alt Hacker NewsIt sounds like the kind of job you really want is going to be a bit of a unicorn. That means those kinds of jobs don't get advertised in job boards and have professional recruiters running around looking for candidates that fit. That in turn means that finding such a job is going to be a lot of networking and shoeleather. You'll probably have to go to a bunch of conferences, talk to people, and make contacts, and hope you can discover a place where your unique skills are a greater value to somebody's project than anyone with expertise in only one of those fields could be.
Well put. The standard practice is to hire a scientist and a developer, both with deep expertise, and have them work together. For a successful collaboration, it's obviously desirable for them to have some cross-disciplinary skills or experience. Ultimately, you're still primarily doing either development or research.