1 to 25 of 28 Permanent Java Jobs in West Sussex

Fullstack Developer (Python)

Hiring Organisation
Kraken
Location
Crawley, West Sussex, UK
Employment Type
Full-time
team Excellent written and oral communication skills in English (French is a plus) Experience with ReactJS Experience with Python 3 and FastAPI Knowledge of Java, maven and the Spring Boot, GraphQL API Experience with PostgreSQL, TimescaleDB Knowledge of Docker environment Knowledge of Git, Linux Knowledge of AWS If this sounds ...

Palantir Forward Deployed Engineer (FDE)

Hiring Organisation
Infosys Consulting
Location
Crawley, West Sussex, UK
Employment Type
Full-time
product designers to shape how data is used across decision-making workflows. Requirements Required Skills & Qualifications Strong programming skills in Python, SQL, and optionally Java/Scala Hands-on experience with Palantir Foundry tools, including: Code Repositories, Pipeline Builder, Code Workbook Ontology Management, Contour, Solution Designer, Data Lineage Data Health ...

Engineering Manager

Hiring Organisation
Calyptus
Location
Crawley, West Sussex, UK
Employment Type
Full-time
technical stakeholders Passion for mentoring and growing teams, creating an environment that balances technical excellence with fast, pragmatic delivery Technologies Back-end: Java 21, Spring Boot, REST, Postgres/Jooq/Flyway, JUnit/TestContainers/Mockito, AWS (EC2, RDS, Cognito, S3, KMS), Containerization (Docker/kubernetes) Front-end: TypeScript ...

Workflow/Business Process Developers App Support, Debugging

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Gatwick, West Sussex, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
succeed We are looking for proficiency in software coding, ideally Python but open to strong Excel/VBA/SQL, automated testing, C#/Java etc for the development of Workflows.Communication skills are paramount as you are the interface between the development team and key stakeholders in the business.Evidence ...

Workflow/Business Process Developers (App Support, Debugging)

Hiring Organisation
Hays
Location
Gatwick, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
succeed We are looking for proficiency in software coding, ideally Python but open to strong Excel/VBA/SQL, automated testing, C#/Java etc for the development of Workflows. Communication skills are paramount as you are the interface between the development team and key stakeholders in the business. ...

Senior Front-end Developer

Hiring Organisation
Hays
Location
Crawley, West Sussex, UK
Employment Type
Full-time
Active Security Clearance (SC) Solid experience with React and Next.js for Frontend development Hands-on experience working with Cloud environments (AWS) Working knowledge of Java and Spring Boot. Strong technical and leadership capabilities Nice to have: Immediate availability Familiarity with greenfield development If you're interested in this role, click ...

Senior Software Engineer II - Contacts Team

Hiring Organisation
Wise
Location
Crawley, West Sussex, UK
Employment Type
Full-time
want to hear from you! You get things done You have experience working with large scale distributed systems You have years of Java 8+ knowledge You have experience working with relational and non-relational databases, query optimisation and designing schemas You have a strong product mindset and passion for customer ...

Senior Software Engineer | $160/hr Max

Hiring Organisation
Mercor
Location
Crawley, West Sussex, UK
Employment Type
Full-time
research, or educational content development. Bachelor's degree in Software Engineering, Computer Science, or a related field. Strong proficiency in languages like Python, JavaScript, Java, or C++. Experience with debugging, testing, and validating code. Comfortable with technical writing and attention to detail. Preferred Degree from Top US Colleges or Universities. ...

2026 Software Engineering Graduate

Hiring Organisation
Thales
Location
Crawley, West Sussex, UK
your career progression at the right rate for you. Kickstart your career with us and work on advanced embedded solutions using technologies such as Java, C++, ADA, and automation tools like Bash, Python, Perl, and Ansible across RHEL environments. Collaborate with top engineers and gain experience with modern development platforms ...

2026 Software Engineering Graduate

Hiring Organisation
Thales
Location
Chichester, West Sussex, UK
your career progression at the right rate for you. Kickstart your career with us and work on advanced embedded solutions using technologies such as Java, C++, ADA, and automation tools like Bash, Python, Perl, and Ansible across RHEL environments. Collaborate with top engineers and gain experience with modern development platforms ...

PEGA Developer

Hiring Organisation
Airswift
Location
Crawley, West Sussex, UK
Employment Type
Full-time
/MQ services. Nice-to-Have: Familiarity with TOGAF, UML, Agile methodologies (Scrum/Kanban). Knowledge of MS SQL Server, Oracle DB, C#, Java, ETL (Informatica), Tableau, HTML5, JavaScript. Banking industry experience. ...

Sr. Software Engineering Lead

Hiring Organisation
Mercor
Location
Crawley, West Sussex, UK
Employment Type
Full-time
research, or educational content development. Bachelor's degree in Software Engineering, Computer Science, or a related field. Strong proficiency in languages like Python, JavaScript, Java, or C++. Experience with debugging, testing, and validating code. Comfortable with technical writing and attention to detail. Preferred Degree from Top US Colleges or Universities. ...

Oracle Cloud Technical Consultant (Managed Services)

Hiring Organisation
Namos Solutions
Location
Crawley, West Sussex, UK
Employment Type
Full-time
would be advantageous if you had any of the following (if not we can work on these): Functional knowledge ERP, HCM or Payroll Java/Groovy Scripts Oracle Apex Oracle Certifications to support your experience to date Previously worked in a Managed Services environment ITIL v4 Foundation certification ...

Senior Android Engineer

Hiring Organisation
John Lewis Partnership
Location
Crawley, West Sussex, UK
Employment Type
Full-time
known as Product Engineer (L7). Essential Skills/Experience You'll Need Extensive experience in Native Mobile Development in Android (Kotlin and Java) Accessibility best practice Continuous Integration/Continuous Delivery Demonstrable experience in TDD, pair programming Agile development methods such as Scrum or Kanban REST API development … related web technologies Experience with modern JavaScript libraries and tooling, such as React, Redux, Webpack Any server side development languages such as Java/Kotlin. Additional Information: The application form consists of CV upload, followed by application questions. Please visit - to understand more about application and hiring process ...

Senior Java Developer

Hiring Organisation
Avance Consulting
Location
Crawley, West Sussex, UK
Employment Type
Full-time
Role: Sr Java Developer Location: Bournemouth, England, United Kingdom Work mode: Onsite (5 days a week) Job Type: Contract Job Summary The Java FSE Sr developer will be responsible for designing, developing, and maintaining software applications using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, and MySQL. This role requires … years of experience. The candidate will work from the office. Responsibilities: - Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, and MySQL. - Collaborate with cross-functional teams to define, design, and ship new features. - Ensure the performance, quality, and responsiveness of applications. - Identify ...

Software Engineering Specialist (Remote)

Hiring Organisation
Mercor
Location
Crawley, West Sussex, UK
Employment Type
Full-time
research, or educational content development. Bachelor's degree in Software Engineering, Computer Science, or a related field. Strong proficiency in languages like Python, JavaScript, Java, or C++. Experience with debugging, testing, and validating code. Comfortable with technical writing and attention to detail. Preferred Degree from Top US Colleges or Universities. ...

Senior Software Engineer

Hiring Organisation
LSEG (London Stock Exchange Group)
Location
Crawley, West Sussex, UK
Employment Type
Full-time
infrastructure, work with developers to ensure that applications are deployed and operated in the cloud environment, working on business demand implementations using Java, Python, SQL and many other programming languages. The role will also consist of improving the integration of the project functions and resources across the life cycle. However … capacity utilization Essential experience and skills: Experience working as a DevOps Cloud Engineer and as a core Software Engineer Experience with SQL Experience with Java or Python Experience working with AWS Cloud Experience working in scrum methods (Agile) Experience working with DevOps tools such as GitLab, Terraform and Ansible Working ...

Software Engineer

Hiring Organisation
Silicon Logic UK Ltd
Location
Crawley, West Sussex, UK
Employment Type
Full-time
Siemens, OSI, ABB, Schneider etc. Display & Visualization – SLD creation, HMI development, real-time dashboards, operator displays, and reports Programming/Scripting – C, C++, PERL, Java or equivalent for application interfacing and scripting Data Handling – Real-time data acquisition, Historian integration, data replication, and logging Performance Tuning & Monitoring – Query optimization, indexing ...

Lead Java Developer

Hiring Organisation
ARC IT Recruitment Ltd
Location
Haywards Heath, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Lead J ava Developer HealthTech SaaS | Tech for Good UK-based, Fully Remote, Up to £75k, Excellent Benefits, Permanent Lead Java Developer is required by our successful HealthTech scale-up client. You'll be leading a small, focused engineering team (5 developers) working on full-stack development with Java/… Spring Boot on the backend and React Native for mobile. You will: Lead technical direction and architecture, working across Java backend services, frontend and React Native mobile apps Set engineering standards and review code for quality, security and performance Mentor and develop a small dev team, shaping culture ...

Contract Android Architect / Lead Engineer - outside IR35

Hiring Organisation
TrueNorth
Location
Crawley, West Sussex, UK
Employment Type
Full-time
recommending changes for new architecture, frameworks, languages for the next iteration. Key skills and experience required: Extensive Android architecture and development (using Kotlin/Java) Working with organisations to review current development and suggesting changes Senior stakeholder management and engagement Ability to lead this on their own while working ...

Senior Backend Engineer

Hiring Organisation
Orbis Group
Location
Crawley, West Sussex, UK
Employment Type
Full-time
Backend Developer – Golang/Python/Java/Tech-First Fintech – Inside IR35 Our client is a leading, tech-first fintech building backend systems that power millions of users every day. They are looking for a Backend Developer with experience in Golang, Python, or Java who can contribute to scalable … performance systems and help deliver impactful products. Key Responsibilities: Build and maintain backend services and APIs in a Golang-first environment, with Python or Java experience welcome Work on distributed systems, microservices, and event-driven pipelines handling millions of requests with low latency Deploy and operate services on Kubernetes ...

Engineering Lead II - Contacts & Recipients

Hiring Organisation
Wise
Location
Crawley, West Sussex, UK
Employment Type
Full-time
team navigate complex priorities and make trade-offs between speed, risk, and quality. What do you need? Strong technical background: Expert in backend engineering (Java ecosystem preferred) with a track record of designing complex, distributed systems. You understand the difference between "working code" and "scalable architecture." Leadership experience: You have ...

Lead Java Developer

Hiring Organisation
Global Relay
Location
Crawley, West Sussex, UK
Employment Type
Full-time
Your Job: Strong Java skills Lead a team of developers who like to ship product and welcome challenging and complex engineering problems in an Agile environment Instantiate a culture of knowledge sharing and avoid knowledge hoarding Mentor and guide the professional and technical development of your team members Provide continuous … equivalent relevant experience 8 years of development experience, shipping enterprise grade software, using multiple frameworks and languages with a particular focus on Java 2+ years of experience as a hands-on development team manager Demonstrated track record leading geographically dispersed teams Demonstrated track record of being a change agent, leaving ...

Full-Stack Developer

Hiring Organisation
mthree
Location
Crawley, West Sussex, UK
Employment Type
Full-time
Full-Stack Developer - Finance Technology (Java, Spark, Cloud) - Global Investment Bank We're hiring a Full-Stack Developer to join a high-impact Finance/Regulatory Technology team within a leading global investment bank working on business-critical regulatory reporting platforms. You'll help modernise legacy systems and build strategic … cloud-based data solutions used across the firm. You'll work in a collaborative Agile squad focused on Java services, Spark data pipelines, and cloud transformation, partnering closely with Finance and Regulatory teams. Key Responsibilities Build and enhance full-stack applications for regulatory and financial reporting Develop Java backend services ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Crawley, West Sussex, UK
Employment Type
Full-time
qualifications 6+ years building production backend systems (at least 3 years in high-scale or low-latency environments). Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning ...