java, Kotlin, Typescript, or C#. Expertise in React orAngular. Experience developing cloud-native solutions or modern frontend applications. Experience developing secure and robust architectures. Experience delivering code following DevSecOps best practices. Experience using Agile methodologies. Experience in taking a leadership role in a development team. Exceptional understanding of coding principles, from functional to OO, cleanMore ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
Participate in the entire development process, from design to deployment and support Communicate proactively with colleagues to refine application design Suggest and implement innovative, high-tech solutions Optimize backend code, identify bottlenecks, and implement visualization and monitoring systems as needed Required Skills and Knowledge Computer Science or related degree preferred Experience as a Team Lead or Staff Engineer; Lead … Web Services (AWS) Additional Tools & Frameworks GraphQL REST APIs Software Design Patterns – TDD, DDD Methodologies Agile: Scrum and Kanban About You Self-motivated and independent worker Passionate about writing clean, reusable code Strong communication and teamwork skills Positive, logical, eager to learn Detail-oriented with a focus on quality This urgent role offers a salary of More ❯
brands. What You'll Be Doing Designing and implementing backend microservices using Java and Spring Boot Building and refining RESTful APIs that power secure, real-time payment flows Writing clean, testable code with a focus on quality, performance, and reliability Leading on feature analysis, architecture decisions, and release planning Contributing to peer reviews, automated testing, and continuous integration More ❯
global customers. As a Principal Engineer, you will care about your craft and the success of our customers and their users. Most of your time will be spent writing code and leading teams to deliver business-critical outcomes successfully. You will also be a team player who enjoys contributing to company culture and fostering the best from your colleagues. … into production. Work across a range of technologies (Typescript, React, AWS etc) in a highly supportive work environment. Mentor and support other engineers and peers. Develop and write great code, leading by example. Research, evaluate and implement new technologies that help improve how we work. Proactively contribute to a team culture that values quality, robustness, and knowledge sharing. Need … Expertise in Java, Kotlin, Typescript, or C#. Expertise in React or Angular. Experience developing cloud-native solutions and modern frontend applications. Experience developing secure and robust architectures. Experience delivering code following DevSecOps best practices. Experience using Agile methodologies. Experience in taking a leadership role in a development team. Exceptional understanding of coding principles, from functional to OO, cleanMore ❯
belfast, antrim, united kingdom Hybrid / WFH Options
Ocho
product design and team mentorship. Key Responsibilities Designing and developing internal and client-facing apps using C#/.NET (Core ideally) and Angular Implementing new features and improving legacy code with Docker, AWS ECS, and CI/CD pipelines Translating business requirements into scalable, maintainable solutions Participate in architectural discussions and decisions in collaboration with the Head of Engineering … Mentoring and guiding a junior developer through code reviews and best practice coaching Writing technical documentation and conducting unit/integration tests Prioritising performance, compliance (e.g. GDPR), and security in all builds Ideal Candidate Profile 4+ years of commercial software development experience Strong experience in C#, .NET, MS SQL, Entity Framework Exposure to Angular (or similar modern JavaScript frameworks … business stakeholders, including leadership, on applications that make a meaningful impact for end users. This is a role for someone who wants to take ownership, challenge assumptions, and bring clean, scalable code to business-critical platforms For more information on this opportunity, connect with Neill Ferguson on LinkedIn or submit your CV via the link below. More ❯
newtownabbey, antrim, united kingdom Hybrid / WFH Options
Ocho
product design and team mentorship. Key Responsibilities Designing and developing internal and client-facing apps using C#/.NET (Core ideally) and Angular Implementing new features and improving legacy code with Docker, AWS ECS, and CI/CD pipelines Translating business requirements into scalable, maintainable solutions Participate in architectural discussions and decisions in collaboration with the Head of Engineering … Mentoring and guiding a junior developer through code reviews and best practice coaching Writing technical documentation and conducting unit/integration tests Prioritising performance, compliance (e.g. GDPR), and security in all builds Ideal Candidate Profile 4+ years of commercial software development experience Strong experience in C#, .NET, MS SQL, Entity Framework Exposure to Angular (or similar modern JavaScript frameworks … business stakeholders, including leadership, on applications that make a meaningful impact for end users. This is a role for someone who wants to take ownership, challenge assumptions, and bring clean, scalable code to business-critical platforms For more information on this opportunity, connect with Neill Ferguson on LinkedIn or submit your CV via the link below. More ❯
lisburn, antrim, united kingdom Hybrid / WFH Options
Ocho
product design and team mentorship. Key Responsibilities Designing and developing internal and client-facing apps using C#/.NET (Core ideally) and Angular Implementing new features and improving legacy code with Docker, AWS ECS, and CI/CD pipelines Translating business requirements into scalable, maintainable solutions Participate in architectural discussions and decisions in collaboration with the Head of Engineering … Mentoring and guiding a junior developer through code reviews and best practice coaching Writing technical documentation and conducting unit/integration tests Prioritising performance, compliance (e.g. GDPR), and security in all builds Ideal Candidate Profile 4+ years of commercial software development experience Strong experience in C#, .NET, MS SQL, Entity Framework Exposure to Angular (or similar modern JavaScript frameworks … business stakeholders, including leadership, on applications that make a meaningful impact for end users. This is a role for someone who wants to take ownership, challenge assumptions, and bring clean, scalable code to business-critical platforms For more information on this opportunity, connect with Neill Ferguson on LinkedIn or submit your CV via the link below. More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
reporting their sustainability and carbon footprint data Build and improve key features across our web apps — from architecture to deployment Design, develop and maintain high-quality web UIs Ensure code quality, scalability, and maintainability Identify problems, propose solutions, and implement them end-to-end Collaborate on planning sprints, retros, and technical discussions Shape and nurture best engineering practices within … React Query , Redux , automated testing, and data visualization Bonus if you’ve worked with GitHub Actions, AWS, CDK, security, networking Is proactive, communicative, and enjoys solving complex problems with cleancode Understands the full lifecycle of shipping software — from idea to deployment Speaks English comfortably Cares about sustainability and wants to build for impact Nice to have: LangChain More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Adepta Partners
and Python . Strong background in testing cloud-native applications on AWS . Proven experience leading offshore or distributed QA teams in a global engineering environment. A passion for cleancode, DevOps, and continuous improvement. Why Join? Be part of a global tech leader with a growing presence in Belfast . Lead meaningful work on mission-critical systems More ❯
finaghy, antrim, united kingdom Hybrid / WFH Options
Adepta Partners
and Python . Strong background in testing cloud-native applications on AWS . Proven experience leading offshore or distributed QA teams in a global engineering environment. A passion for cleancode, DevOps, and continuous improvement. Why Join? Be part of a global tech leader with a growing presence in Belfast . Lead meaningful work on mission-critical systems More ❯
newtownabbey, antrim, united kingdom Hybrid / WFH Options
Adepta Partners
and Python . Strong background in testing cloud-native applications on AWS . Proven experience leading offshore or distributed QA teams in a global engineering environment. A passion for cleancode, DevOps, and continuous improvement. Why Join? Be part of a global tech leader with a growing presence in Belfast . Lead meaningful work on mission-critical systems More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Ocho
small, tight knit team where everyone works together? How about working on greenfield projects daily with a team that will take you places? The Role You’ll be writing cleancode, whilst contributing to the companies overall architecture. Working a like minded team of developers who are the best at what they do This is an employer of More ❯
excitement of developing their own in-house products. Now, they're looking for a Senior Java Developer to join their talented, close-knit team, someone who's passionate about cleancode, collaboration, and building innovative solutions that make a difference. Why This Role Stands Out: At this agency, no two days look the same. You'll work on More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Myth Digital Ltd
then we want to hear from you. Location: Belfast, Northern Ireland What you'll do Help build & deliver a wide range of .Net Core projects Develop and write great code on a daily basis, leading by example Develop project design and strategy following an Agile approach Maintain and build new technology into our existing project portfolio Research, evaluate and … knowledge sharing What you'll need Experience in the software industry with the ability to demonstrate versatility across different projects An exceptional understanding of how to create and test cleancode A good understanding of version control (Git) Excellent communication skills, written and verbal A keen eye for detail and quality which should be reflected in your outputs … Deep curiosity and excellent understanding of emerging technologies and practices What you'll code .Net Core Applications .Net Core Web APIs Design and development of complex, relational SQL Databases and use of tools such as Entity Framework Core. Integrations with RESTful APIs provided by other services. What we see as a bonus Frontend experience primarily in VueJs, React or More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
in design, development, and deployment AI applications using LLM's, Agentic framework, and other related technologies Own technical direction for core systems, focusing on scalability, performance, and reliability. Write clean, maintainable code and contribute actively to the codebase. Define and uphold engineering best practices (code quality, CI/CD, observability, etc.). Collaborate closely with the CTO More ❯
and create great solutions for iconic brands. An Android developer at Deloitte Digital plays a key role in designing, developing, and maintaining high-quality Android applications. This involves writing clean and efficient code while collaborating with cross-functional teams to ensure adherence to coding standards. Key responsibilities include: Contributing to the overall architectural design of mobile applications. Integrating … Working closely with designers to create a visually appealing and user-friendly interface. Conducting thorough testing, debugging, and optimizing performance for various devices. Creating and maintaining technical documentation for code, processes, and configurations. Effectively communicating within the team and with clients to understand project requirements. Staying updated on the latest Android development trends, tools, and technologies. Implementing security measures … full lifecycle of Android apps, from initial design and development to deployment on the Google Play Store and ongoing maintenance. Experience with version control systems, particularly Git, for managing code changes in a collaborative environment. Proficiency in writing and maintaining unit and instrumentation tests, and debugging complex issues using tools like Android Studio Debugger. Skills in optimizing app performance More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Jobs via eFinancialCareers
needs Integrate new features and functionalities into existing risk infrastructure Optimize applications for maximum speed and scalability Conduct performance tuning and debugging to improve application performance and reliability Write clean, maintainable, and efficient code. Conduct code reviews and provide constructive feedback to team members. Ensure adherence to best practices and coding standards Work closely with cross-functional teams More ❯
issues in the app Reviewing the tickets of fellow developers, with comprehensive testing, and feedback Writing automated tests for the features you have worked on Skills Ability to write clean, reusable code and have a passion for mobile development Problem-solving and creating solutions Swift & Xcode Swift UI JSON Experience using REST APIs Core Data and SQLite Experience More ❯