Principal Full Stack Engineer (Java/React.js)

Join Engine by Starling, where we are dedicated to partnering with ambitious banks globally to cultivate rapidly growing businesses powered by our innovative technology.As a subsidiary of Starling Bank, Engine operates as a software-as-a-service (SaaS) business that originated to support Starling's operations. Having established ourselves as an independent entity two years ago, we continue to thrive.Starling has enjoyed remarkable growth, primarily due to our commitment to developing modern technology from the ground up. Our SaaS platform is now accessible to banks and financial institutions worldwide, allowing them to leverage the cutting-edge digital features and streamlined back-office operations that have contributed to Starling's success.At Engine, we believe in the power of teamwork to achieve outstanding results for our clients. We are an engineering-centric organization seeking passionate individuals who are excited about the potential of our technology to transform banking across diverse global markets. Our mission is grounded in five core values: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness.Hybrid Working ModelWe embrace a hybrid working model, with a preference for candidates located within a commutable distance from our offices to facilitate in-person collaboration and interaction.About Engineering at Engine by Starling - https://www.enginebystarling.com/We are actively seeking Backend Software Engineers to enhance the Engine Platform, optimizing our existing features for banks globally while also developing new features not yet available in the UK market.Engine by Starling engineers are enthusiastic about delivering new features, irrespective of their primary technology stack. Discover more about our team through various case studies and our collaboration with Women In Tech.

Join us at Engine by Starling, where we partner with top-tier banks globally, empowering them to develop rapidly growing businesses using our innovative technology.Engine operates as a software-as-a-service (SaaS) entity, a segment that evolved from the technology developed for Starling Bank. Two years ago, we branched out as an independent business.Starling Bank has achieved remarkable growth, a significant part of which is attributed to our robust, modern technology built from the ground up. Our SaaS platform is now accessible to financial institutions worldwide, allowing them to harness the digital innovation and streamlined back-office processes that have been key to our success.We foster a hands-on culture where every team member contributes to delivering exceptional results for our clients. As an engineering-driven organization, we seek passionate individuals excited about the transformative potential of Engine’s technology in various global banking markets. Our mission is guided by five core values: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness.Hybrid WorkingAt Engine, we embrace a hybrid work model, ideally seeking candidates located within a reasonable commuting distance from our offices to facilitate in-person collaboration.About Engineering at Engine by Starling - Explore HereWe are on the lookout for Backend Software Engineers to enhance the Engine Platform, refining existing features for our global banking partners and creating new functionalities yet to be released in the UK market.Our engineers are driven by the opportunity to deliver new features, regardless of their primary technology stack. Read more about our team’s experiences in the case studies below, and discover our collaboration with Women In Tech.

Join us at Engine by Starling, where we are dedicated to partnering with innovative banks globally that aspire to leverage our cutting-edge technology to drive rapid business growth.Engine operates as Starling's software-as-a-service (SaaS) division, stemming from the technology originally designed to fuel Starling's success. Two years ago, we established ourselves as an independent entity.Our parent company, Starling Bank, has experienced remarkable expansion, largely owing to our commitment to developing modern technology from the ground up. This SaaS platform is now accessible to banks and financial institutions worldwide, providing them with innovative digital solutions and streamlined back-office operations that have significantly contributed to Starling's achievements.At Engine, we believe in a hands-on approach, where every team member plays a crucial role in delivering outstanding results for our clients. We are a technology-driven organization seeking passionate individuals excited about the transformative potential of our solutions in the banking sector across various global markets. Our ethos is built upon five core values: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness.Hybrid WorkingWe embrace a hybrid working model at Engine, preferring team members to be within a commutable distance from our offices to facilitate in-person collaboration.About Engineering at Engine by Starling - https://www.enginebystarling.com/We are on the lookout for Backend Software Engineers to enhance the Engine Platform. Your role will involve optimizing existing features for banks worldwide and developing new functionalities that have yet to be introduced in the UK market.Engine by Starling engineers are eager to contribute to the rollout of new features, regardless of their primary tech stack. To learn more about our team and insights, please refer to our Day in the Life of a Software Engineer and our collaboration with Women In Tech.

Join Starling, the UK’s pioneering digital bank, on our mission to revolutionize banking! We've created a new type of banking experience, leveraging technology to help individuals save, spend, and manage their finances in an innovative way.We are a fully licensed UK bank with the dynamic culture of a cutting-edge tech company. At Starling, we strive to be fairer and more accessible, demystifying finance for all. With over 3,000 employees across our offices in London, Southampton, Cardiff, and Manchester, we are making waves in the fintech industry.Our technology team is at the core of Starling's success, thriving in a fast-paced environment focused on building and innovating. We embrace a flat organizational structure that empowers you to make impactful decisions. Collaboration and innovation are pivotal to our culture, ensuring you always have support from your colleagues.At Starling, we believe in taking ownership of your work. Whether it’s developing, designing, or sharing insights, you’ll be part of a team dedicated to delivering exceptional results for our customers. Our values guide us: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness.Hybrid WorkingWe embrace a hybrid working model, expecting our team members to be within commuting distance of one of our offices for in-person collaboration. In the Technology department, we ask that you come to the office at least once a week.Engineering EnvironmentStarling engineers are passionate about contributing to new features, regardless of their primary tech stack. We encourage you to explore our latest blogs and case studies with Women in Tech.We are seeking engineers at all experience levels who are engaged, customer-focused, and take pride in their work. If you have a versatile skillset and enjoy tackling diverse challenges, you will thrive at Starling as we continue to transform banking for the better.

Starling Bank is a UK digital bank with a focus on building fair, user-friendly financial services. With offices in Manchester, London, Southampton, and Cardiff, the team now includes over 3,000 people who value collaboration and open communication. About the Role The Senior Software Engineer will join the Customer Identity & FinCrime team in Manchester. This group builds and maintains technology that helps protect customers and supports secure, simple banking. The work includes the full software lifecycle: development, design, and process improvement. Engineers here have the freedom to make decisions that shape both the product and customer experience. How Starling Works Hybrid working: Team members work from the office at least once a week to support collaboration. Flat structure: Engineers are empowered to share ideas and take ownership of their projects. Values-driven: The team operates by listening, keeping things simple, doing the right thing, owning outcomes, and aiming for excellence. Engineering Culture Starling engineers deliver new features and solutions that shape the customer experience. The environment encourages creativity, knowledge sharing, and continuous learning. The company highlights stories from its tech teams in blog posts and Women in Tech case studies. Who Thrives Here Self-motivated engineers who take full ownership of their work People who care about code quality and customer impact Those comfortable tackling a variety of technical challenges Collaborators who value knowledge sharing and teamwork Starling welcomes engineers at various experience levels who are eager to contribute to a team focused on identity and financial crime prevention.

Role overview PA Consulting Group seeks a Java Engineer to join the Manchester office. This role centers on creating digital solutions that help clients adapt and strengthen their businesses. The team brings together a range of backgrounds and skills, offering the chance to contribute Java expertise while working alongside colleagues with varied perspectives. What you will do Build Java applications that address specific client needs Work with team members to design, develop, and improve digital products Help clients as their requirements evolve, making sure solutions stay reliable and effective Location This role is located in Manchester.

Join Anaplan, where we are a collective of forward-thinkers dedicated to revolutionizing business decision-making through our advanced AI-enhanced scenario planning and analysis platform, empowering our clients to stay ahead of their competition and the market.What brings Anaplanners together across various teams and regions is our unwavering commitment to ensuring our customers’ success and embodying our Winning Culture.Our clientele includes some of the most prestigious names in the Fortune 50, including Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, among the over 2,400 global enterprises that trust our premier platform.Our Winning Culture is what fuels our innovative teams. We celebrate diversity of thought and ideas, take initiative regardless of our roles, strive for ambitious goals, and revel in celebrating our achievements – both big and small.Guided by our principles of being strategy-led, values-driven, and disciplined in execution, you’ll find inspiration, connection, development, and rewards here. Your uniqueness will be embraced; come and help us create what’s next – together!As a Software Engineer based in our Manchester, UK (hybrid) office, you will be part of the Platform & AI Enablement team within our GPTO Engineering, Orchestration, and Data organization. This team is tasked with developing core capabilities that drive our data infrastructure, enabling scalable, resilient, and intelligent systems to support enterprise-level Business Planning Software solutions.

Teamwork Makes the Stream Work! Roku is Revolutionizing TV ViewingRoku is the leading TV streaming platform in the U.S., Canada, and Mexico, with a vision to empower every television globally. We pioneered streaming to the TV and strive to be the platform that connects the entire TV ecosystem. Our mission is to link consumers with their favorite content, assist publishers in building and monetizing large audiences, and offer advertisers unique opportunities for consumer engagement.From the moment you join Roku, your contributions will matter. We are a rapidly growing public company where everyone plays a vital role. Enjoy the chance to delight millions of TV streamers worldwide while gaining valuable experience across various disciplines. About The TeamThe Roku Enterprise Engineering team is dedicated to building a robust, integrated, and scalable platform that underpins critical business processes across the organization. As a key component of Roku's corporate strategy, this team automates workflows across various Business Systems, including Supply Chain, Finance, Sales Operations, and Human Resources. By challenging traditional workflow automation approaches, the team utilizes cutting-edge engineering practices and API-driven design to enhance internal processes and deliver innovative solutions.The team's expertise encompasses a broad array of technologies, including Java and Python-based MicroServices, AWS/GCP cloud backend systems, Big Data technologies such as Hive and Spark, and modern web applications. With a globally distributed presence across the US, India, and Europe, the team thrives on collaboration, bringing together diverse perspectives to tackle complex challenges. Their success is driven by a shared commitment to technical excellence, creativity, ownership, and a collaborative spirit that delivers impactful results for Roku's business operations. About The RoleAs a senior technical lead, you will be a platform services developer focused on crafting innovative solutions using modern software frameworks and paradigms. You are self-motivated and adept at problem-solving, with a proven track record in building large-scale software platforms and applications. Your execution-focused approach will help you establish a reputation for consistently delivering projects on time.

Join our dynamic team at PA Consulting as a Java Engineer in Manchester. We are seeking a talented individual with a passion for technology and a knack for problem-solving. In this role, you will collaborate with cross-functional teams to develop innovative software solutions, utilizing your expertise in Java programming. Your contributions will be vital in driving our digital transformation projects forward.

Join Our Innovative Team!At Vix Technology, we pride ourselves on being at the forefront of public transit solutions, dedicated to making accessibility a universal standard. With over 35 years of expertise and our systems operating in more than 200 cities globally, we adopt a modular approach to seamlessly integrate diverse partners and technologies, crafting exceptional solutions. Our vibrant team of over 450 professionals is spread across 12 offices in the APAC, Europe, and North America, fostering a culture that promotes flexibility and collaboration, enabling our employees to connect and thrive.If you’re enthusiastic about transforming public transport and flourish in a collaborative environment, we encourage you to apply and be part of our mission to create a more connected world.Your New Role Awaits!We are looking for a skilled Senior Software Engineer to lead the design, development, and support of the CAST Front Office application, designed for embedded Linux and Android platforms within customer settings. This position blends hands-on coding with technical leadership, production support, and mentorship duties.Key Responsibilities:Design, develop, test, and sustain secure, scalable, and reusable software solutions for embedded Linux and Android environments.Provide technical leadership in architectural design discussions, working alongside the Team Lead and Principal Engineer on technical direction and delivery strategies.Facilitate and actively engage in Agile ceremonies, including sprint planning, reviews, and retrospectives.Uphold high standards of code quality through peer reviews, best practices, and automated testing strategies.Guide and mentor junior engineers through coaching, knowledge sharing, and technical support.Investigate, troubleshoot, and resolve production incidents promptly to guarantee system stability and customer satisfaction.Integrate software with first and third-party hardware in real-time, device-based environments.Effectively communicate complex technical concepts to both technical and non-technical stakeholders.

About Couchbase Couchbase builds an operational data platform used by global enterprises for critical workloads in AI, analytics, mobile, and more. The platform helps organizations modernize infrastructure, unify data services, and support demanding performance and scalability needs. Many industry leaders rely on Couchbase to power customer experiences and extend applications from the cloud to the edge. Our technology is designed to simplify complexity, support innovation, and reduce total cost of ownership. Couchbase partners closely with enterprises to enable agility and security as business needs evolve. Learn more at couchbase.com. Role Overview: Senior Software Engineer II (Manchester, UK) This position focuses on enhancing the Cloud Native management interfaces of Couchbase’s database platform. The Senior Software Engineer II will help set technical direction, define interfaces and components, and ensure the platform meets the needs of cloud-native deployments. What You Will Do Contribute to the design and development of Cloud Native management interfaces for Couchbase’s database platform. Shape the direction and technical standards for interfaces and components that support cloud-native workloads. Engage with the Cloud Native ecosystem, identifying opportunities to expand Couchbase’s value and presence. Represent Couchbase in Open Source Cloud Native projects, collaborating with external communities as a subject matter expert. Advocate for Cloud Native technologies within Couchbase Engineering to help grow the user and customer base in the database market. Location Manchester, UK

Join Us at Vix Technology!Vix Technology stands at the forefront of public transit innovation, advocating for universal accessibility across transportation systems. With an impressive legacy of over 35 years and implementations in 200+ cities globally, we integrate diverse partners and technologies to deliver premier solutions. Our dedicated team of over 450 professionals, spread across 12 global offices in APAC, Europe, and North America, thrives in a collaborative and flexible environment, empowering each member to connect and excel.If you are passionate about enhancing public transportation and enjoy working in a team-oriented setting, we encourage you to apply and help us realize a more interconnected world.Your Role:We are looking for a skilled and driven Senior Software Engineer to enhance our dynamic team. In this role, you will engage with cutting-edge technologies and solutions that are revolutionizing the public transportation sector.As a Senior Software Engineer, you will be pivotal in spearheading innovation and crafting mission-critical software solutions that facilitate efficient public transportation systems. You will collaborate with a diverse team of platform experts and hardware specialists to design and implement robust, scalable software applications.

Role overview bet365 is looking for a Java Developer in Manchester to support ongoing work in data engineering. This position involves collaborating with experienced colleagues to improve core systems and support business goals. What you will do Develop and maintain Java-based solutions for data engineering projects Work closely with team members on system enhancements Contribute to projects that directly impact business operations What to expect Opportunities to build technical skills in a collaborative setting Hands-on experience with data-focused systems Visible impact on the company’s ongoing success Location This role is based in Manchester.

interactive investor is a flat-fee investment platform in the UK, supporting customers as they manage their financial futures. With nearly 30 years in the sector, the company manages close to £75 billion for over 450,000 customers and offers access to a wide range of UK and international investment options. The platform is also recognized for impartial financial journalism and an active investor community. Role overview The Lead Principal Software Engineer guides technical direction across several delivery teams. This position shapes discovery, design, planning, and architecture, acting as a subject matter expert in key technical areas. The role reports to the Senior Manager and works closely with teams across the business to develop and transition technical solutions into live environments. Supporting the Technical Engineering Manager, the Lead Principal Software Engineer oversees changes within defined parts of the technical landscape and ensures solutions move smoothly from delivery to production. Key responsibilities Work with engineering teams to align solutions with strategic technology goals. Facilitate smooth knowledge transfer and technical solution handover across all team levels. Contribute to the discovery, architecture, and design of complex new solutions and patterns. Lead changes that introduce new architectural designs or significantly update existing systems. Support architectural and solution design decisions in line with the overall technology strategy. Encourage technical development and innovation within the team through design and research initiatives. Build team capability by sharing knowledge and mentoring others. Location and compensation Location: Hybrid arrangement, with three days per week based in Manchester. Salary: Starting from £75,000.

mark43 is seeking a highly skilled Senior Software Engineer to join our dynamic team. In this role, you will be responsible for developing innovative software solutions that enhance public safety and improve operational efficiency for law enforcement agencies. You will work closely with cross-functional teams to design, build, and maintain robust applications while mentoring junior developers.

At Anaplan, we are a dynamic team of innovators dedicated to transforming business decision-making through our state-of-the-art AI-driven scenario planning and analysis platform. This empowers our clients to stay ahead of their competitors and the evolving market landscape.What brings Anaplanners together, regardless of team or location, is our unwavering dedication to customer success and our Winning Culture.Our clientele includes some of the most renowned names in the Fortune 50. Companies like Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer are just a few of the 2,400+ global corporations that trust our premier platform.The essence of our Winning Culture fuels our innovative teams. We celebrate diverse perspectives, embrace leadership at every level, strive for ambitious goals, and take joy in recognizing our achievements — both big and small.Driven by our principles of strategic focus, value-driven actions, and disciplined execution, you will find inspiration, connectivity, growth, and recognition here. We welcome the unique qualities you bring; let’s collaborate to create the future together!The RoleThe Core Performance engineering team is on the lookout for a junior to mid-level software engineer to develop and sustain performance tests and frameworks that are foundational to our performance initiatives at Anaplan. We seek an advocate for robust software engineering principles, particularly in delivering high-performing software solutions. At Anaplan, performance is integral to our mission, and we need someone passionate about enhancing the performance of our platform.Your ImpactA Strong Engineer: You have experience with large codebases and a solid understanding of the SOLID principles of software engineering.Accountable and Self-Directed: You set high personal standards, work autonomously, and take ownership of results.Ownership Mindset: You pursue problems to resolution and consider platform performance as your responsibility.Scale-Oriented Thinking: You look beyond localized fixes, developing solutions that facilitate cross-team collaboration and drive adoption through influence rather than authority.Bias Toward Automation: You proactively seek to minimize repetitive tasks through automation, creating sustainable solutions over manual processes.Data-First Approach: You prioritize data quality in decision-making, holding yourself to the highest standards of data integrity.Quality Advocate: You champion quality in all aspects of your work.

Join Anaplan, a dynamic team of innovators dedicated to revolutionizing business decision-making with our top-tier AI-driven scenario planning and analysis platform. Our mission is to empower our customers to outperform their competitors and thrive in the market.At Anaplan, what brings us together is our unwavering commitment to our customers’ success and a culture focused on winning.Our clientele includes prestigious names within the Fortune 50, such as Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, representing over 2,400 global companies that trust our industry-leading platform.Our Winning Culture propels our teams forward, fostering diversity of thought and ideas. We embody leadership at every level, strive for ambitious goals, and love celebrating our achievements—both large and small.Guided by principles that emphasize strategy-led initiatives, values-based actions, and disciplined execution, you’ll find inspiration, connection, growth, and recognition here. Your uniqueness is celebrated; come join us to shape the future—together!Anaplan is actively seeking a Principal Software Engineer who will serve as the technical leader in our pivotal Experience Engineering workstream. In this role, you will outline the long-term technical vision and architectural roadmap to enhance our platform for a worldwide audience. This is a rare chance to spearhead the strategy for internationalization (i18n) and localization (l10n) on a grand scale for our award-winning planning technology. As Anaplan continues its impressive growth in a competitive global market, delivering an exceptional, localized experience remains a critical strategic goal, with you leading the technical charge.We are in search of a visionary and highly technical leader capable of navigating ambiguity, influencing cross-functional teams, and establishing a benchmark for engineering excellence.Your Impact• Define the long-term technical vision and architectural framework for Anaplan's internationalization platform and infrastructure.• Lead the design and implementation of scalable, resilient systems for continuous localization, acting as both lead engineer and technical mentor.• Collaborate with engineering leadership and product management to formulate the strategy for global readiness across all new features and products.• Tackle complex technical challenges related to localization, proactively addressing future needs and ensuring architectural integrity.

Join Roku as a Senior Software Engineer specializing in Infrastructure and Efficiency. In this role, you will be instrumental in enhancing our platforms, ensuring optimized performance, and driving innovative solutions. Collaborate with cross-functional teams to design and implement scalable systems that support our growing user base.

Founded in 2017, Obsidian Security was established to address a crucial need: securing the SaaS applications integral to modern business operations, such as Microsoft 365, Salesforce, and many more. Supported by leading investors like Greylock, Norwest Venture Partners, and IVP, we have developed a comprehensive SaaS security platform designed to mitigate risks, detect and respond to threats, and prevent breaches at their source. Our team comprises industry leaders who played pivotal roles in shaping endpoint and identity security at companies such as CrowdStrike, Okta, Cylance, and Carbon Black. Currently, we are revolutionizing SaaS security in the age of agentic AI. Today, Obsidian enjoys the trust of global enterprises including Snowflake, T-Mobile, and Pure Storage, safeguarding more than 200 organizations across North America, Europe, the Middle East, Southeast Asia, Australia, and New Zealand, including numerous Fortune 1000 and Global 2000 companies. With robust global momentum, an expanding partner ecosystem including SentinelOne, Databricks, and Google Cloud, and a major fundraising initiative on the horizon, we are rapidly scaling towards sustainable growth and readiness for an IPO. Join us in defining the future of SaaS security!