1 to 25 of 32 Permanent Java Software Engineer Jobs in England

exciting opportunity for a Java Software Engineer has arisen with a leading semiconductor company specialising in high-performance mixed-signal processing, based in London. This is an exciting opportunity for a Java Software Engineer to design and evolve cross-platform applications, SDKs, and developer … tooling. You’ll work closely with UX specialists, hardware teams, and software engineers to build polished internal tools that power advanced hardware configuration and tuning workflows. You will commit to a hybrid working model, with a minimum of one day per week onsite in the London office. Experience ...

Backend Software Engineer/Developer (Java Kafka) London/WFH to £90k Are you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career? You could be joining a global technology consultancy. What … Software Engineer/Developer you will earn a highly competitive package: Salary to £90k Hybrid working (x2 days WFH per week) Pension, Life Assurance, Income Protection Private medical care for you and your family, including mental health Travel Insurance Charitable giving Gym membership for you and your family ...

Backend Software Engineer/Developer (Kotlin Java Spring Boot) London/WFH to £80k Are you a backend focused technologist with real-time financial systems experience? You could be progressing your career as a Backend Software Engineer at a highly successful financial software house … whose award winning software enables customers to build high-performance web trading apps that deliver real-time information securely and reliably. What's in it for you: Salary to £80k Pension, Income Protection, Life Assurance Private medical and dental care Gym membership Childcare vouchers, cycle to work scheme, season ...

Staff Software Engineer/Developer (Kotlin Java JVM) Hybrid WFH to £120k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful … shares package Impactful role with excellent progression opportunities Opportunity to work on tech for good to positively benefits society Your role: As a Staff Software Engineer you will collaborate with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. ...

Description Increase your chances of an interview by reading the following overview of this role before making an application. Contract Software Engineer (Java/Microservices/Azure/SQL) - HealthTech - Outside IR35 - £500-£550pd - Fully Remote - 6 MonthsAre you an experienced Backend Software Engineer looking … your next outside IR35 contract? My client, an innovative HealthTech company, is seeking a talented Java Engineer to join their platform team on a fully remote, 6-month contract.Role Overview: You'll play a key role in enhancing and integrating core backend services that power a modern healthcare ...

Software Engineer (Java) To support their aggressive growth targets, my client have identified the need for bespoke systems to streamline and automate their existing production processes. Successful applicants have the exciting task of forming their in-house Software Department, with the key target to develop … make use of cutting edge technology to enable the development of a best in class product. Key responsibilities: Work with the rest of the Software Department team to continually design and develop state of the art production software Contribute to all stages of the development lifecycle Define application ...

Java Software Engineer – Defence, Cyber & Intelligence | Full-Time | eDV Clearance Required We are seeking Software Engineers at all levels to join a leading aerospace and defence organisation, delivering mission-critical software for high-impact programmes in the Defence, Cyber, and Intelligence sectors. You'll work … across the UK. This is a fantastic opportunity to contribute to meaningful projects while enjoying flexible working arrangements and excellent development opportunities. Key Responsibilities: Software design, development, and debugging on secure systems Creating and maintaining test frameworks (e.g., JUnit 5) Developing in Linux environments with modern languages (Java ...

Software Engineer - Java/Back End Hybrid - 2 days per week in the office Java, PostgreSQL, API We are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model … highly involved with knowledge transfer, including code walkthroughs, pairing sessions, and documentation reviews with the outgoing external team. Gain understanding of the current Java application architecture - service boundaries, dependency injection patterns, build system, and deployment configuration. Design and implement new back-end features, enhancements, and bug fixes in Java ...

Software Engineer - Java/Back End Hybrid - 2 days per week in the office Java, PostgreSQL, API We are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model … highly involved with knowledge transfer, including code walkthroughs, pairing sessions, and documentation reviews with the outgoing external team. Gain understanding of the current Java application architecture - service boundaries, dependency injection patterns, build system, and deployment configuration. Design and implement new back-end features, enhancements, and bug fixes in Java ...

Senior Java Engineer (Core Java) £115,000 - £145,000 Central London - Hybrid A high-growth, privately backed Enterprise SaaS company is seeking a Senior Core Java Engineer to join its London-based engineering team. The organisation builds large-scale, mission-critical platforms used by some … throughput distributed systems, solving complex engineering problems at scale within a collaborative, high-performing team. Key Responsibilities Design, build and maintain high-performance distributed Java services Contribute across design, development, testing, deployment and support Collaborate closely with other engineers to deliver customer-centric solutions Mentor and be mentored within ...

Backend Software Engineer/Developer (Java Kafka) London/WFH to £90k Are you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career? You could be joining a global technology consultancy. What … Software Engineer/Developer you will earn a highly competitive package: Salary to £90k Hybrid working (x2 d click apply for full job details ...

Graduate Quant Software Engineer (C++/Java – Trading Systems) | £55,000–£77,000 | Hybrid (London/Remote) Build technology that powers real trading. Join a high-performance engineering team developing low-latency, resilient backend systems used in live trading environments. You’ll work on complex technical challenges … from day one, building software that genuinely impacts how markets operate — not just writing code in the background. This is a fast-growing fintech where strong engineers progress quickly into Senior, Low-Latency, or Quant-Engineering tracks within 12–24 months. What You’ll Do Design, build, and optimise ...

Java Software Engineer with around 3-6 years professional, post-graduate experience sought by one of the original Quantitative Hedge Funds, with a 20+ year track-record. The firm are renowned for a healthy, supportive, and collegiate working environment and culture, with no siloes, boasting an industry … leading staff tenure. This hire will be part of a core Software Engineering team, responsible for the vast majority of all applications in the business from front-to-back office.This includes Order Management & Trading Execution, Risk & Finance, Straight-Through-Processing and Corporate Functions. The team deal directly with business ...

Location: London (Hybrid) Salary: Up to £95,000 + bonus + benefits Permanent A leading Tier 1 investment bank is hiring a Java Software Engineer to join a front-office aligned Equities Risk technology team in London. This is a high-impact role focused on building … with a strong focus on: Improving latency, performance, and platform efficiency Building event-driven, distributed systems handling large volumes of market data Developing containerised Java services within a modern cloud-native stack Working in a front-office environment with direct business exposure This is an ideal opportunity ...

Description Is this the role you are looking for If so read on for more details, and make sure to apply today. Software Engineer (Java/AWS) Manchester (flexible/hybrid) | Initial 6 month contract | £500-550pd inside IR35 We're supporting a major transformation programme … helping ensure data flowing into a new SAP environment is accurate, compliant and fit for purpose. What you'll be doing Building and enhancing Java-based backend services supporting financial data flows Designing and improving end-to-end data pipelines across multiple product domains Ensuring data is correctly structured ...

client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment. This role will be operating as part of a high-functioning team focused … Code, Copilot). This role is remote-working (with some occasional visits to site), and will be operating inside IR35. Requirements Deep expertise with Java/Spring/AWS Hands on production grade experience - or leastPoC forLLM's They will be creating agents and creating code that ...

Staff Software Engineer/Developer (Kotlin Java JVM) Hybrid WFH to £120k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful ...

Location: London (Hybrid) Salary: Up to £95,000 + bonus + benefits Permanent A leading Tier 1 investment bank is hiring a Java Software Engineer to join a front-office aligned Equities Risk technology team in London. This is a high-impact role focused on building ...

Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13 billion. Job Description- Job Title: Senior Java Engineer Must Haves- Java, Kafka, Microservices, Spring Boot, Postgres and AWS The Opportunity: We are looking for ambitious and motivated individuals … enabling customers to manage their finances and protect and build their financial futures. Purpose: To cope with our expansion, we are looking for Senior Java Engineers to join our mission and help us build a global product that's scalable, reliable and secure. You will work in tribes alongside ...

Senior Java Engineers — Contract - (Financial Services/Investment Management) Location: London (Hybrid – Ideally 2 Days Per Week) Engagement Type: Contract IR35 Status: Outside IR35 Day Rate: £600 - £700 Per Day (Monthly Pay) Our client is a leading UK investment management platform currently undertaking a major back-office transformation programme. … stage will be working on technically complex integration and platform problems with real impact across the business. Role Overview We are seeking multiple Senior Java Engineers to join the programme engineering team. You will be responsible for designing and delivering robust, high-performance Java services that integrate with ...

Full Stack Software Engineer Join a trusted supplier delivering mission-critical solutions in the defence and national security sector. You will work on leading-edge technologies across AI/Data Science, Cyber, Cloud, DevOps/SRE, and Platform Engineering, developing solutions that protect people, platforms, and information against … constantly evolving threats. The Role As a Full Stack Software Engineer, you will design, develop, and maintain mission-critical softwares. You will work on novel products that combine physical and digital systems, collaborate closely with clients to define strategy, and explore emerging technologies. Key responsibilities include: Writing clean ...

Java Full Stack Engineer | Consultancy (Public Sector Clients) | Up to £60k DOE Our client is a fast-growing technical consultancy known for delivering bespoke software engineering on complex, high-impact programmes across the UK public sector. Their culture is flat, collaborative, and delivery-focused. Engineers are trusted … genuinely matters. You’ll join an agile, client-embedded team delivering modern, scalable systems. Your work will include: Designing and building backend services using Java (12+) and Spring Boot Contributing to front-end development (ideally Angular, though React is welcome) Working across the full SDLC: requirements, build, test, deploy ...

Software Engineers (Java/Data Platform) Remote First (Must be UK based with full right to work with no sponsorship) £75,000–£95,000 **Monthly meetups in London - fully expensed/optional. Access to offices should you prefer I’m working with a global consumer platform processing millions … data, distributed systems and product, working on one of the most unique user datasets in its space. They’re looking for a Senior Engineer to join a small, high-impact team. The role You’ll be working on systems that ingest, process and make sense of large-scale, messy ...

Overview We are seeking a Senior Java Developer to join a regulated banking environment in London. You will work on cloud-native services using a modern Java stack, contributing to secure, resilient platforms that support critical banking products. Key Details Location: London, Greater London, United Kingdom Rate … Contract: Minimum 6 months, high potential to extend Work pattern: 2 days per week, onsite Responsibilities Design, build and maintain Java microservices and APIs using Spring Boot. Own delivery end-to-end: requirements clarification, implementation, testing, deployment and support. Improve engineering practices, code quality, observability and operational resilience. Work ...

complex problems? Do you want to work with, and learn from, hands‐on leaders in technology and finance? At BlackRock, we are looking for Software Engineers who like to innovate and solve complex problems. We recognize that strength comes from diversity, and will embrace your unique skills, curiosity, drive … technical strategy for your team. Collaborate directly with colleagues across Private Markets and the wider Aladdin organization to build and deliver market‐leading software at pace. Deliver high efficiency, high availability, concurrent and fault‐tolerant software systems using API‐First principles. Collaborate with product managers, designers, and other ...