Find your next tech and IT Job or contract Java Developer (Kotlin, Groovy...)

The Java developer is a web and application development professional specialized in using Java, a server-oriented programming language. They are also called: Java programmer, Java programmer-analyst, Java software development engineer. This IT technician analyzes the specifications provided by the client to identify a technical solution that meets their technical and functional requirements point by point. They are then responsible for custom designing all or part of the computer program in Java. Then comes the trial and testing phase of the applications. Once the program is operational, they can proceed with writing technical documentation and user guides. The Java developer can progress towards supervisory positions, project manager, IT technical manager or even a commercial career.

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Permanent

Job VacancySalesforce Developer - Lead

Nexus Jobs Limited
Published on

£60k-75k
London, England, United Kingdom
Salesforce Lead Developer Our Client is looking to recruit a Salesforce Developer with at least 7 to 10 years Team Lead Team Lead Experience Overall IT experience required for this position is at least 10 years. Lead Salesforce development team in developing solutions through collaboration and discussion, within our teams and with clients Review and provide guidance on design and infrastructure blueprints, proactively identify and communicate potential issues or risks Developing solutions to client problems through application of methods and tools Strong experience with version-controlled environments/interfaces Must be good learner to drive from the and front ready to pick technical work if required You will be responsible for providing expertise in the software development life cycle, from concept, architecture, design, implementation, & testing. Good understanding requirements & writing technical architecture documents Ensuring the code reviews & development best practices/processes to be followed. Responsible for planning the end-to-end technical scope of the project & customer engagement areas including planning sprint & deliveries. Estimates efforts, identify risks & provide technical support whenever needed. Demonstrates the ability to multitask & re-prioritize responsibilities based on dynamic requirements. Key Skills Strong understanding of Salesforce architecture & cloud development principles. In-depth knowledge of Salesforce Governor limits and best practice. Must have extensive hands on experience in Apex, Triggers, Webservice Callouts. Must have hands on experience in Classic development. Well versed with Lightning development fundamentals Candidate must have strong technical knowledge about the Salesforce security implementations and best practices. Candidate should have hands on experience in JavaScript and JQuery Extensive development experience in developing intuitive UI using Visualforce, JQuery and JavaScript. Extensive development experience in Salesforce integrations. Experience in working with the customer directly which includes initial requirement gathering, day-to-day technical discussions, technical demos, and project delivery. Experience with working on Agile Software development methodology. Should have excellent verbal as well as non-verbal communication skills. Should possess excellent oral, written, problem-solving and analytical skills. Should have Salesforce Certifications (App Builder, Salesforce Administrator, Platform Developer, Sales Cloud Consultants etc) Good experience in Data migration tools The position will be based in the City of London. This a hybrid role with 3 days in the office. The salary for this position will be in the range £60K - £75K. Do send your CV to us in Word format along with your salary and availability.
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Contractor
Permanent

Job VacancyDéveloppeur Full Stack GED / Workflow (H/F)

RIDCHA DATA
Published on
Docker
Elasticsearch
Git

1 year
Sophia Antipolis, Provence-Alpes-Côte d'Azur
ContexteDans le cadre de l'évolution d'une application de Gestion Électronique de Documents (GED) intégrant des workflows métiers, nous recherchons un Développeur Full Stack pour participer au développement de nouvelles fonctionnalités, à l'optimisation des performances et à la modernisation de l'architecture applicative. Vous interviendrez sur une application développée en Groovy/Grails (basé sur Java Spring) côté Back-End et React côté Front-End, avec des enjeux liés à la conteneurisation, aux performances et à l'expérience utilisateur. Vos missionsDévelopper de nouvelles fonctionnalités liées à la GED. Concevoir et faire évoluer des workflows métiers personnalisables. Améliorer l'interface utilisateur développée en React. Participer à la conteneurisation de l'application avec Docker. Contribuer aux déploiements et aux tests sur des environnements Kubernetes. Optimiser le stockage, l'indexation et les performances des bases de données. Améliorer les mécanismes de recherche via Elasticsearch. Rédiger la documentation technique. Développer et maintenir les tests unitaires et d'intégration. Participer aux bonnes pratiques de développement et d'intégration continue. Environnement techniqueBack-EndGroovy Grails Java Spring Front-EndReact Bases de données & RecherchePostgreSQL Elasticsearch SQL / NoSQL DevOpsDocker Kubernetes GitLab CI/CD Git TestsJUnit Spock Jest
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Permanent

Job VacancySenior Android Engineer

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Published on
Apache Spark
JUnit
Kotlin

London, England, United Kingdom

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Fixed term

Job VacancyD365 Developer

LA International Computer Consultants Ltd
Published on

3 months
United Kingdom
Role Overview We are looking for a skilled Dynamics 365 CE Developer to design, develop, and customize CRM solutions using Microsoft Dynamics 365 and Power Platform. The role involves working closely with functional teams and stakeholders to deliver scalable, high-quality solutions. Key Responsibilities Develop and customize Dynamics 365 CE applications (Customer Service, Sales etc.) Create and maintain plugins, workflows, and business logic Design and implement integrations with external systems Customize forms, views, dashboards, and business process flows Develop client-side scripting using JavaScript / TypeScript Develop PCF controls, Custom Action, Custom API, Web API , REST services Develop integrations with external systems using APIs and Azure services Work with Power Platform tools (Power Apps, Power Automate) Participate in code reviews, testing, and deployment processes Troubleshoot and resolve production and performance issues Collaborate with cross-functional teams (functional consultants, architects) Understanding of: CRM processes (Service) & Business workflows and automation Must-Have Skills (Mandatory) Core Dynamics & Development Strong hands-on experience with Microsoft Dynamics 365 CE / CRM Solid experience in: C# and .NET Plugin Development (custom plugins, workflow activities) Experience with: Power Platform (Power Apps - Model-driven, Power Automate, Canvas App) Dataverse (entities, relationships, security model) Customization & Configuration Ability to customize: Entities, forms, views, dashboards Business rules and business process flows Scripting & Integration Proficiency in JavaScript / TypeScript for client-side scripting Experience developing REST APIs / Web API integrations Knowledge of integration patterns with external systems Tools & Practices Experience with: Plugin Registration tool XRMToolbox Visual Studio / VS Code Solution deployment and environments management Understanding of source control (Git / Azure DevOps) Database & Querying Working knowledge of: Dataverse / SQL concepts FetchXML / QueryExpression Good-to-Have Skills (Preferred / Advantage) Advanced Development Experience with: PCF Controls (PowerApps Component Framework) TypeScript frameworks or modern front-end libraries Azure & Integration Hands-on experience with: Azure Functions, Service Bus, APIM Middleware tools (e.g., KingswaySoft, Azure data factory, SSIS) DevOps & ALM Experience with: CI/CD pipelines (Azure DevOps) Managed/unmanaged solutions strategy Automated deployments Functional Knowledge Understanding of D365 modules: Sales lifecycle (Lead → Opportunity → Closure) Customer Service (Cases, SLAs) Marketing or Field Service Certifications Microsoft certifications such as: PL-400 (Power Platform Developer) PL-200 / MB-series certifications Other Skills Exposure to: Agile / Scrum methodology Performance tuning & optimization Security roles and compliance best practices Soft Skills Strong analytical and problem-solving skills Good communication and stakeholder interaction Ability to work in a team-oriented environment Self-driven and adaptable LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance. A multiple award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over consecutive years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.
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Permanent

Job VacancyMicrosoft Dynamics CRM Developer

Nexus Jobs Limited
Published on

£50k-65k
Milton Keynes, England, United Kingdom
Senior Microsoft Dynamics D365 CE Developer Our Client is looking to recruit a Microsoft Dynamics CRM Developer with at least 5 years proven track record of developing within the MS Dynamics CRM suite. Lead the ongoing development for the Global MS Dynamics CRM platform. Develop solutions to varied complexity levels for requirements from the global business Maintain a high-quality platform by with solutions developed in line with coding standard Design and implement MS Dynamics CRM solutions to be fully compliant with Client's business processes and requirements Design, code, test CRM application modules that meet Architecture Blueprint specification Use your deep and extensive knowledge of JScript, PowerApps, C#, .NET Core, and SQL Server, to further enhance the current solution to meet ongoing business requirements Participate in execution and documentation of tests ensuring that an application or architecture meets agreed Quality standards Ensure the implementation of best practices based on Microsoft Dynamics standards and supported configuration/customisations Evangelise the Dynamics core features and functionalities to support business decision making process Seek opportunities to continuously improve the Dynamics solution for the schools across all regions You will have 5+ years development in JS, C#. NET, SQL, PowerApps (1-2 yrs) 5+ years with all Dynamics areas (CRM, Marketing, Customer Service, Portal) Experience of process alignment to out of box functionality Configuration/customisation, Testing and debugging Development tools (Visual Studio) Excellent interpersonal skills English as primary language Experience in global delivery environment and working within a remote-teams. Experience of education sector and of DevOps with documenting solution design (High/low level) Must have MS Dynamics CRM Certifications along with a Degree in Information Systems or equivalent. The salary for this role will be circa £50K - £65K. The position will be based in Milton Keynes. Please send your CV to us in Word format along with your salary and availability.
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Permanent

Job VacancyFrontend Developer

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Published on
CI/CD
DevOps
Git

Leeds, England, United Kingdom

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Permanent

Job VacancyETL Developer

█ █ █ ██ █ █
Published on
Java
JSON
Python

Bournemouth, England, United Kingdom

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Permanent

Job VacancySenior Software Developer - Salesforce

CGI
Published on

United Kingdom
As a Senior Salesforce Developer at CGI, you'll help clients transform their business through innovative Salesforce solutions that deliver measurable value. You'll design and develop scalable systems that streamline operations, enhance user experience, and drive strategic growth. Working in a collaborative environment, you'll have the opportunity to influence technical direction, mentor others, and lead projects that make a real impact across industries. You'll be part of a culture that values ownership, creativity, and support, empowering you to shape both client outcomes and your own career path. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance.
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Contractor

Contractor jobUX/UI Designer Developer

Nexus Jobs Limited
Published on

£250-400
London, England, United Kingdom
UX/UI Designer and Developer - Manage our external web development and technology partners, to ensure organic growth and conversion opportunities are maximized. - Project management will include collecting requirements from the business, briefing our partners, prioritising asks in line with key business objectives and aligning with timeline of the business. - Deliver high-quality, user-friendly, content across our digital platforms. - Own the delivery of the US and UJ for new / ongoing event website and app related launches. - Identify content improvements with the objective of enhancing engagement, gaining insights, and increasing sales. - Produce and automate top-level website reports to influence decision-making for improvements including user flow Sankey diagrams, channel specific user journeys and holistic business reporting. Develop a UX and UI workflow in alignment with feedback and research to execution, specifically running CRO tests to prove hypotheses. - Expertise in CMS optimisation (VWO, Optimisely or other). - Expertise in SEO, CRO, accessibility and UX best practices. - Proven experience delivering multi format digital content within a CMS environment (Contentful) - Proven experience delivering content-heavy platform targeted at consumer audiences. - Proficiency in integrated performance reports using different data sources including analytics and CRM tools i.e. Google Analytics and HubSpot. - Fundamental understanding of basic adtech i.e. UTM tagging and tracking and setting up of media tags via Google Tag Manager.Take initiative with a solution-oriented approach, within a cross functional team. - Basic understanding of HTML and CSS – or keen to upskill in this area - Strong collaboration skills to help manage input from stakeholders and 3rd parties - Ability to manage and support different projects simultaneously - Possess good knowledge of digital marketing and multi-channel campaigns - Ability to understand website analytics and help drive data-driven conclusions (i.e. Google Analytics) - Ability to recommend decisions underpinned and driven by data. A passion for UX and all things customer first. This is a 3 month contract assignment in Shoreditch London on-site. The daily rate will be circa £250 pd to £400 pd. Do send your CV to us in Word format along with your daily rate and availability.
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Permanent

Job VacancyC# .net Developer – Insurance

Nexus Jobs Limited
Published on

£45k-50k
City of London, England, United Kingdom
C# .net Developer – Insurance Our Client is an insurance underwriter in the City of London. They are now looking to grow their software development team and are looking to recruit a C# .net Software Developer. You will have at least 5 to 7 years expertise in developing complex software with C#. A strong mathematical background would be advantageous but not required. Must have excellent communication and interpersonal skills. Expert in C# Development coupled with Java/jQuery Web development Web API, CSS. You will have solid SQL Server experience (stored procedures, table design and some maintenance). Microsoft Office including VBA and advanced skills in Excel and HTML/IIS. Develop and support applications using Visual Studio and other Products where appropriate. Provide support for Microsoft Office Applications along with design and build reports for our SharePoint Applications. The ideal candidate will have a drive to succeed, take part in IT strategy and work in a technology rich and agile environment. The developer will be part of a small team with responsibilities for ensuring the business has full support regarding IT systems. Key aspects of the role will be to: Initiate and promote improvements to MI and analysis Analyse requirements and provide the most suitable solution using the most appropriate technology. Document/support and upgrade a wide range of internal applications/processes As this is a small team, you will need to be flexible in your approach, as you will have primary responsibility for some specific systems but will need to be aware of the overall system. Ability to produce ad hoc reporting and analysis of information in the Data Warehouse Work both as part of a team and under your own initiative Communicate with all areas of the business, at all levels The Client uses Windows Servers and virtualised Windows Clients, with Microsoft office products (Word, Excel, Access, PowerPoint etc.). Additionally they use Office 365 for email, Microsoft SQL Server for our main databases and SharePoint for our intranet. For underwriting the Client uses (Eclipse) and for Accounts (Sun), and a number of other smaller applications for specific jobs, such as RMS for Modelling and Remetrica for Actuarial function. The salary for this role will be up to £50K – for the right candidate maybe slightly higher for exceptional candidates. The Client will consider someone junior with an ability to learn and hit the ground running at £25K - £30K. You will have a 2:1 in maths or computer science, or similar. The company is based in the City of London. Please send your CV to us in Word format along with your salary and availability.
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Contractor

Contractor job Senior Android Developer - Foodtech - Paris (H/F)

EASY PARTNER
Published on
Android
Java
Kotlin

1 month
410-440 €
Paris, France
🏢 Contexte Dans le cadre du développement et de l'évolution de ses applications Android (Kiosk & Counter), notre client recherche un Advanced Android Developer pour renforcer une squad Mobile organisée en tribus B2C ou B2B. Les applications sont utilisées : soit par les utilisateurs finaux des kiosques soit par des restaurateurs Environnement structuré, standards qualité élevés, culture produit et forte exigence sur la robustesse en production. 🎯 Missions principales Développer de nouvelles fonctionnalités sur l'application Kiosk (100% Kotlin) Maintenir et faire évoluer l'application Counter (70% Java / 30% Kotlin) Gérer et corriger les incidents / bugs en production Participer aux choix d'architecture et au software design Contribuer activement à la stratégie qualité (code review, peer programming, tests, automatisation) Monitorer les releases en production Participer (et parfois animer) les rituels Agile Accompagner les profils plus juniors 🛠 Environnement technique Langages & Frameworks Android (minSdk 24) Kotlin Java Libraries Room Retrofit Coroutines / Flow LiveData Dagger MQTT FastAdapter CI/CD & Build Gradle Github Actions CircleCI Monitoring Sentry NewRelic MixPanel Qualité & Testing SonarQube Detekt Lint JUnit MockK / Mockito Outils Charles Proxy Postman Flipper Jira, Confluence, Miro, Slack
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Frequently asked questions about working as a Java Developer (Kotlin, Groovy...)

What is the role of a Java Developer (Kotlin, Groovy...)

The Java developer is a computer specialist who focuses on designing software and websites. As the name implies, they have Java programming language down pat! Passionate and versatile, the Java developer must possess solid technical skills and some essential qualities to provide their client with a customized IT solution.

How much does a Java Developer (Kotlin, Groovy...) charge

The mastered frameworks, the company's sector, its location and the technical issues to be solved are all criteria that affect the Java developer's salary. Nevertheless, their daily rate is relatively high, even for a beginner. The latter earns an average of 483 euros per day. Their salary will be around £40K.

What is the definition of a Java Developer (Kotlin, Groovy...)

The Java developer creates applications at the client's request using their preferred language: Java. For this purpose, they must comply with the requirements provided in the specifications. They develop the application, then manage the testing phase as well as maintenance and update planning

What type of mission can a Java Developer (Kotlin, Groovy...) handle

The tasks generally assigned to a Java developer are: • Definition of client needs; • Application programming; • Development of website structure; • Writing explanatory notes so that the written code lines are understandable by other stakeholders; • Adding new functionalities and improving the performance of an existing application; • Performing unit tests and integration tests; • Technical support; • Updating existing code.

What are the main skills of a Java Developer (Kotlin, Groovy...)

Knowledge of Java language must be complemented by knowledge of: • The J2EE development platform; • Other programming languages; • Oracle and SQL databases; • Tools and frameworks such as Spring, Spring boot, React, Angular, Hibernate, AWS, GWT, Struts or Docker; • Algorithms; • Security standards and procedures to combat cyberattacks; • The business environment (market, services, customers). Those who wish to work as Java developers must also master English.

What is the ideal profile for a Java Developer (Kotlin, Groovy...)

In addition to the diploma and technical skills, recruiters require future Java developers to be: • Rigorous and precise in writing code; • Creative; • Good listeners; • Able to work in an agile environment; • Flexible and available; • Able to communicate and explain their knowledge to non-technical people; • Curious, as computer programs and languages are constantly evolving. A strong sense of analysis and organization is also required!

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