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 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 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 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.

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 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.

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.

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.

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.

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.

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.

Role Overview Roku is hiring a Senior Software Engineer to work on the subscriptions platform in Manchester, United Kingdom. This role centers on building and improving subscription services that reach millions of users. The work supports a smooth, reliable experience for customers who use Roku’s streaming products. What You Will Do Design and implement scalable software solutions for the subscriptions platform Work with teams across engineering, product, and design to deliver new features and improvements Contribute to the architecture and reliability of services that support customer subscriptions Collaboration This position involves close collaboration with cross-functional partners. Projects often require input from multiple disciplines to ensure the final product meets Roku’s standards for customer engagement and satisfaction.

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!

Are you ready to redefine the future of data integration?At Matillion, we are pioneers in intelligent data integration solutions, revolutionizing the way businesses harness the power of their data.We are on a mission to transform data productivity globally, and we are looking for passionate, innovative thinkers who are motivated to make a significant impact.Our platform, the Data Productivity Cloud, is designed to enhance data productivity, and our latest innovation, Maia, features AI-powered virtual data engineers that enable teams to create, build, and manage data pipelines with unparalleled speed.Join #TeamGreen, where our mission drives us, collaboration propels us forward, and together we aim to make a substantial impact in the data industry.Position OverviewAs a Senior Staff Software Engineer within our Maia team, you will play a crucial role in our innovative endeavors: developing agentic AI systems, creating new tools and integrations, and staying abreast of the latest advancements in Generative AI. This role transcends traditional engineering; it is high-impact work where your contributions will significantly influence our products.You will lead architectural decisions, mentor fellow engineers, and contribute to strategic planning. Our environment is dynamic, where requirements shift rapidly and new challenges arise, making it essential to find someone who thrives in such a setting. If you are a Java expert with experience in Claude, Gemini, and agentic workflows, and you aspire to implement these technologies at scale within a world-class engineering team, this opportunity is for you.This position offers a hybrid work model based in our Manchester office. We believe in the power of collaboration and encourage a minimum of 2 days per week in the office to foster relationships and cultivate the culture that drives exceptional engineering.

Join our dynamic team at Mark43 as a Senior Software Engineer specializing in Integrations. In this pivotal role, you will be responsible for developing seamless integration solutions that enhance our software capabilities and improve user experience. Collaborate with cross-functional teams to design, implement, and optimize APIs and integrations, ensuring they meet the high standards of performance and reliability.

Role overview Roku, Inc. is looking for a Senior Software Engineer to focus on Ad Auctions in Manchester, United Kingdom. This position plays a key part in building and improving Roku’s advertising auction systems. The work directly influences how efficiently ads are delivered and supports the company’s revenue goals. Main responsibilities Design, develop, and refine auction systems that drive advertising on Roku’s platforms. Collaborate with cross-functional teams to create solutions that balance business needs with a strong user experience. Contribute to projects that improve how ads are managed and delivered across Roku’s streaming products. Location This role is based in Manchester, United Kingdom.

Teamwork enhances the streaming experience. Join Roku in revolutionizing how the world enjoys television.As the leading TV streaming platform in the U.S., Canada, and Mexico, Roku aims to empower every TV globally. We initiated the streaming revolution for televisions and strive to be the connective tissue for the entire TV ecosystem. Our mission is to link viewers with their favorite content, assist publishers in growing and monetizing vast audiences, and provide advertisers with unique tools for engaging consumers.Your journey at Roku begins with making significant contributions from day one. In our rapidly growing public company, every team member has an important role to play. You will have the chance to delight millions of streaming enthusiasts while gaining invaluable experience across diverse disciplines. About The RoleAs a Senior Android Software Engineer on the Roku Mobile App team, you will be instrumental in shaping the interaction millions of users have with their Roku Streaming Devices. Your focus will be on crafting intuitive, reliable, and high-performance Android applications that enable users to monitor and control Roku devices, from TVs to Players and beyond.This position allows you to leverage a cutting-edge tech stack, including Kotlin, Compose, and Google’s latest frameworks. You will work in close collaboration with design, product, and cross-functional engineering teams to bring innovative features to fruition, enhance performance, and streamline everyday smart home interactions.You should possess a strong sense of curiosity and initiative, eager to take ownership of features while maintaining a collaborative, team-oriented mindset. About The TeamJoining our talented and high-performing team, known for its history of delivering quality, means you will help us maintain our momentum and continue producing top-notch applications as we expand.With millions of users globally, our products are recognized for their seamless integration and functionality. Achieving this standard requires commitment, which is why we are dedicated to ensuring our products are not just user-friendly, but also intuitively designed. What You’ll Be Doing